CN104080430A

CN104080430A - Pull-up type absorptive article and pad holder

Info

Publication number: CN104080430A
Application number: CN201380007467.2A
Authority: CN
Inventors: 田中梓; 袖野绫子; 松井学
Original assignee: Kao Corp
Current assignee: Kao Corp
Priority date: 2012-02-24
Filing date: 2013-02-20
Publication date: 2014-10-01
Anticipated expiration: 2033-02-20
Also published as: WO2013125553A1; CN104080430B; JP2013198728A; JP6139164B2; RU2596966C2; RU2014138496A

Abstract

A pull-up type absorptive article (1) is provided with a belly-side outer cover body (2A), a back-side outer cover body (2B), and an absorptive body (3) which is affixed so as to connect the belly-side and back-side outer cover bodies (2A, 2B). The belly-side outer cover body (2A) is provided with an outer layer sheet (22) which forms the outer surface of the outer cover body (2A), and also with an inner layer sheet (23) which is located on the inside of the outer layer sheet (22). The belly-side outer cover body (2A) has an upper belly region (A2) and a lower belly region (A3). The lower belly region (A3) is located closer to a crotch section than the upper belly region (A2). In the upper belly region (A2), the outer layer sheet (22) and the inner layer sheet (23) are not joined to each other, and an upper belly elastic member (71) is extended in the transverse direction (X) and affixed to the inner layer sheet (23).

Description

Pants type absorptive article and pad keeper

Technical field

The present invention relates to pants type absorptive article.In addition, the present invention relates to the endless belt-shaped pad keeper for the maintenance of absorbability pad.

Background technology

Known following technology at present: in Breeches type disposable diaper, the waist portion elastomeric element that is configured in waist portion is fixed on to the parts beyond the outermost synusia of outer surface that forms diaper, between this waist elastomeric element and outermost synusia, disengaged region is set, thus, at the interior square one-tenth gauffer of outermost synusia, on the other hand, do not form gauffer (with reference to patent documentation 1) at the outer surface of waist portion.In the disposable diaper of this kind of pants type, do not form gauffer at the outer surface of waist portion, therefore, have advantages of and present clean and tidy outward appearance.In the time continuously producing such Breeches type disposable diaper, in general, form leg opening part and form through hole or the otch of use at the banded blank of exterior body that comprises outermost synusia, the part of not wanting is removed as rim charge.

Different from such Breeches type disposable diaper, known have a following Breeches type disposable diaper: exterior body is split into the veutro exterior body of the veutro that is configured in wearer and is configured in the dorsal part exterior body of the dorsal part of wearer, absorbent main body is fixed in the mode that is set up in veutro exterior body and dorsal part exterior body, and, the edge, the left and right sides of veutro exterior body and the edge, the left and right sides of dorsal part exterior body are engaged (for example,, with reference to patent documentation 2 and 3).According to this diaper, different from the diaper that patent documentation 1 is recorded, need to not remove rim charge from the blank of exterior body, and can reduce the amount of the rim charge that remove.

But the exterior body of the diaper of patent documentation 2 and 3, is configured to conventionally at the elastomeric elements such as rubber covered wire of fitting under elongation state between 2 sheet material, therefore can not present the outward appearance of underwear.

Prior art document

Patent documentation

Patent documentation 1:US6306122B1

Patent documentation 2:US2006/0244166A1

Patent documentation 3:JP2010-233927A

Summary of the invention

The invention provides a kind of pants type absorptive article, it has: the veutro exterior body that is configured in the veutro of wearer; Be configured in the dorsal part exterior body of the dorsal part of wearer; And be fixed on the absorbent main body of these exterior bodies to be erected at mode between this veutro exterior body and this dorsal part exterior body, this pants type absorptive article has the side seal portion in the edge, both sides along longitudinal direction of this veutro exterior body and this dorsal part exterior body, this veutro exterior body and this dorsal part exterior body being engaged and form, and has the ring-type externally mounted part forming thus.Above-mentioned veutro exterior body has the outer-skin sheet of formation outer surface and is positioned at than the inner layer piece of this outer-skin sheet position more in the inner part.Above-mentioned veutro exterior body has epigastrium region and hypogastric region region, and this hypogastric region region is positioned at the position of more leaning on crotch side than this epigastrium region.In above-mentioned epigastrium region, between above-mentioned outer-skin sheet and above-mentioned inner layer piece, be disengaged state, and epigastrium elastomeric element is fixed on above-mentioned inner layer piece in the mode of extending in the transverse direction.

The invention provides a kind of pad keeper, it is made up of endless belt, and this endless belt has: the veutro portion that is configured in the veutro of wearer; Be configured in the drosal part of the dorsal part of wearer; With the edge, both sides along longitudinal direction at this veutro portion and this drosal part, this veutro portion and this drosal part are engaged and the side seal portion of formation, absorbability pad can be fixed on this pad keeper in the mode being erected between above-mentioned veutro portion and above-mentioned drosal part.Be provided with the installing component for absorbability pad is installed in above-mentioned veutro portion and above-mentioned drosal part.Above-mentioned veutro portion has and forms the outer-skin sheet of outer surface and be positioned at than the inner layer piece of this outer-skin sheet position more in the inner part.Above-mentioned veutro portion has epigastrium region and hypogastric region region, and this hypogastric region region is positioned at than the position of portion's opening edge side more on the lower, this epigastrium region.In above-mentioned epigastrium region, between above-mentioned outer-skin sheet and above-mentioned inner layer piece, be disengaged state, and epigastrium elastomeric element is fixed on above-mentioned inner layer piece in the mode of extending in the transverse direction.

Brief description of the drawings

Fig. 1 is the axonometric chart representing as the Breeches type disposable diaper of the first embodiment of pants type absorptive article of the present invention.

Fig. 2 is the expansion plane graph of seeing the elongation extended mode of the diaper shown in Fig. 1 from positive dough sheet side.

Fig. 3 is the III-III sectional view of Fig. 2.

Fig. 4 is the axonometric chart of expression as the Breeches type disposable diaper of the second embodiment of pants type absorptive article of the present invention.

Fig. 5 is the V-V sectional view of the Breeches type disposable diaper shown in Fig. 4.

Fig. 6 is the sectional view (suitable with Fig. 5) that the skin abutment face that is illustrated in the Breeches type disposable diaper shown in Fig. 4 is provided with the state of absorbability pad.

Fig. 7 is the axonometric chart that represents pad keeper of the present invention.

Fig. 8 (a) and Fig. 8 (b) install the axonometric chart of the state of absorbability pad for being illustrated in the pad keeper shown in Fig. 7.

Detailed description of the invention

The present invention relates to exterior body and be split into veutro exterior body and dorsal part exterior body, in the time dressing, there is clean and tidy outward appearance and soft impression, and can bring into play the pants type absorptive article of good aeration and poisture-penetrability.

Below based on preferred embodiment, with reference to the accompanying drawings of the present invention.Fig. 1 represents the Breeches type disposable diaper 1 (following, to be called " diaper 1 ") as the first embodiment of the present invention to Fig. 3.Diaper 1 has: the veutro exterior body 2A that is configured in the lamellar of the rectangle of the veutro of wearer in wearing state; Be configured in the dorsal part exterior body 2B of the lamellar of the rectangle of the dorsal part of wearer; With set up the absorbent main body 3 that is fixed on veutro exterior body 2A and dorsal part exterior body 2B.Edge, both sides 2a, the 2a of veutro exterior body 2A and edge, both sides 2b, the 2b of dorsal part exterior body 2B engage, and form thus a pair of side seal portion 4,4.As a result, form the ring-type externally mounted part 10 being formed by veutro exterior body 2A and dorsal part exterior body 2B.

Diaper 1 as depicted in figs. 1 and 2, has in wearing state: the A of veutro portion that is configured in the veutro of wearer; Be configured in the drosal part B of the dorsal part of wearer; Between the A of veutro portion and drosal part B, be configured in the crotch C of portion between the lower limb of wearer.Diaper longitudinal direction is direction or its opposite direction (Y-direction of Fig. 2) that arrives drosal part B from the A of veutro portion through crotch C, diaper transverse direction is the direction along the waist direction of wearer, is the direction (directions X of Fig. 2) orthogonal with longitudinal direction.Below, by diaper longitudinal direction referred to as Y-direction, by diaper transverse direction referred to as directions X.

