CN109523922A - A kind of flexible die group, display panel and display device - Google Patents
A kind of flexible die group, display panel and display device Download PDFInfo
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- CN109523922A CN109523922A CN201811538727.XA CN201811538727A CN109523922A CN 109523922 A CN109523922 A CN 109523922A CN 201811538727 A CN201811538727 A CN 201811538727A CN 109523922 A CN109523922 A CN 109523922A
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- adhesive layer
- groove
- conjugant
- display panel
- flexible die
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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Abstract
The invention discloses a kind of flexible die group, display panel and display devices, the flexible die group includes the first adhesive layer and the second adhesive layer, the conjugant being interconnected is formed on two surfaces that first adhesive layer and the second adhesive layer fit, conjugant includes the groove that several intervals are formed on the first adhesive layer and the protrusion that several intervals are formed on the second adhesive layer；Groove and protrusion are fixedly joined in corresponding groove.When being bonded to each other two layers of membrane material adjacent in mould group using the adhesive layer structure, pass through the structure that protrusion is interconnected on the first adhesive layer upper groove and the second adhesive layer, and first adhesive layer and the second adhesive layer viscosity, first adhesive layer and the second adhesive layer can be tightly fastened, and then it can effectively enhance the adhesiveness between this two layers of membrane material, when avoiding the bending of flexible die group, the case where the first adhesive layer and the second adhesive layer are removed.
Description
Technical field
The present invention relates to flexible display technologies fields, and in particular to a kind of flexible die group, display panel and display device.
Background technique
Currently, flexible die group is multiple film layer structure, and there are each film layer bending ability is different for flexible product in flexible screen body
The problem of causing, can be easily separated in bending.For example, as shown in Figure 1, after flexible display panels are bent, due to hardcoat film 6
In flexible substrate material and the flexible substrate in touch control electrode layer 5 and polarizing layer 4 material buckles ability difference, meeting
Cause each layer to separate, is easy to produce the Separation D for being difficult to repair.
Summary of the invention
For this purpose, being bent the invention proposes a kind of flexible die group, display panel and display device with solving flexible product
When the problem of being separated from each other.
According in a first aspect, the embodiment of the invention provides a kind of flexible die group, including the first adhesive layer and the second bonding
Layer, it is formed with the conjugant being interconnected on two surfaces that the first adhesive layer and the second adhesive layer fit, if conjugant includes
The protrusion that the groove and several intervals that dry interval is formed on the first adhesive layer are formed on the second adhesive layer；Groove and protrusion
It is fixedly joined in corresponding groove.
Optionally, protrusion includes countersink region and holding section, and the side wall of groove is entrenched in countersink region, and card and portion are by groove
Side-nip.
Optionally, the ratio of the height of the thickness of the second adhesive layer and protrusion is 5-20.
Optionally, groove and protrusion are respectively in array distribution on the first adhesive layer and the second adhesive layer.
According to second aspect, the embodiment of the invention provides a kind of display panel, the flexibility including any of the above-described embodiment
Mould group, the first adhesive layer are light polarizing film, and the second adhesive layer is touch control film.
Optionally, display panel has viewing area and non-display area, and conjugant is in non-display area.
Optionally, display panel has viewing area and non-display area, and the density of the conjugant in viewing area is less than non-display
The density of conjugant in area.
Optionally, in viewing area, conjugant is set as deviateing sub-pixel.
Optionally, in viewing area, conjugant is set as face pixel defining layer.
According to the third aspect, the embodiment of the invention provides a kind of display equipment, the display including any of the above-described embodiment
Panel.
The invention has the following advantages:
1. the embodiment of the invention provides a kind of flexible die group, including the first adhesive layer and the second adhesive layer, the first bonding
The conjugant being interconnected is formed on two surfaces that layer fits with the second adhesive layer.When making mould group using the adhesive layer structure
In adjacent two layers of membrane material when being bonded to each other, pass through the knot that protrusion is interconnected on the first adhesive layer upper groove and the second adhesive layer
First adhesive layer and the second adhesive layer can be tightly fastened, in turn by the viscosity of structure and the first adhesive layer and the second adhesive layer
The adhesiveness between this two layers of membrane material can effectively be enhanced, when avoiding the bending of flexible die group, the first adhesive layer and the second adhesive layer
The case where removing.
