CN106184957B - Container and package body - Google Patents
Container and package body Download PDFInfo
- Publication number
- CN106184957B CN106184957B CN201610365778.1A CN201610365778A CN106184957B CN 106184957 B CN106184957 B CN 106184957B CN 201610365778 A CN201610365778 A CN 201610365778A CN 106184957 B CN106184957 B CN 106184957B
- Authority
- CN
- China
- Prior art keywords
- resin film
- container
- layer
- metal foil
- flange part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229920005989 resin Polymers 0.000 claims abstract description 107
- 239000011347 resin Substances 0.000 claims abstract description 107
- 239000011888 foil Substances 0.000 claims abstract description 65
- 238000005520 cutting process Methods 0.000 claims abstract description 62
- 229910052751 metal Inorganic materials 0.000 claims abstract description 59
- 239000002184 metal Substances 0.000 claims abstract description 59
- 239000002131 composite material Substances 0.000 claims abstract description 53
- 230000002093 peripheral effect Effects 0.000 claims abstract description 16
- 239000012528 membrane Substances 0.000 claims description 32
- -1 Polypropylene Polymers 0.000 claims description 19
- 229920013716 polyethylene resin Polymers 0.000 claims description 14
- 238000003466 welding Methods 0.000 claims description 12
- 239000004743 Polypropylene Substances 0.000 claims description 11
- 239000005030 aluminium foil Substances 0.000 claims description 11
- 229920001155 polypropylene Polymers 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 abstract description 6
- 239000000853 adhesive Substances 0.000 description 13
- 230000001070 adhesive effect Effects 0.000 description 13
- 239000000463 material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000009740 moulding (composite fabrication) Methods 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 229920001707 polybutylene terephthalate Polymers 0.000 description 5
- 229920001225 polyester resin Polymers 0.000 description 5
- 239000004645 polyester resin Substances 0.000 description 5
- 229920006015 heat resistant resin Polymers 0.000 description 4
- 229920006122 polyamide resin Polymers 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 229920005749 polyurethane resin Polymers 0.000 description 3
- 229920000178 Acrylic resin Polymers 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229920006266 Vinyl film Polymers 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 239000007779 soft material Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 229920002302 Nylon 6,6 Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003522 acrylic cement Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 229920006233 biaxially oriented polyamide Polymers 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Chemical class O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 229920006026 co-polymeric resin Polymers 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
- B65D1/22—Boxes or like containers with side walls of substantial depth for enclosing contents
- B65D1/26—Thin-walled containers, e.g. formed by deep-drawing operations
- B65D1/28—Thin-walled containers, e.g. formed by deep-drawing operations formed of laminated material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B1/00—Layered products having a non-planar shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
- B65D65/40—Applications of laminates for particular packaging purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
- B65D77/10—Container closures formed after filling
- B65D77/20—Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers
- B65D77/2024—Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers the cover being welded or adhered to the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2439/00—Containers; Receptacles
- B32B2439/02—Open containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2565/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D2565/38—Packaging materials of special type or form
- B65D2565/381—Details of packaging materials of special type or form
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Packages (AREA)
Abstract
The present invention is provided with cheap price a kind of container and has used the package body of the container, this container is made up of the composite sheet molding for the metal foil layer that will have barrier property excellent, it will not make consumer's finger etc. feel awkward, unhappy and or pain because of the cutting burr generated in the end face of flange part.Container (2) is constituted by the way that the two sides of metal foil layer (201) is laminated with resin film layer (202), and the composite sheet (20) of (203) is shaped to cup-shaped, opening peripheral region has flange part (21), open side of the top of the cutting burr (201a) of generation towards container (2) in the end face of flange part (21).
Description
Technical field
The invention be related to having the composite sheet of metal foil layer and resin film layer be molded into cup-shaped and the container that constitutes with
And the package body of the container is used.
Provided in present specification and claims, " cutting burr " refers to, because to above-mentioned composite sheet before the forming
Or the protrusion for the metal foil cut after molding, and generated in the end face of section i.e. the flange part of container.
Background technique
As for packing the container for needing the content of long-term preservation, it is known that have composite sheet is shaped to cup-shaped and
The container of composition, wherein composite sheet has metal foil layers and the layers such as the aluminium foil excellent to the barrier property of gas, moisture, light etc.