The diaper 1 of present embodiment is more specifically described, the absorbent main body 3 of diaper 1 as shown in Figure 2, have: the back sheet 32 of positive dough sheet 31, opaque liquid or the water-repellancy of liquid permeability, the liquid retainability absorber 33 of configuration between two sheets 31,32, the rectangular shape that is formed as growing in the Y direction.Absorber 33 comprises: have paper pulp fiber etc. fiber assembly (can be non-woven fabrics) absorbent core or be the absorbent core that keeps the granule of water absorbent polymer to form at it; With the clad sheet (not shown) that covers this absorbent core.Absorber 33 is also formed as the rectangular shape of growing in the Y direction.

In the both sides along Y-direction of absorbent main body 3, be formed with the side pad 34,34 being formed by the aeration material of liquid repellence or water-repellancy.Side pad elastomeric element 35 is configured near each side pad 34 free-ended with elongation state.In the wearing of diaper 1, by the contraction of side pad elastomeric element 35, side pad 34 erects, and stops from absorbent main body 3 to transverse direction foreign side trickle.As absorbent core or the clad sheet of positive dough sheet 31, back sheet 32 and absorber 33, can use respectively the identical material of material all the time using with this kind of absorbent commodity.In the outside of absorbent main body 3, as required, can configure overlappingly the outer-skin sheet such as non-woven fabrics or film with back sheet 32.But, in the outside of absorbent main body 3, do not configure the exterior body as the continuous extending part from veutro exterior body 2A and/or dorsal part exterior body 2B.

Veutro exterior body 2A is in the expansion and elongation state (with reference to Fig. 2) of diaper 1, the rectangular shape that is formed as growing crosswise, there is pair of right and left side edge part 2a, 2a along Y-direction, and along upper and lower a pair of end edge portion 2c, the 2d (edge, upside 2c, edge, lower side 2d) of directions X.Dorsal part exterior body 2B too, in the expansion and elongation state (with reference to Fig. 2) of diaper 1, the rectangular shape that is formed as growing crosswise, there is pair of right and left side edge part 2b, 2b along Y-direction, and along the edge 2c of pair of end up and down, the 2d (edge, upside 2c, edge, lower side 2d) of directions X.Veutro exterior body 2A and dorsal part exterior body 2B, as shown in Figure 2, the length of Y-direction is uniform on directions X.But the either party's of veutro exterior body 2A and dorsal part exterior body 2B longitudinal direction length also can be longer than another exterior body in a part for this exterior body.For example can enumerate, dorsal part exterior body 2B extends to crotch C side compared with side seal portion 4,4 on longitudinal direction, covers the mode of buttocks.Mainly, veutro exterior body 2A and dorsal part exterior body 2B are discontinuous in crotch, and two exterior bodies engage in side seal portion 4,4, form the externally mounted part 10 of ring-type.

Then, it is the shape of putting the palms together before one that the side edge part 2b of the side edge part 2a of veutro exterior body 2A and dorsal part exterior body 2B engages, and thus, forms above-mentioned a pair of side seal portion 4,4 at diaper 1.This joint for example uses the known joint methods such as heat sealing, high frequency involution, ultrasonic sealing function, bonding agent.In addition,, by this joint, together with side seal portion 4,4, as shown in Figure 1, form waist opening portion 5 and a pair of leg opening part 6,6.

Absorbent main body 3, as shown in Figure 3, one distolateral (part overlapping with veutro exterior body 2A) of Y-direction is fixed on the middle section of the Y-direction of veutro exterior body 2A by bonding agent (not shown).Equally, another distolateral (part overlapping with dorsal part exterior body 2B) of length direction, is fixed on the middle section of the Y-direction of dorsal part exterior body 2B by bonding agent (not shown).

Below in explanation, the structure of the veutro exterior body 2A of diaper 1 is mainly described with reference to Fig. 2 and Fig. 3, unless otherwise specified, dorsal part exterior body 2B also has same structure.

Veutro exterior body 2A in diaper 1 as shown in Figure 3, has: the sheet 22a and the inner layer piece 23 that form outer-skin sheet 22.The sheet 22a that forms outer-skin sheet 22, its Y-direction central part becomes the outer-skin sheet 22 of the outermost surfaces of veutro exterior body 2A.Inner layer piece 23 and outer-skin sheet 22 adjacency, be configured in the bearing surface side of this outer-skin sheet 22.On directions X, the sheet 22a and the inner layer piece 23 that form outer-skin sheet 22 are formed as same shape.On the other hand, in Y-direction, forming sheet 22a and the inner layer piece 23 of outer-skin sheet 22 is not same shape, forms the sheet 22a of outer-skin sheet 22 as shown in Figure 3, has the extension 221 that the ora terminalis of the waist opening edge W side of the Y-direction from being positioned at inner layer piece 23 extends out to Y-direction foreign side.This extension 221 as shown in Figure 3, at waist opening edge W, is turned back to inner surface side (skin abutment face side).Waist opening edge W is the periphery of waist opening portion 5.The extension 221 of turning back covers and is configured in the skin abutment face of more leaning on the supplementary plate 24 of skin abutment face side than inner layer piece 23.

Diaper 1 as shown in Figures 2 and 3, has the supplementary plate 24 of the essentially rectangular shape of the ora terminalis 3W of the Y-direction that covers absorbent main body 3.Supplementary plate 24 disposes one at veutro exterior body 2A.Also dispose one at dorsal part exterior body 2B equally.As shown in Figure 3, a side's of the Y-direction in supplementary plate 24 ora terminalis, in the position roughly the same with the ora terminalis of the waist opening edge W side that is positioned at Y-direction of inner layer piece 23.On the other hand, the opposing party's of the Y-direction in supplementary plate 24 ora terminalis, exceedes the ora terminalis 3W of the Y-direction of absorbent main body 3, on the positive dough sheet 31 of this absorbent main body 3, extends.Thus, the skin abutment face of diaper 1 is made up of extension 221, supplementary plate 24, the positive dough sheet 31 of the sheet 22a that forms outer-skin sheet 22.

As shown in Figure 3, veutro exterior body 2A has: epigastrium region A2; With this epigastrium region A2 in abutting connection with, be positioned at than this epigastrium region A2 more by the hypogastric region region A3 of the position of crotch C side.In other words, hypogastric region region A3 is positioned at the position of more leaning on crotch C side than epigastrium region A2.In present embodiment, veutro exterior body 2A also has the lumbar region A1 that comprises waist opening edge W.Lumbar region A1 and epigastrium region A2 adjacency, be positioned at the position of more leaning on waist opening edge side than epigastrium region A2.Epigastrium region A2 more by waist opening edge W side, is the region of 3 synusia laminations than the ora terminalis 3W of Y-direction of absorbent main body 3 that is fixed on abdominal part exterior body 2A.In the diaper 1 of present embodiment, epigastrium region A2 is made up of outer-skin sheet 22, inner layer piece 23 and supplementary plate 24.In addition, epigastrium region A2 can be by any 3 layers of above constituting of outer-skin sheet 22, extension 221, inner layer piece 23 and supplementary plate 24.In present embodiment, be also included within the A2 of epigastrium region by 4 layers of part forming of outer-skin sheet 22, extension 221, inner layer piece 23 and supplementary plate 24.Although not shown, the dorsal part exterior body 2B of diaper 1 is also same with veutro exterior body 2A, from waist opening edge W side direction crotch C side have successively lumbar region B1, dorsal area B2 and lower back portion region B3.In this description, epigastrium region A2 and upper dorsal area B2 are referred to as to " upper waist portion region ", hypogastric region region A3 and lower back portion region B3 are referred to as " lower waist portion region ".Lumbar region A1, B1 are in the Y-direction of diaper 1, the ora terminalis in the waist opening edge side in Y-direction from waist opening edge W to inner layer piece 23.The upper region A2 of waist portion, B2 in the Y-direction of diaper 1, in from waist elastic members 51 in the lower end of the elastomeric element of the most close crotch C to outer-skin sheet 22 and inner layer piece 23 by the upper end in the engaged region of bonding agent H.Further, the lower region A3 of waist portion, B3 in the Y-direction of diaper 1, in from outer-skin sheet 22 and inner layer piece 23 upper end by the engaged region of bonding agent H to edge, the lower side 2d of veutro exterior body 2A (dorsal part exterior body 2B).