2. due to by conjugant in array distribution in adhesive layer, conjugant can equably release portion when mould group integrally bending
Divide bending process stress, therefore reduce the bending stress of mould group entirety, to keep mould group whole in bending, is not easy between mould group
Separation.
3. setting 5-20 for the ratio of the thickness of the second adhesive layer and the height of protrusion, ratio is within the scope of this,
Engaging force after protrusion is engaged with groove can be very good to meet cohesive force required between film layer, more film layer be effectively prevent to go out
The phenomenon that now removing, also, when ratio is in the range between 5-20, it can preferably guarantee the thickness of flexible die group entirety,
The thickness of flexible die group is unlikely blocked up while meeting the phenomenon that film layer prevents film layer from removing.
4. by the non-display area, the conjugant in non-display area being made to will not influence display effect conjugant setting
Fruit.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 shows the film layer being bonded to each other in flexible die group and occurs to glue de- schematic diagram；
Fig. 2 shows the schematic diagrames of one embodiment of the invention flexible die group；
Fig. 3 shows the schematic diagram of a conjugant of the invention；
Fig. 4 shows the schematic diagram of another embodiment of the present invention flexible die group；
Fig. 5 shows the schematic diagram of another embodiment of the present invention flexible die group；
Fig. 6 shows one embodiment of the invention flexible die group top view；
Fig. 7 shows another embodiment of the present invention flexible die group top view；
Fig. 8 shows display panel top view of the embodiment of the present invention；
Fig. 9 shows display panel side view of the embodiment of the present invention.
Wherein appended drawing reference are as follows:
4- polarizing layer；5- touch control layer；6- hardcoat film；D- Separation；The first adhesive layer of 11-；12- second
Adhesive layer；13- groove；14- protrusion, the junction 15-；16- countersink region；The holding section 17-；18- display panel；19-
Pixel；20- conjugant；21- pixel defining layer.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
The present invention can be embodied in many different forms, and should not be construed as limited to embodiment set forth herein.
On the contrary, providing these embodiments, so that the disclosure will be thorough and complete, and design of the invention will be fully conveyed to
Those skilled in the art, the present invention will only be defined by the appended claims.In the accompanying drawings, for clarity, the area Ceng He can be exaggerated
The size and relative size in domain.
The embodiment of the invention provides a kind of flexible die groups, in the present embodiment, with the touch control layer in Flexible Displays mould group
It is illustrated with for polarizing layer.As shown in Fig. 2, the flexible die group include the first adhesive layer 11 and the second adhesive layer 12, first
The conjugant being interconnected is formed on two surfaces that adhesive layer 11 is bonded with the second adhesive layer 12.Conjugant includes several intervals
The protrusion 14 that the groove 13 and several intervals being formed on the first adhesive layer are formed on the second adhesive layer；Groove 13 and protrusion
14 are fixedly joined in corresponding groove.In the present embodiment, the first adhesive layer 11 and the second adhesive layer 12 can be identical
The adhesive layer of material, or the adhesive layer of different materials.In the present embodiment, the first adhesive layer 11 and the second adhesive layer
12, for being separately positioned on the binding face of the opposite fitting of two layers of membrane material adjacent in flexible die group, specifically, the first adhesive layer
11 sides opposite with polarizing layer in touch control layer, the second adhesive layer 12 are in the polarizing layer side opposite with touch control layer.First
Adhesive layer 11 and the second adhesive layer 12 are bonded together by way of engagement, so that polarizing layer and touch control layer are bonded in one
It rises, prevents the first adhesive layer 11 and the second mutually removing of adhesive layer 12.