It is stacked in the metal foil layer single side or two-sided resin film layer.
Said vesse is by by having such as aluminium foil layer and being layered in the heat sealability resin film layer of its inner surface
The lid that composite sheet is formed, thermal welding have the flange part of flange part and the container filled with content, shape in opening periphery
At package body (referring for example to following Patent Documents 1 to 3).
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 3-14476 bulletin
Patent document 2: Japanese Unexamined Patent Publication 4-147825 bulletin
Patent document 3: Japanese Unexamined Patent Publication 6-345123 bulletin
The technical problems to be solved by the invention
For said vesse, in general, to be cut to the peripheral part of flange part after composite sheet is shaped to cup-shaped
(cutting edge), so that flange part becomes predetermined size.Therebetween, by keeping the gap of the upper and lower mold of edge-cutting device as small as possible etc.
Method, makes section, the end face of namely flange part does not generate cutting burr, but nevertheless, generates the sharp cutting in top
What the case where burr, also still had.
Thus, for example, consumer is when breaking a seal the removing of the lid of package body, container flange end surface sometimes
Cutting burr encounter finger and make us feeling awkward or unhappy, and firmly catch the end face when, may feel hand
Refer to pain.
In addition, also there was only a kind of container that the flange part curling for making container does not come out to make end face reveal by people, still
In order to crimp flange part, the shape of molding die can become complicated, and process also will increase, so there are costs to increase this
The problem of sample.
Summary of the invention
The purpose of the invention be provided with cheap price it is a kind of by the composite sheet with the excellent metal foil layer of barrier property
Material forms and the container constituted and the package body for having used the container, and this container and package body will not be because of the ends of flange part
Cutting burr that face generates and enable consumer's finger etc. and feel awkward, unhappy or pain.
Technical means to solve problem
In order to achieve the above objectives, the invention includes following form.
1) a kind of container is that the composite sheet that resin film layer is laminated on at least single side of metal foil layer is molded into cup
Shape and constitute and opening periphery have flange part container, wherein generate the end face of flange part cutting burr top
Towards the open side of container.
2) it is above-mentioned 1) as described in container, wherein composite sheet have be layered in metal foil layer inner surface resin film
Layer, the thickness of the resin film layer are more than or equal to the thickness of metal foil layer.
3) it is above-mentioned 2) as described in container, wherein the resin film layer of the inner surface of metal foil layer is layered in, by being laminated 2
Or more the composite membrane of resin film constitute, the thickness of the resin film of the metal foil layer side in composite membrane is more than or equal to metal foil layer
Thickness.
4) it is above-mentioned 3) as described in container, wherein the thickness of the resin film of the metal foil layer side in composite membrane be greater than cutting
The height of burr.
5) it is above-mentioned 3) or 4) as described in container, wherein the upper surface of flange part is formed with Kaifeng notch, which uses
Notch has a resin film of innermost layer side in the composite membrane and reaches the resin film resin film in the outer part than the most inner side layer
The depth on top.
6) it is above-mentioned 3)~5) in any one as described in container, wherein composite membrane has positioned at the poly- of innermost layer side
Vinyl film and the polypropylene resin film being layered on the outside of the polyethylene resin film.
7) it is above-mentioned 1)~6) in any one as described in container, wherein metal foil layer is made of aluminium foil.
8) a kind of package body, be the cup-like containers lid will be filled with content opening covering in a manner of with the appearance
Package body made of the flange part thermal welding of device, wherein container by it is above-mentioned 1)~7) in any one described in container constitute.
9) such as above-mentioned package body 8), wherein be formed with the resin for the shape that hangs down because of welding in lower lid surface peripheral part
There is its top to reach horizontal position identical with cutting burr top or reach cutting burr top for aggregation, pitch body
The such height in the horizontal position of lower section.
The effect of invention
According to above-mentioned container 1), due to the cutting burr generated in the end face of flange part top towards container opening
Burr is cut in the state that package body has been made by the way that lid and flange part are carried out thermal welding after filling content in side
Top is by cap covers, and therefore, consumer will not make hand because of the cutting burr of flange end surface when lid breaks a seal
Finger etc. feels awkward, unhappy or pain, can giocoso break a seal.
In addition, according to above-mentioned container 1), due to without hiding flange part curling by end face, it is possible to reduce manufacture
Cost.