Lumbar region A1 is in veutro exterior body 2A, along waist opening edge W banded extension on the directions X of diaper 1.In the A1 of lumbar region, wire or banded multiple (illustrated example is 5) waist elastic members 51, state to extend and to extend on directions X on the directions X at diaper 1 respectively, is fixed between the extension of turning back 221 of the sheet 22a that forms outer-skin sheet.The number of waist elastic members 51, preferably disposes more than 3 at lumbar region A1, more preferably more than 5.And, be preferably below 20, more preferably below 15.Specifically, be preferably 3～20, more preferably 5～15.As shown in Figure 3, waist elastic members 51 in the A1 of lumbar region, by the extension 221 of sheet 22a that forms outer-skin sheet is turned back, utilize relative inner surface roughly on whole the bonding agent (not shown) of coating be fixed.Waist elastic members 51 spreads all over the whole area configurations between side seal portion 4,4 at veutro exterior body 2A, in the wearing state of diaper 1, by the contraction of waist elastic members 51, produce multiple gauffers or concavo-convex at lateral film 22, form waist gauffer G1 (with reference to Fig. 1).

Be positioned at and the epigastrium region A2 of lumbar region A1 adjoining position, also banded extension on the directions X of diaper 1.As shown in Figure 3, in the A2 of epigastrium region, outer-skin sheet 22 and inner layer piece 23 are disengaged state.Meanwhile, in the A2 of epigastrium region, wire or banded upper waist portion elastomeric element 71, with the state that extends and extend on directions X on the directions X at diaper 1, be fixed on inner layer piece 23.In addition, upper waist portion elastomeric element 71 is that epigastrium elastomeric element and upper back elastomeric element are merged to the component names of expressing, and therefore, in this description, uses in each independent situation or in comprising both sides' situation.Upper waist portion elastomeric element 71 is configured between inner layer piece 23 and supplementary plate 24, is fixed on inner layer piece 23 and supplementary plate 24 on both.On the other hand, in the A2 of epigastrium region, do not fix the elastomeric element of gauffer formation use in outer-skin sheet 22.Upper waist portion elastomeric element 71 fixing, for example, use bonding agent (not shown).Upper waist portion elastomeric element 71 preferred disposition have more than 2.And be preferably below 10, more preferably below 5.Preferred disposition has 2～10 specifically, more preferably 2～5.In the wearing state of diaper 1, by the contraction of upper waist portion elastomeric element 71, produce multiple gauffers or concavo-convex at inner layer piece 23 and supplementary plate 24, form inner side gauffer (not shown).Inner side gauffer be positioned at than with inner layer piece 23 outer-skin sheet 22 position more in the inner part that is disengaged state, therefore this inner side gauffer is difficult to observe from the outer surface of diaper 1.Consequently, this outer-skin sheet 22 presents the outward appearance of underwear.In addition, in the A2 of epigastrium region, with inner layer piece 23 outer-skin sheet 22 that is disengaged state, as shown in Figure 1, by the contraction of inner side gauffer, become the shape having towards the bulge R of foreign side's bulging of diaper 1, give the impression of user softness, outward appearance synergism with as underwear, makes outward appearance better.

" disengaged state " in the present invention is not limited to whole between the side seal 4,4 of the left and right in the A2 of epigastrium region, outer-skin sheet 22 and inner layer piece 23 are disengaged state, in the case of a part for two sheets engages, suppress in fact the structure of the impact of the gauffer on inner layer piece and also do not got rid of, be also included within " disengaged state ".Diaper 1 preferred above abdomen area A2 or upper dorsal area B2 with dress to the mode of the position butt of anterior superior iliac spine from the crista iliaca of wearer.Specific as follows.In the A2 of epigastrium region, preferably, with respect to the gross area (elongation state) in the inner layer piece 23 existing regions between side seal portion 4,4, the disengaged region of outer-skin sheet 22 and inner layer piece 23 is more than 85%, to be particularly preferably more than 90%.The length L 1 of the Y-direction in this disengaged region, for the more than 1% of total length L (with reference to Fig. 2) of the Y-direction of diaper 1, is in particular more than 2%.And be, below 12%, to be in particular below 9.5%.Specifically, from diaper outer surface be softness and the good region of skin sense of touch on a large scale, diaper is given to the viewpoint of soft impression and is set out, be preferably 1～12%, particularly 2～9.5%.In addition, epigastrium region A2 is more than 5%, to be in particular more than 10% with respect to hold the length (, the combined length of the Y-direction length of the side seal 4 of abdominal part A) between leg opening part end from waist opening portion.And be, below 70%, to be in particular below 50%.Specifically, from giving the viewpoint of underwear apperance and soft appearance and suppressing the viewpoint that skew is dropped, from object soft and that effectively surround waist, preferably have 5～70%, particularly 10～50% Y-direction length.In addition, bulging region appropriateness, is therefore difficult for bringing loose impression to wearer, and has retractility, allows wearer from visually feeling better effect.

With epigastrium region A2 adjacency and under the A2 of this epigastrium region, be arranged in the hypogastric region region A3 that more leans on the position of crotch C side than this epigastrium region A2, outer-skin sheet 22 and inner layer piece 23 are engaged by bonding agent H.In addition,, in the A3 of hypogastric region region, the skin abutment face side of inner layer piece 23 and the back sheet of absorbent main body 3 32 engage by bonding agent (not shown).The bonding agent using in the joint of outer-skin sheet 22 and inner layer piece 23, for example, apply in the mode of whole coating, or apply with the pattern of helical form or ohm word shape.On the other hand, the bonding agent using in the joint of the skin abutment face side of inner layer piece 23 and the back sheet 32 of absorbent main body 3, with the position of the directions X middle section in absorbent main body 3, the mode of extending in the Y direction applies, or, apply in both whole regions of opposed area.

At hypogastric region region A3, as shown in Figure 2, more by the position of directions X foreign side, between outer-skin sheet 22 and inner layer piece 23, dispose the lower waist portion elastomeric element 91 of wire or band shape than the lateral margin extending along Y-direction of absorbent main body 3.In addition, lower waist portion elastomeric element 91 is that hypogastric region elastomeric element and lower back portion elastomeric element are merged to the component names of expressing, therefore, and in this description, the in the situation that of independent in the case of each or comprise both sides and using.Lower waist portion elastomeric element 91 extends on directions X.Lower waist portion elastomeric element 91 is engaged with outer-skin sheet 22 and inner layer piece 23 by bonding agent (not shown) under elongation state.In the A3 of hypogastric region region, do not configuring elastomeric element 91 with the overlapping position of absorbent main body 3.In the naturalness of diaper 1, the contraction of lower waist portion elastomeric element 91 can cause in outer-skin sheet 22 and inner layer piece 23 and produces multiple gauffers or concavo-convex, forms the lower waist gauffer G3 of portion shown in Fig. 1.

According to the diaper 1 of present embodiment with above structure, in epigastrium region, between outer-skin sheet 22 and inner layer piece 23, it is disengaged state, and the inner side gauffer (not shown) forming by the contraction of epigastrium elastomeric element 71 is positioned at than outer-skin sheet 22 position more in the inner part, therefore this inner side gauffer is difficult to observe from the outer surface of diaper 1, consequently, diaper 1 presents neat outward appearance.In addition,, due to the contractility of inner side gauffer, diaper 1 can effectively prevent that in its wearing state skew from dropping.The skew of diaper 1 is dropped and is utilized the contractility at the hypogastric region elastomeric element 91 of hypogastric region area configurations to be prevented.And, do not configure the exterior body as the continuous extending part from veutro exterior body 2A at crotch C, even if therefore cause the distortion of crotch C due to the posture of wearer in wearing state, this distortion is also difficult to be delivered to veutro exterior body 2A, therefore can effectively suppress the pull of veutro exterior body 2A.Consequently, in epigastrium region, outer-skin sheet 22 is easily floated from inner layer piece 23, and above-mentioned bulge R can form well.For above-mentioned reasons, aeration and the poisture-penetrability in the epigastrium region in wearing state are good.In addition, the wrinkling of outer-skin sheet 22 in wearing state is inhibited, and the outward appearance of diaper 1 is good.