It preferably, can also be when being bonded to each other two layers of membrane material adjacent in mould group using the adhesive layer structure
Optical cement is applied on the joint surface of one adhesive layer 11 and the second adhesive layer 12, so that the first adhesive layer upper groove and the second bonding
Layer is more closely bonded together, and further prevents the first adhesive layer 11 and the second mutually removing of adhesive layer 12.
Optionally embodiment, as shown in figure 3, protrusion 14 is in mountain font, including countersink region 16 and holding section 17, engaging
Portion 17 for example can be in solid spherical structure, the side wall of groove 13 be entrenched in the countersink region 16, and the card and portion are by described
The side-nip of groove 13.Groove 13 includes two gaps between column structure and column structure being oppositely arranged, groove
The diameter in 13 gap and protrusion 14 the size of holding section 17 is identical or the diameter in gap than holding section 17 undersized
To realize clamping.During groove 13 and protrusion 14 are interconnected, two cylinders of groove are caught in the countersink region of protrusion 14
In 16, the holding section 17 of protrusion 14 is caught in the gap through-hole of groove 13, so that groove 13 and protrusion 14 are tightly engaged into, thus
First adhesive layer and the second adhesive layer can be tightly fastened, it in turn, can be by the film where the first adhesive layer and the second adhesion coating
Material tight bond.
The ratio of optionally embodiment, the height of the thickness and protrusion of the second adhesive layer is 5-20.In the present embodiment
In, the size of the ratio is related to the density of protrusion setting, and raised density is bigger on the second adhesive layer, and corresponding engaging force is got over
By force, therefore, raised height appropriate can reduce.Opposite, raised density is smaller on the second adhesive layer, the second adhesive layer
It is corresponding with the thickness ratio of protrusion to increase.Specifically it is in the thickness of the second adhesive layer and the ratio of the height of protrusion
When range between 5-20, the engaging force after the engagement of protrusion and groove can be very good to meet between film layer needed for bonding
Power, the phenomenon that more film layer being effectively prevent to remove, also, when ratio is in the range between 5-20, it can preferably protect
Demonstrate,prove the thickness of flexible die group entirety, the thickness of flexible die group unlikely mistake while meeting the phenomenon that film layer prevents film layer from removing
It is thick.
Two column structures of optionally embodiment, groove 13 have fully embedded into the first adhesive layer 11, column
Interstructural gap does not include the first adhesive layer 11, and the base part of the countersink region 16 of protrusion 14 is embedded in the second adhesive layer 12.
By the way that groove 13 has fully embedded into the first adhesive layer 11 and protrusion 14 is partially submerged into the second adhesive layer 12, can reduce
Gap between first adhesive layer 11 and the second adhesive layer 12, thus it is more smooth using two film layers that the adhesive layer bonds,
That improves flexible die group goes out light quality.
Optionally embodiment, as shown in figure 4, two column structures that the column of groove 13 buckles have fully embedded into
In one adhesive layer 11, the gap between column structure does not include the first adhesive layer 11, and it is viscous that raised 14 countersink regions have fully embedded into second
It ties in layer 12, wherein the counterbore of holding section 17 and countersink region 16 does not include the second adhesive layer 12.By the way that groove 13 is had fully embedded into
It is had fully embedded into the second adhesive layer 12 in first adhesive layer 11 and by protrusion 14, it is viscous to can reduce the first adhesive layer 11 and second
The gap between layer 12 is tied, thus more smooth using two film layers that the adhesive layer bonds, that improves flexible die group goes out light quality
Amount.Optionally embodiment, as shown in figure 5, two column structures that the column of groove 13 buckles all are embedded in first
11 surface of adhesive layer, the gap between column structure does not include the first adhesive layer 11, the base part insertion of raised 14 countersink regions
In second adhesive layer.By the way that protrusion 14 will be partially submerged into the second adhesive layer 12, the first adhesive layer 11 and second can reduce
Gap between adhesive layer 12, thus more smooth using two film layers that the adhesive layer bonds, that improves flexible die group goes out light
Quality.