In above-mentioned diaper 1, form with sheets etc. as positive dough sheet 31, back sheet 32, absorber 33 and side pad 34, can use without particular limitation the various materials that all the time use in the absorbent commodities such as disposable diaper etc.For example, as positive dough sheet 31, can use non-woven fabrics, the apertured film etc. of monolayer or multiple structure.As back sheet 32, can use the laminated body of resin molding, resin molding and non-woven fabrics etc.As absorber 33, can use the absorbent core of the aggregation that comprises the fibers such as paper pulp fiber (can be non-woven fabrics) or the absorbent core that keeps therein the granule of water absorbent polymer to form, the clad sheet being formed by thin paper etc. covers and the parts that obtain.

In addition,, as outer-skin sheet 22, inner layer piece 23 and supplementary plate 24, also can use without particular limitation the various sheet material all the time using in the absorbent commodities such as disposable diaper.From improving the aeration of epigastrium region A2 and the viewpoint of poisture-penetrability, preferably these sheets 22,23,24 have aeration.Particularly preferably use non-woven fabrics.As non-woven fabrics, preferably the various non-woven fabrics such as hot-wind nonwoven cloth, spun-bonded non-woven fabrics, spun-laced nonwoven fabric, melt spraying non-woven fabrics, hot-rolling non-woven fabrics are used or are used with monolayer by above 2 layers of their laminations and lamination non-woven fabrics.In addition, as these sheets 22,23,24, can use by non-woven fabrics and film integrated and sheet etc.

As the formation raw material of elastomeric element 51,71,91, for example, can enumerate synthetic rubber, natural rubber, EVA, retractility polyolefin, polyurethane of styrene-butadiene, butadiene, isoprene, polychloroprene etc. etc.As the form of elastomeric element, can preferably use wire (rubber covered wire etc.) or band shape (rubber flat rubber belting etc.) material that cross section is rectangle, square, circle, ellipse or polygon etc., or the filamentary material of multifilament type.The rugosity of elastomeric element 51,71,91, preferably more than 310dtex, more than being particularly preferably 470dtex, more preferably more than 620dtex.And be preferably below 1670dtex, be particularly preferably below 940dtex.Specifically, be preferably 310～1670dtex, be particularly preferably 470～1670dtex, 620～940dtex more preferably.Particularly, about upper waist portion elastomeric element 71, consider wearing feeling and suppress when skew is dropped the two and realize, and also to consider to suppress to stay trace because be configured in the skin butt side of wearer, preferably more than 470dtex, more than being particularly preferably 620dtex, below 1670dtex, preferably 470～1670dtex, particularly preferably 620～1670dtex specifically.As lower waist portion elastomeric element 91, dropping from wearing feeling and inhibition skew, the two realizes simultaneously, set out with the viewpoint of giving clean and tidy outward appearance, and from fully pinning the viewpoint of absorber, more than being preferably 310dtex, more than being particularly preferably 470dtex, below 680dtex, preferably use specifically 310～680dtex, particularly 470～680dtex.In addition,, from reaching reliably the viewpoint of these effects and relaxing the viewpoint of fastening sense, preferably compared with upper waist portion elastomeric element 71, lower waist portion elastomeric element 91 is thinner, and number configures manyly.Specifically, preferably hypogastric region elastomeric element configures carefullyyer than epigastrium elastomeric element and number is more.In addition, preferred above-mentioned lower back portion elastomeric element configures carefullyyer than upper back elastomeric element and number is more.More than the configuration space of waist elastic members 51 is preferably 1mm, particularly preferably more than 2mm.And preferably below 15mm, particularly preferably below 10mm.Specifically, preferably 1～15mm, more preferably 2～10mm.More than the configuration space of upper waist portion elastomeric element 71 is preferably 2mm, more preferably more than 3mm.And preferably below 40mm, particularly preferably below 30mm.Preferably 2～40mm, 3～30mm particularly preferably specifically.More than the configuration space of lower waist portion elastomeric element 91 is preferably 2mm, particularly preferably more than 3mm.And preferably below 15mm, particularly preferably below 10mm.Specifically, preferably 2～15mm, particularly preferably 3～10mm.

Then, with reference to Fig. 4 to Fig. 8, to of the present invention second and the 3rd embodiment describe.In these embodiments, the point different from the first embodiment is described, the explanation that does not have the point of special instruction suitably to use the first embodiment to describe in detail.In addition, Fig. 4 is in Fig. 8, to marking identical Reference numeral with Fig. 1 to the identical parts of Fig. 3.

Fig. 4 to the difference of the second embodiment shown in Fig. 6 and the first embodiment is, the juncture of veutro exterior body 2A and dorsal part exterior body 2B and absorbent main body 3.In the diaper of the first embodiment, absorbent main body 3 is fixed on the inner surface of veutro exterior body 2A and dorsal part exterior body 2B in its outer surface side.On the other hand, in present embodiment, absorbent main body 3 therein face side is fixed on the outer surface of veutro exterior body 2A and dorsal part exterior body 2B.Specifically, both are engaged fixing in the positive dough sheet of absorbent main body 3 mode relative with the outer surface of veutro exterior body 2A and dorsal part exterior body 2B.

In more detail, make veutro exterior body 2A and in dorsal part exterior body 2B, to become the outer-skin sheet 22 of outer surface relative with the positive dough sheet 31 of absorbent main body 3, under this state, configure and link sheet 25 in the mode of the ora terminalis 3W of the Y-direction across absorbent main body 3.Linking sheet 25 is essentially rectangulars longer on directions X, covers near the back sheet 32 of ora terminalis 3W of absorbent main body 3, and the outer-skin sheet 22 of covering and this ora terminalis 3W adjacency.In near the position of of lower ora terminalis 25b of Y-direction that links sheet 25, this link sheet 25 and back sheet 32 engage by bonding agent.Meanwhile, near the position of of upper ora terminalis 25a of Y-direction that links sheet 25, this link sheet 25 and outer-skin sheet 22 engage by bonding agent.The bonding station that links sheet 25 and outer-skin sheet 22, is preferably the lower region A3 of waist portion, B3 in veutro exterior body 2A and dorsal part exterior body 2B.In addition as required, outside this engages, also can, in the position of the both side edges along Y-direction of link sheet 25, this link sheet 25 and outer-skin sheet 22 be engaged.

As linking sheet 25, can use without particular limitation various non-woven fabrics or film etc.

Veutro exterior body 2A and dorsal part exterior body 2B engage in the above described manner with absorbent main body 3, thus between veutro exterior body 2A and absorbent main body 3, as shown in Figure 5, form the P of bag portion.The P of bag portion is by being formed by outer-skin sheet 22 and the space that positive dough sheet 31 is marking, at the position opening downwards of the edge, lower side of veutro exterior body 2A 2d.Although not shown, also form the bag portion of same structure at dorsal part exterior body 2B.

According to the diaper 1 of the second embodiment with above structure, can reach the effect same with previously described the first embodiment.And the diaper 1 of present embodiment can reach easily and the effect of absorbability pad (also referred to as auxiliary spacer) use.This effect is described with reference to Fig. 6.

Same with previously described absorbent main body 3, absorbability pad 103 conventionally have liquid permeability positive dough sheet 131, opaque liquid or water-repellancy back sheet 132 and be present in the absorber 133 of two liquid retainabilities between sheet, be formed as the shape of lengthwise.Absorbability pad 103 to be to assist the Liquid Absorption of absorbent main body 3 of diaper 1 as object, used taking the replacing number of times that reduces diaper 1 as object.Absorbability pad 103 is positioned on this positive dough sheet 31 and uses in the outer surface of back sheet 132 mode relative with the positive dough sheet 31 of diaper 1.In the wearing state of diaper 1, exist along with the action of wearer etc., the mounting position of absorbability pad 103 is from the situation of suitable position deviation, in order to prevent this situation, in the diaper 1 of present embodiment, as shown in Figure 6, make the end regions of the front and back of the longitudinal direction of absorbability pad 103 can insert the each bag of P of portion of diaper 1.By this end regions is inserted to bag portion, the outer surface of the back sheet 132 in absorbability pad 103 and the positive dough sheet 31 of diaper 1 do not need to utilize the engagement means such as double-sided belt or face securing member to fix, and can effectively prevent that the mounting position of absorbability pad 103 is offset.In addition, only end regions need to be inserted to the such simple operations of the P of bag portion, just can absorbability pad 103 be installed at diaper 1, also more easily take out.In addition, the P of bag portion also can use with engagement means such as double-sided belt or face securing members simultaneously.

Embodiment described above is Breeches type disposable diaper, and the embodiment shown in Fig. 7 and Fig. 8 is pad keeper.Pad keeper and absorbability pad together use, and are on the health for absorbability pad being fixed on to wearer and the parts that use.Pad keeper 100 shown in Fig. 7, is equivalent to remove the parts of absorbent main body from the Breeches type disposable diaper of embodiment described above.Pad keeper 100 have the veutro that is configured in wearer the 102A of veutro portion, be configured in the drosal part 102B of the dorsal part of wearer.The 102A of veutro portion is identical with dorsal part exterior body 2B with the veutro exterior body 2A in the structure of drosal part 102B and the Breeches type disposable diaper of embodiment described above.The 102A of veutro portion and drosal part 102B are same shape, are essentially rectangular shape.Pad keeper 100 has a pair of side seal portion 104,104, become the endless belt that there is no end, this side seal portion 104,104 by carrying out the edge, both sides of the 102A of veutro portion and drosal part 102B and the location matches of edge, upside 102c, edge, lower side 102d by under the state of its coincidence, engage these edges, both sides and form.Thus, pad keeper 100 has upper opening portion and lower openings portion.

Pad keeper 100 has along multiple waist elastic members 151 of the upper opening edge W ' configuration of its upper opening portion.Waist elastic members 151 is extended on directions X.The stationary state of waist elastic members 151 is identical with the stationary state of the waist elastic members 51 of the first and second embodiments.And near the position of pad keeper 100 102d of edge, lower side has the multiple lower waist portion elastomeric element 191 along this edge, lower side 102d configuration.Lower waist portion elastomeric element 191 extends on directions X.The stationary state of the lower waist portion elastomeric element 91 of the stationary state of lower waist portion elastomeric element 191 and the first and second embodiments is same.By the contraction of waist elastic members 151 and lower waist portion elastomeric element 191, form waist gauffer G1 and hypogastric region gauffer G3 at the 102A of veutro portion and drosal part 102B.

The 102A of veutro portion has: lumbar region A1; With this lumbar region A1 in abutting connection with, be positioned at the epigastrium region A2 of the position of side edge 102d side more on the lower than this lumbar region A1; With this epigastrium region A2 in abutting connection with, be positioned at the hypogastric region region A3 of side edge 102d side more on the lower than this epigastrium region A2.In other words, hypogastric region region A3 is positioned at the position of side edge 102d side more on the lower than epigastrium region A2.Drosal part 102B also has lumbar region B1, upper dorsal area B2 and lower back portion region B3.The structure of lumbar region A1, B1, the upper region A2 of waist portion, B2 and the lower region A3 of waist portion, B3 is same with the exterior body of the first and second embodiments.Lumbar region A1, B1 are in the Y-direction of pad keeper 100, the ora terminalis in the waist opening edge side in Y-direction from upper opening edge W ' to inner layer piece (not shown).The upper region A2 of waist portion, B2 are positioned at than the position of the opening edge W ' of the more top portion of the ora terminalis side of the waist opening edge side that is positioned at Y-direction of the installing component 140 in the 102A of veutro portion and drosal part 102B configuration, are the region of 3 synusia laminations.The upper region A2 of waist portion, B2, by the combination in any of outer-skin sheet, extension, inner layer piece and supplementary plate, form 3 layers of above structure.The upper region A2 of waist portion, B2, in the Y-direction of pad keeper 100, are equivalent to engage the configuring area of fixing multiple upper waist portion's elastomeric element (not shown) between inner layer piece and supplementary plate (all not shown).The lower region A3 of waist portion, B3 are than the upper waist portion's elastomeric element region of side edge 102d side (lower openings edge side) more on the lower that is configured in lower side in multiple upper waist portion's elastomeric elements (not shown).Pad keeper 100 preferred above abdomen area A2 or upper dorsal area B2 with dress to the mode of the position butt of anterior superior iliac spine from the crista iliaca of wearer.Specific as follows.The length L 1 ' of the Y-direction in the disengaged region of outer-skin sheet and inner layer piece is the more than 3% of total length L ' (with reference to Fig. 7) of the Y-direction of pad keeper 100, particularly preferably more than 6%.And be, below 40%, to be in particular below 35%.Specifically, become softness and the good region of skin sense of touch on a large scale from what make diaper outer surface, diaper is given to the viewpoint of soft impression and set out, be preferably 3～40%, particularly preferably 6～35%.

The upper region A2 of waist portion, B2 in the 102A of veutro portion and drosal part 102B, outer-skin sheet 122 and inner layer piece (not shown) are disengaged state.So due to the contraction of this disengaged state and above-mentioned waist gauffer G1 and hypogastric region gauffer G3, the outer-skin sheet 122 in the upper region A2 of waist portion, B2 becomes the shape having to the bulge R of foreign side's bulging of diaper 1.

Pad keeper 100 can be to be erected at the mode attaching absorbent pad between the 102A of veutro portion and drosal part 102B.The fixed form of absorbability pad generally speaking can be divided into these two kinds of Fig. 8 (a) and Fig. 8 (b).In fixed form shown in Fig. 8 (a), using the skin abutment face side of supplementary plate 124 of the skin abutment face as pad keeper 100 and the relative mode of outer surface side of the back sheet 132 of absorbability pad 103, this absorbability pad is installed.In order to install, the directions X middle section in the 102A of veutro portion and drosal part 102B, arranges installing component 140 in the skin abutment face side of supplementary plate 124.In this case, preferably near the position 102d of the edge, lower side of the 102A of veutro portion and drosal part 102B, configures installing component 140 in the mode of extending on directions X.Outside this installing component, or replace this installing component, also the outer surface side of sheet 132 arranges installing component (not shown) overleaf.Installing component is arranged in the situation of outer surface side of back sheet 132, preferably configures in the mode of extending on directions X in the position of the front and back end regions of the Y-direction of absorbability pad 103.Installing component is arranged on supplementary plate 124 skin abutment face side situation and be arranged in any situation of situation of the outer surface side of back sheet 132, as installing component, can for example use double-sided belt, fastening hook part and the loop component of face.

In fixed form shown in Fig. 8 (b), using the outer surface side of outer-skin sheet 122 of the outermost surfaces as pad keeper 100 and the relative mode of inner surface side of the positive dough sheet 131 of absorbability pad 103, this absorbability pad is installed.In order to install, the directions X middle section in the 102A of veutro portion and drosal part 102B, arranges installing component 140 in the outer surface side of outer-skin sheet 122.In this case, preferably near the position 102d of the edge, lower side of the 102A of veutro portion and drosal part 102B, configures installing component 140 in the mode of extending on directions X.Outside this installing component, or substitute this installing component, also can installing component (not shown) be set in the outer surface side of positive dough sheet 131.In this case, preferably, in the position of the front and back end regions of the Y-direction of absorbability pad 103, configure installing component in the mode of extending on directions X.As installing component, can use the parts identical with the situation shown in Fig. 8 (a).

By using the pad keeper 100 of present embodiment, can easily carry out the installation of absorbability pad 103 and unload.In addition, pad keeper 100 presents the such clean and tidy outward appearance of underwear.The skew of the pad keeper 100 under the installment state of absorbability pad 103 is dropped, and is effectively prevented by waist elastic members 151, upper waist portion's elastomeric element (not shown) and lower waist portion elastomeric element 191.And, 103 points, pad keeper 100 and absorbability pad are arranged, therefore in wearing state, even because the posture of wearer causes the distortion of absorbability pad 103, its distortion is difficult for propagating into the 102A of veutro portion and/or drosal part 102B, therefore can effectively suppress the pull of the 102A of veutro portion and/or drosal part 102B.Thus, same with the first and second embodiments, in epigastrium region A2, B2, outer-skin sheet 122 is easily floated from inner layer piece (not shown), and in wearing state, epigastrium region A2, B2 have good aeration and poisture-penetrability.