Optionally embodiment, groove 13 and protrusion 14 are respectively in array distribution in the first adhesive layer 11 and the second bonding
On layer 12.It is evenly distributed on the first adhesive layer 11 for example, groove 13 assumes diamond in shape, protrusion 14 assumes diamond in shape, and to be evenly distributed on second viscous
It ties on layer 12, groove 13 and protrusion 14 are oppositely arranged.When the first adhesive layer 11 and the second adhesive layer 12 are bonded to each other, first is viscous
The protrusion 14 on groove 13 and the second adhesive layer 12 on knot layer 11 is interconnected, to form the adhesive layer knot being tightly fastened
Structure.The adhesive layer structure top view is as shown in fig. 6, protrusion 14 on groove 13 and the second adhesive layer 12 on the first adhesive layer 11
The junction 15 formed after being interconnected assumes diamond in shape, is uniformly distributed, and the connecting line of diamond shape distribution and binding site 15 are in display surface
Orthographic projection on plate not with it is or not Chong Die sub-pixel.It is distributed in adhesive layer since conjugant assuming diamond in shape, mould group integrally bending
When conjugant can equably discharge part bending process stress, therefore the bending stress of mould group entirety is reduced, to make mould group
Entirety is not readily separated between mould group in bending.
Optionally embodiment, groove 13 are distributed on the first adhesive layer 11 in rectangular uniform, and protrusion 14 is equal in rectangle
Even to be distributed on the second adhesive layer 12, groove 13 and protrusion 14 are oppositely arranged, when 12 phase of the first adhesive layer 11 and the second adhesive layer
Mutually when fitting, the protrusion 14 on groove 13 and the second adhesive layer 12 on the first adhesive layer 11 is interconnected, to be formed close
Fixed adhesive layer structure.The adhesive layer structure top view is as shown in fig. 7, groove 13 and second on the first adhesive layer 11 bond
The junction 15 that protrusion 14 on layer 12 is formed after being interconnected is square, is uniformly distributed, and the connecting line of square profile
With the orthographic projection of binding site 15 on a display panel not with it is or not Chong Die sub-pixel.Due to by conjugant it is square be distributed in it is viscous
It ties in layer, conjugant can equably discharge part bending process stress when mould group integrally bending, therefore it is whole to reduce mould group
Bending stress is not readily separated between mould group to keep mould group whole in bending.
The embodiment of the invention also provides a kind of display panel, the flexible die group including any of the above-described embodiment, first is viscous
Knot layer is light polarizing film, and the second adhesive layer is touch control film, and specific embodiment is detailed in the description of above-described embodiment flexible die group.
By setting light polarizing film for the first adhesive layer, the second adhesive layer is set as touch control film, when light polarizing film and touch control film
On membrane material when being bonded to each other, pass through protrusion is interconnected on the first adhesive layer upper groove and the second adhesive layer structure and the
Light polarizing film and touch control film can be tightly fastened by the viscosity of one adhesive layer and the second adhesive layer, so can effectively enhance this two
Adhesiveness between a film layer.
Optionally embodiment, display panel have viewing area and non-display area, and conjugant is in non-display area, this
Sample setting makes the conjugant in non-display area will not influence display effect.
Optionally embodiment, display panel have viewing area and non-display area, the density of the conjugant in viewing area
Less than the density of the conjugant in non-display area.
In the present embodiment, in viewing area, as shown in figure 8, conjugant is set as deviateing sub-pixel, specifically, such as Fig. 9
Shown, the light that conjugant is set as face pixel defining layer and can prevent conjugant from issuing to luminescent layer blocks, so as to cause aobvious
Show that brightness deterioration of panel etc. goes out light bad phenomenon, helps to improve display effect.
The embodiment of the invention also provides a kind of flexible display device, the display panel including any of the above-described embodiment,
This is repeated no more.
Although being described in conjunction with the accompanying the embodiment of the present invention, those skilled in the art can not depart from the present invention
Spirit and scope in the case where various modifications and variations can be made, such modifications and variations are each fallen within by appended claims institute
Within the scope of restriction.