Above, based on preferred implementation, the present invention is described, but has the invention is not restricted to above-mentioned embodiment.For example, in the first and second embodiments, veutro exterior body 2A and dorsal part exterior body 2B are in the upper region A2 of waist portion, B2, outer-skin sheet 22 and inner layer piece 23 are disengaged, and upper waist portion elastomeric element 71 is fixed on inner layer piece 23, but this structure, as long as be at least met in veutro exterior body 2A, can adopt the structure different from veutro exterior body 2A in dorsal part exterior body 2B.The 102A of veutro portion in the 3rd embodiment and drosal part 102B are too.In addition, discard the restraint zone of use in outer-skin sheet 12 surface configuration of drosal part B, in order to fix reliably two parts, in this part, outer-skin sheet 12 and inner layer piece 14 can be engaged.In this case, in drosal part B, the gross area of bonding part is preferably below 20% with respect to the area of upper dorsal area B2, particularly preferably below 15%.

In addition,, in the respective embodiments described above, also can not use lower waist portion elastomeric element 91.Or lower waist portion elastomeric element 91 is fixed on inner layer piece.

In addition, the first and second embodiments are the example that the present invention is applicable to Breeches type disposable diaper, and pants type absorptive article of the present invention also can be applied to absorbent commodity in addition, such as briefs type feminine napkin etc.

Further, in the first and second embodiments, in the front and back end regions of the Y-direction of absorbent main body 3, an end regions engages with veutro exterior body 2A or dorsal part exterior body 2B in the mode shown in the first embodiment, and another end regions engages with veutro exterior body 2A or dorsal part exterior body 2B in the mode shown in the second embodiment.Equally, in the 3rd embodiment, in the front and back end regions of the Y-direction of absorbability pad 103, also can make the combination of an end regions and pad keeper 100 as shown in Fig. 8 (a), make the combination of another end regions and pad keeper 100 as shown in Fig. 8 (b).In addition, in the 3rd embodiment, at the A of veutro portion and/or the drosal part B of the pad keeper 100 of ring-type, for attaching absorbent pad, the supporting slice that also can extend at crotch C with the mode engagement arrangement of bridge joint.

In addition,, in the present invention, can not there is not lumbar region.For example, in the first embodiment, more there is lumbar region by the part in Y-direction outside in the waist opening edge W side edge of the Y-direction of the ratio inner layer piece 23 in veutro exterior body.But, for example also can adopt following structure: make the ora terminalis of the waist opening edge W side of inner layer piece 23 extend to waist opening edge W, will be in veutro exterior body 2A than the ora terminalis 3W of the Y-direction of absorbent main body 3 more by the part in Y-direction outside all as " epigastrium region ", and there is no " lumbar region ".

About above-mentioned embodiment, the present invention further discloses following pants type absorptive article and pad keeper.

<1> pants type absorptive article, it has: the veutro exterior body that is configured in the veutro of wearer; Be configured in the dorsal part exterior body of the dorsal part of wearer; And be fixed on the absorbent main body of these exterior bodies to be erected at mode between this veutro exterior body and this dorsal part exterior body, this pants type absorptive article has the side seal portion in the edge, both sides along longitudinal direction of this veutro exterior body and this dorsal part exterior body, this veutro exterior body and this dorsal part exterior body being engaged and form, there is the ring-type externally mounted part forming thus, in this pants type absorptive article

Above-mentioned veutro exterior body has the outer-skin sheet of formation outer surface and is positioned at than the inner layer piece of this outer-skin sheet position more in the inner part,

Above-mentioned veutro exterior body has epigastrium region and hypogastric region region, and this hypogastric region region is positioned at the position of more leaning on crotch side than this epigastrium region,

In above-mentioned epigastrium region, between above-mentioned outer-skin sheet and above-mentioned inner layer piece, be disengaged state, and epigastrium elastomeric element is fixed on above-mentioned inner layer piece in the mode of extending in the transverse direction.

The pants type absorptive article that <2> records as <1>, wherein,

Above-mentioned veutro exterior body, has successively from waist opening edge side direction crotch side: lumbar region, epigastrium region, hypogastric region region.

The pants type absorptive article that <3> records as <1> or <2>, wherein,

In above-mentioned hypogastric region region, hypogastric region elastomeric element is fixed on above-mentioned outer-skin sheet or above-mentioned inner layer piece in the mode of extending in the transverse direction.

The pants type absorptive article that <4> records as <3>, wherein,

The hypogastric region elastomeric element that is disposed at above-mentioned hypogastric region region is more than 310dtex, more than being preferably 470dtex, below 680dtex.

The pants type absorptive article that <5> records as <3> or <4>, wherein,

Above-mentioned hypogastric region elastomeric element is than above-mentioned epigastrium elastomeric element is thinner and number is more.

The pants type absorptive article that <6> records as any one in <1>～<5>, wherein,

Above-mentioned dorsal part exterior body has the outer-skin sheet of formation outer surface and is positioned at than the inner layer piece of this outer-skin sheet position more in the inner part,

Above-mentioned dorsal part exterior body has upper dorsal area and lower back portion region, and this lower back portion region is positioned at the position of more leaning on crotch side than dorsal area on this,

In above-mentioned upper dorsal area, between above-mentioned outer-skin sheet and above-mentioned inner layer piece, be disengaged state, and upper back elastomeric element is fixed on above-mentioned inner layer piece in the mode of extending in the transverse direction.

The pants type absorptive article that <7> records as any one in <1>～<6>, wherein,

Above-mentioned dorsal part exterior body has successively from waist opening edge side direction crotch side: lumbar region, dorsal area, lower back portion region.

The pants type absorptive article that <8> records as <6>, wherein,

In above-mentioned lower back portion region, lower back portion elastomeric element is fixed on above-mentioned outer-skin sheet in the mode of extending in the transverse direction.

The pants type absorptive article that <9> records as <6> or <8>, wherein,

Above-mentioned lower back portion elastomeric element is than above-mentioned upper back elastomeric element is thinner and number is more.

The pants type absorptive article that <10> records as <6>, <8> or <9>, wherein,

Above-mentioned epigastrium elastomeric element and above-mentioned upper back elastomeric element are configured between above-mentioned inner layer piece and supplementary plate.

The pants type absorptive article that <11> records as <6>, <8>, <9> or <10>, wherein

With above-mentioned epigastrium region or above-mentioned upper dorsal area with dress to the mode of the position butt of anterior superior iliac spine from the crista iliaca of wearer.

The pants type absorptive article that <12> records as any one in <1>～<11>, wherein,

In any of above-mentioned dorsal part exterior body and above-mentioned veutro exterior body or two, in the transverse direction, the sheet that forms above-mentioned outer-skin sheet is identical with above-mentioned inner layer piece shape.

The pants type absorptive article that <13> records as any one in <1>～<11>, wherein,

In any of above-mentioned dorsal part exterior body and above-mentioned veutro exterior body or two, on longitudinal direction, the sheet that forms above-mentioned outer-skin sheet has the extension extending to longitudinal direction foreign side from the ora terminalis of the longitudinal direction of above-mentioned inner layer piece.

The pants type absorptive article that <14> records as any one in <1>～<13>, it has:

Cover the supplementary plate of the rectangular shape of the ora terminalis of the longitudinal direction of above-mentioned absorbent main body.

The pants type absorptive article that <15> records as <14>, wherein,

An ora terminalis of the longitudinal direction in above-mentioned supplementary plate is identical with the ora terminalis position of the longitudinal direction of inner layer piece.

The pants type absorptive article that <16> records as <15>, wherein,

The extension that forms the sheet of above-mentioned outer-skin sheet is turned back to inner surface side at waist opening edge.

The pants type absorptive article that <17> records as <16>, wherein,

The above-mentioned extension of turning back, covers and is configured in the skin abutment face of more leaning on the supplementary plate of the position of skin abutment face side than above-mentioned inner layer piece.

The pants type absorptive article that <18> records as any one in <1>～<17>, wherein,

Above-mentioned absorbent main body, is fixed on the inner surface of above-mentioned veutro exterior body and above-mentioned dorsal part exterior body in its outer surface side.

The pants type absorptive article that <19> records as any one in <1>～<17>, wherein,

Above-mentioned absorbent main body, face side is fixed on the outer surface of above-mentioned veutro exterior body and above-mentioned dorsal part exterior body therein.

The pants type absorptive article that <20> records as <19>, wherein,

Make above-mentioned veutro exterior body relative with the positive dough sheet of above-mentioned outer-skin sheet in above-mentioned dorsal part exterior body and above-mentioned absorbent main body, the mode with the ora terminalis of the longitudinal direction across this absorbent main body under this state configures link sheet.

The pants type absorptive article that <21> records as <20>, wherein,

Near position under the longitudinal direction of above-mentioned link sheet ora terminalis utilizes bonding agent to engage the back sheet of this link sheet and above-mentioned absorbent main body,

Near position on the longitudinal direction of this link sheet ora terminalis utilizes bonding agent to engage this link sheet and above-mentioned outer-skin sheet.

The pants type absorptive article that <22> records as <21>, wherein,

Lower back portion region and the hypogastric region region of the bonding station of above-mentioned link sheet and above-mentioned outer-skin sheet in above-mentioned veutro exterior body and above-mentioned dorsal part exterior body.

The pants type absorptive article that <23> records as any one in <19>～<22>, wherein,

Form the bag portion being marked off by the above-mentioned outer-skin sheet of above-mentioned veutro exterior body and above-mentioned dorsal part exterior body and the positive dough sheet of above-mentioned absorbent main body.

The pants type absorptive article that <24> records as <23>, wherein,

In above-mentioned bag portion, there is double-sided belt or face securing member.

The pants type absorptive article that <25> records as any one in <1>～<24>, wherein,

The length of the longitudinal direction of above-mentioned veutro exterior body and above-mentioned dorsal part exterior body is even in the transverse direction.

The pants type absorptive article that <26> records as any one in <1>～<24>, wherein,

The length of the longitudinal direction of any of above-mentioned veutro exterior body and above-mentioned dorsal part exterior body is longer than another exterior body in a part for this exterior body.

The pants type absorptive article that <27> records as <26>, wherein,

Above-mentioned dorsal part exterior body, than above-mentioned side seal portion, more extends to crotch side on longitudinal direction.

The pants type absorptive article that <28> records as any one in <2>～<27>, wherein,

The waist elastic members of extending in the transverse direction configuration in above-mentioned lumbar region spreads all over the whole region between above-mentioned side seal portion in above-mentioned veutro exterior body.

The pants type absorptive article that <29> records as any one in <1>～<28>, wherein,

In above-mentioned epigastrium region in elongation state, the disengaged region of above-mentioned outer-skin sheet and above-mentioned inner layer piece, with respect to the whole area in the existing region of above-mentioned inner layer piece between above-mentioned side seal portion, is more than 85%, to be in particular more than 90%.

The pants type absorptive article that <30> records as any one in <1>～<29>, wherein,

In above-mentioned epigastrium region in elongation state, the length of the longitudinal direction in the disengaged region of above-mentioned outer-skin sheet and above-mentioned inner layer piece, for the more than 1% of total length of the longitudinal direction of above-mentioned pants type absorptive article, is in particular more than 2%.

The pants type absorptive article that <31> records as any one in <1>～<30>, wherein,

In above-mentioned epigastrium region in elongation state, the length of the longitudinal direction in the disengaged region of above-mentioned outer-skin sheet and above-mentioned inner layer piece, for below 12% of longitudinal direction total length of above-mentioned pants type absorptive article, is in particular below 9.5%.

The pants type absorptive article that <32> records as any one in <1>～<31>, wherein,

Above-mentioned epigastrium region is more than 5%, to be in particular more than 10% with respect to hold the length between leg opening part end from waist opening portion.

The pants type absorptive article that <33> records as any one in <1>～<32>, wherein,

Above-mentioned epigastrium region is, below 70%, to be in particular below 50% with respect to hold the length between leg opening part end from waist opening portion.

The pants type absorptive article that <34> records as any one in <1>～<33>, wherein,

In above-mentioned hypogastric region region, in the position of more leaning on transverse direction foreign side than the lateral margin extending along longitudinal direction of above-mentioned absorbent main body, between above-mentioned outer-skin sheet and above-mentioned inner layer piece, dispose wire or banded hypogastric region elastomeric element.

The pants type absorptive article that <35> records as any one in <1>～<34>, wherein,

The epigastrium elastomeric element that is configured in above-mentioned epigastrium region is more than 470dtex, is preferably below the above 1670dtex of 620dtex.

<36> pad keeper, is made up of endless belt, and this endless belt has: the veutro portion that is configured in the veutro of wearer; Be configured in the drosal part of the dorsal part of wearer; With the edge, both sides along longitudinal direction at this veutro portion and this drosal part, this veutro portion and this drosal part are engaged and the side seal portion of formation,

Absorbability pad can be fixed on this pad keeper in the mode being erected between above-mentioned veutro portion and above-mentioned drosal part,

In this pad keeper,

Be provided with the installing component for absorbability pad is installed in above-mentioned veutro portion and above-mentioned drosal part,

Above-mentioned veutro portion has and forms the outer-skin sheet of outer surface and be positioned at than the inner layer piece of this outer-skin sheet position more in the inner part,

Above-mentioned veutro portion has epigastrium region and hypogastric region region, and this hypogastric region region is positioned at than the position of portion's opening edge side more on the lower, this epigastrium region,

The pad keeper that <37> records as <36>, wherein,

Above-mentioned veutro portion has successively from upper opening edge side direction lower openings edge side: lumbar region, epigastrium region and hypogastric region region.

The pad keeper that <38> records as <36> or <37>, wherein,

In above-mentioned hypogastric region region, hypogastric region elastomeric element is fixed on above-mentioned outer-skin sheet in the mode of extending in the transverse direction.

The pad keeper that <39> records as <38>, wherein,

The pad keeper that <40> records as any one in <36>～<39>, wherein,

Above-mentioned drosal part has the outer-skin sheet of formation outer surface and is positioned at than the inner layer piece of this outer-skin sheet position more in the inner part,

Above-mentioned drosal part has upper dorsal area and lower back portion region, and this lower back portion region is positioned at than the position of portion's opening edge side more on the lower of dorsal area on this,

The pad keeper that <41> records as <40>, wherein,

Above-mentioned drosal part has successively from waist opening edge side direction crotch side: lumbar region, dorsal area, lower back portion region.

The pad keeper that <42> records as <40> or <41>, wherein,

The pad keeper that <43> records as any one in <40>～<42>, wherein,

The pad keeper that <44> records as any one in <39>～<43>, wherein,

In above-mentioned lower back portion region, lower back portion elastomeric element is fixed on above-mentioned outer-skin sheet in the mode of extending in the transverse direction,

The pad keeper that <45> records as any one in <36>～<44>, wherein,

In the skin abutment face side of the supplementary plate of the skin abutment face as above-mentioned pad keeper, be provided with the installing component of the outer surface side of the back sheet for absorbability pad is installed.

The pad keeper that <46> records as any one in <36>～<44>, wherein,

In the outer surface side of the above-mentioned outer-skin sheet of the outermost surfaces as above-mentioned pad keeper, be provided with the installing component of the inner surface side of the positive dough sheet for absorbability pad is installed.

The pad keeper that <47> records as <45> or <46>, wherein,

Above-mentioned installing component is configured near the position edge, lower side of above-mentioned veutro portion and above-mentioned drosal part in the mode of extending in the transverse direction.

The pad keeper that <48> records as any one in <45>～<47>, wherein,

Above-mentioned installing component is double-sided belt, face fastening hook part or loop component.

The pad keeper that <49> records as any one in <36>～<48>, wherein,

The longitudinal direction length of any of above-mentioned veutro portion and above-mentioned drosal part is longer than another in a part for this veutro portion or this drosal part.