Claims (10)
1. a kind of flexible die group characterized by comprising the first adhesive layer (11) and the second adhesive layer (12),
Connecing of being interconnected is formed on two surfaces that first adhesive layer (11) fits with second adhesive layer (12)
Zoarium,
The conjugant includes that the groove (13) that several intervals are formed on first adhesive layer and several intervals are formed in
Protrusion (14) on second adhesive layer；The groove (13) and raised (14) are fixedly joined to corresponding groove
(13) in.
2. flexible die group according to claim 1, which is characterized in that
The protrusion (14) includes countersink region (16) and holding section (17), and the side wall of the groove (13) is entrenched in the countersink region
(16) in, the card and portion (17) are by the side-nip of the groove (13).
3. flexible die group according to claim 2, which is characterized in that
The thickness ratio of second adhesive layer (12) and raised (14) is 5-20.
4. flexible die group described in any one of -3 according to claim 1, which is characterized in that
The groove (13) and raised (14) are glued in array distribution in first adhesive layer (11) and described second respectively
It ties on layer (12).
5. a kind of display panel, which is characterized in that including the flexible die group as described in claim 1-4 any one, described
One adhesive layer (11) is light polarizing film, and second adhesive layer (12) is touch control film.
6. display panel according to claim 5, which is characterized in that the display panel has viewing area and non-display
Area,
The conjugant (20) is in the non-display area.
7. display panel according to claim 5, which is characterized in that the display panel has viewing area and non-display
Area,
The density of conjugant (20) in the viewing area is less than the density of the conjugant (20) in the non-display area.
8. display panel according to claim 7, which is characterized in that in the display area, the conjugant is set as
Deviate sub-pixel.
9. display panel according to claim 8, which is characterized in that in the display area, the conjugant is set as
Face pixel defining layer.
10. a kind of display equipment, which is characterized in that including display panel described in any one of claim 5-9.
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| CN201811538727.XA CN109523922B (en) | 2018-12-14 | 2018-12-14 | Flexible module, display panel and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811538727.XA CN109523922B (en) | 2018-12-14 | 2018-12-14 | Flexible module, display panel and display device |
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| CN109523922A true CN109523922A (en) | 2019-03-26 |
| CN109523922B CN109523922B (en) | 2021-08-17 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111402735A (en) * | 2020-03-26 | 2020-07-10 | 武汉华星光电半导体显示技术有限公司 | Display device |
| CN111415589A (en) * | 2020-04-02 | 2020-07-14 | 武汉华星光电半导体显示技术有限公司 | Flexible module |
| CN114170901A (en) * | 2021-11-30 | 2022-03-11 | 湖北长江新型显示产业创新中心有限公司 | Display panel and display device |
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| CN207925029U (en) * | 2018-04-02 | 2018-09-28 | 云谷（固安）科技有限公司 | Cover board and display module |
| CN108831297A (en) * | 2018-05-29 | 2018-11-16 | 昆山国显光电有限公司 | Display module and flexible display device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111402735A (en) * | 2020-03-26 | 2020-07-10 | 武汉华星光电半导体显示技术有限公司 | Display device |
| CN111415589A (en) * | 2020-04-02 | 2020-07-14 | 武汉华星光电半导体显示技术有限公司 | Flexible module |
| CN114170901A (en) * | 2021-11-30 | 2022-03-11 | 湖北长江新型显示产业创新中心有限公司 | Display panel and display device |
| CN114170901B (en) * | 2021-11-30 | 2024-04-16 | 湖北长江新型显示产业创新中心有限公司 | Display panel and display device |
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| CN109523922B (en) | 2021-08-17 |
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Application publication date: 20190326 Assignee: Bazhou Yungu Electronic Technology Co., Ltd.|Kunshan Institute of technology new flat panel display technology center Co., Ltd.|Kunshan Guoxian photoelectric Co., Ltd Assignor: The valley (Guan) Technology Co. Ltd. Contract record no.: X2019990000155 Denomination of invention: Flexible module, display panel and display device License type: Common License Record date: 20191030 |
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