The pad keeper that <50> records as any one in <36>～<49>, wherein,

The pad keeper that <51> records as any one in <36>～<50>, wherein,

In above-mentioned epigastrium region in elongation state, the length of the longitudinal direction in the disengaged region of above-mentioned outer-skin sheet and above-mentioned inner layer piece, for the more than 3% of total length of the longitudinal direction of above-mentioned pad keeper, is in particular more than 6%.

The pad keeper that <52> records as any one in <36>～<51>, wherein,

In above-mentioned epigastrium region in elongation state, the length of the longitudinal direction in the disengaged region of above-mentioned outer-skin sheet and above-mentioned inner layer piece, for below 40% of total length of the longitudinal direction of above-mentioned pad keeper, is in particular below 35%.

The pad keeper that <53> records as any one in <36>～<52>, wherein,

The pad keeper that <54> records as any one in <36>～<53>, wherein, above-mentioned epigastrium region is, below 70%, to be in particular below 50% with respect to hold the length between leg opening part end from waist opening portion.

Industrial utilizability

In pants type absorptive article of the present invention, veutro portion exterior body separates in crotch with drosal part exterior body, therefore, in the wearing state of these article, can effectively suppress the pull of the exterior body causing due to the posture of wearer.Consequently, in epigastrium region, the outer-skin sheet of exterior body is easily floated from inner layer piece, and in wearing state, the aeration of article and poisture-penetrability are good.In addition, the outer-skin sheet in wearing state wrinkling obtained inhibition, and the outward appearance of article is good.

Pad keeper of the present invention presents the clean and tidy outward appearance of underwear, pad keeper and absorbability pad are made respectively, even deform because the posture of wearer causes absorbability pad while therefore wearing, this distortion is also difficult to propagate into veutro portion and/or drosal part, can effectively suppress the pull of veutro portion and/or drosal part.Consequently, in epigastrium region, the outer-skin sheet of exterior body is easily floated from inner layer piece, and in wearing state, the aeration of article and poisture-penetrability are good.In addition, wearing state China and foreign countries the wrinkling of synusia is inhibited, and therefore the outward appearance of article is good.

Claims

1. a pants type absorptive article, it has: the veutro exterior body that is configured in the veutro of wearer; Be configured in the dorsal part exterior body of the dorsal part of wearer; And be fixed on the absorbent main body of these exterior bodies to be erected at mode between this veutro exterior body and this dorsal part exterior body, this pants type absorptive article has the side seal portion in the edge, both sides along longitudinal direction of this veutro exterior body and this dorsal part exterior body, this veutro exterior body and this dorsal part exterior body being engaged and form, have the ring-type externally mounted part forming thus, this pants type absorptive article is characterised in that:

Described veutro exterior body has the outer-skin sheet of formation outer surface and is positioned at than the inner layer piece of this outer-skin sheet position more in the inner part,

Described veutro exterior body has epigastrium region and hypogastric region region, and this hypogastric region region is positioned at the position of more leaning on crotch side than this epigastrium region,

In described epigastrium region, between described outer-skin sheet and described inner layer piece, be disengaged state, and epigastrium elastomeric element is fixed on described inner layer piece in the mode of extending in the transverse direction.

2. pants type absorptive article as claimed in claim 1, is characterized in that:

In described hypogastric region region, hypogastric region elastomeric element is fixed on described outer-skin sheet or described inner layer piece in the mode of extending in the transverse direction.

3. pants type absorptive article as claimed in claim 1 or 2, is characterized in that:

Described dorsal part exterior body has the outer-skin sheet of formation outer surface and is positioned at than the inner layer piece of this outer-skin sheet position more in the inner part,

Described dorsal part exterior body has upper dorsal area and lower back portion region, and this lower back portion region is positioned at the position of more leaning on crotch side than dorsal area on this,

In described upper dorsal area, between described outer-skin sheet and described inner layer piece, be disengaged state, and upper back elastomeric element is fixed on described inner layer piece in the mode of extending in the transverse direction.

4. pants type absorptive article as claimed in claim 3, is characterized in that:

In described lower back portion region, lower back portion elastomeric element is fixed on described outer-skin sheet or described inner layer piece in the mode of extending in the transverse direction.

5. the pants type absorptive article as described in claim 3 or 4, is characterized in that:

With described epigastrium region or described upper dorsal area with dress to the mode of the position butt of anterior superior iliac spine from the crista iliaca of wearer.

6. the pants type absorptive article as described in any one in claim 1～5, is characterized in that:

The longitudinal direction length of any of described veutro exterior body and described dorsal part exterior body is longer than another exterior body in a part for this exterior body.

7. the pants type absorptive article as described in any one in claim 1～6, is characterized in that:

Described absorbent main body, face side is fixed on the outer surface of described veutro exterior body and described dorsal part exterior body therein.

8. pants type absorptive article as claimed in claim 7, is characterized in that:

Make described veutro exterior body relative with the positive dough sheet of described outer-skin sheet in described dorsal part exterior body and described absorbent main body, the mode with the ora terminalis of the longitudinal direction across this absorbent main body under this state disposes link sheet.

9. pants type absorptive article as claimed in claim 7 or 8, is characterized in that:

Form the bag portion being marked off by the described outer-skin sheet of described veutro exterior body and described dorsal part exterior body and the positive dough sheet of described absorbent main body.

10. pants type absorptive article as claimed in claim 9, is characterized in that:

In described bag portion, there is double-sided belt or face securing member.

11. the pants type absorptive article as described in any one in claim 1～6, is characterized in that:

Described absorbent main body, is fixed on the inner surface of described veutro exterior body and described dorsal part exterior body in its outer surface side.

12. pants type absorptive articles as claimed in claim 2, is characterized in that:

Described hypogastric region elastomeric element is than described epigastrium elastomeric element is thinner and number is more.

13. pants type absorptive articles as claimed in claim 4, is characterized in that:

Described lower back portion elastomeric element is than described upper back elastomeric element is thinner and number is more.

14. 1 kinds of pad keepers, are made up of endless belt, and this endless belt has: the veutro portion that is configured in the veutro of wearer; Be configured in the drosal part of the dorsal part of wearer; With the edge, both sides along longitudinal direction at this veutro portion and this drosal part, this veutro portion and this drosal part are engaged and the side seal portion of formation,

Absorbability pad can be fixed on this pad keeper in the mode being erected between described veutro portion and described drosal part,

This pad keeper is characterised in that:

Described veutro portion and described drosal part are provided with the installing component for absorbability pad is installed,

Described veutro portion has and forms the outer-skin sheet of outer surface and be positioned at than the inner layer piece of this outer-skin sheet position more in the inner part,

Described veutro portion has epigastrium region and hypogastric region region, and this hypogastric region region is positioned at than the position of portion's opening edge side more on the lower, this epigastrium region,

15. pad keepers as claimed in claim 14, is characterized in that:

16. pad keepers as described in claims 14 or 15, is characterized in that:

Described drosal part has the outer-skin sheet of formation outer surface and is positioned at than the inner layer piece of this outer-skin sheet position more in the inner part,

Described drosal part has upper dorsal area and lower back portion region, and this lower back portion region is positioned at than the position of portion's opening edge side more on the lower of dorsal area on this,

17. the pants type absorptive article as described in any one in claim 14～16, is characterized in that:

The longitudinal direction length of any of described veutro portion and described drosal part is longer than another in a part for this veutro portion or this drosal part.

18. pad keepers as claimed in claim 16, is characterized in that:

19. the pad keeper as described in any one in claim 14～18, is characterized in that:

In the skin abutment face side of the supplementary plate of the skin abutment face as described pad keeper, be provided with the installing component of the outer surface side of the back sheet for absorbability pad is installed.

20. the pad keeper as described in any one in claim 14～18, is characterized in that:

In the outer surface side of the described outer-skin sheet of the outermost surfaces as described pad keeper, be provided with the installing component of the inner surface side of the positive dough sheet for absorbability pad is installed.

21. pad keepers as claimed in claim 15, is characterized in that:

22. pad keepers as claimed in claim 16, is characterized in that:

In described lower back portion region, lower back portion elastomeric element is fixed on described outer-skin sheet or described inner layer piece in the mode of extending in the transverse direction,