According to above-mentioned container 2), since the thickness of the inner surface side resin film layer by metal foil layer is more than or equal to metal foil
The thickness of layer, so the top of cutting burr is not easy to protrude in the upper surface side to flange part.
According to above-mentioned container 3), since the composition in composite membrane is by metal foil layer inner surface side resin film layer, metal
The thickness of the resin film of layers of foil side is more than or equal to the thickness of metal foil layer, thus, cutting burr is stretched along the end face of the resin film
It is long, top along or scratch end face into resin film layer, so, the top for cutting burr is not easy from the end face of flange part
It is outstanding.
According to above-mentioned container 4), since the thickness of the resin film of the metal foil layer side in composite membrane is greater than cutting burr
Highly, thus cutting burr top be more not easy it is outstanding from the end face of flange part.
According to above-mentioned container 5), since the upper surface in flange part is formed with Kaifeng notch, and Kaifeng has with notch
There is the resin film through composite membrane innermost layer side and reaches the depth on the top than the resin film of most inner side layer resin film in the outer part
Degree, so being easy to carry out the Kaifeng of lid with lesser power.
According to above-mentioned container 6), since composite membrane is that have to be located at innermost layer side polyethylene resin film and be layered in this to gather
The composite membrane of polypropylene resin film on the outside of vinyl film, thus can two mutual interfaces of resin film layer easily
Carry out the removing Kaifeng of lid.
According to above-mentioned container 7), since metal foil layer is made of aluminium foil, so container is light-weight, to gas, moisture,
The barrier property of light etc. is excellent.
According to above-mentioned package body 8), since the top of the cutting burr generated in container flange end surface is towards container
Open side, and be covered by the cap, so when consumer breaks a seal lid, it will not be because of the cutting hair of flange end surface
Thorn makes finger etc. feel awkward, unhappy or pain, can giocoso break a seal, in addition, with the side that crimps the flange part of container
Case is compared, and cost can be made to reduce.
According to above-mentioned package body 9), due to the presence of pitch body, so that the finger etc. of consumer is not easy and cuts
The tip contact of burr, so can more reliably avoid feeling awkward, unhappy or pain at Kaifeng.
Detailed description of the invention
Fig. 1 is the vertical cross-sectional view of the package body for the embodiment for indicating the invention.
Fig. 2 is the vertical cross-sectional view of partial enlargement of the package body.
Fig. 3 is to indicate the vertical cross-sectional view of the partial enlargement of the variation of the package body.
Fig. 4 is the vertical cross-sectional view for the cutting edge process that the flange part for illustrating to the container for constituting the package body carries out.
Fig. 5 is to indicate the vertical cross-sectional view of the partial enlargement of the package body of comparative example
Description of symbols
1: package body；2: container；20: composite sheet；21: flange part；201: metal foil layer；201a: cutting burr；202:
Heat sealability resin film layer；202a: the resin film of innermost layer side；202b: the resin film of metal foil layer side；203: heat-resistant resin
Film layer；22: using notch in Kaifeng；3: lid；30: composite sheet；301: metal foil layer；302: heat sealability resin film layer；303:
Outside resin film layer；4: pitch body；C: content
Specific embodiment
Hereinafter, illustrating the embodiment of the invention referring to Fig.1~4.
Fig. 1 shows the overall structure of package body of the invention.
The package body 1 of diagram is constituted the contents C packing such as food using container 2 and lid 3.
Container 2 is that composite sheet 20 is shaped to cup-shaped and is constituted, and the periphery that is open above it has horizontal put down
Smooth flange part 21.
Lid 3 is made of the composite sheet 30 for being cut into predetermined size and shape, will be filled with the appearance of content C
The mode of the upper opening covering of device 2, by peripheral part thermal welding in 21 upper surface of flange part of container 2.
In addition, being formed with grip 31 on lid 3, grip 31 is circumferential a part from the peripheral part of lid 3
The part stretched out to diameter and seized when lid 3 is removed and broken a seal with finger outward.
As shown in Fig. 2, constitute the composite sheet 20 of container 2 by metal foil layer 201, be layered in the interior table of metal foil layer 201
The heat sealability resin film layer 202 in face and be layered in metal foil layer 201 outer surface heat-resistant resin film layer 203 constitute.
As metal foil layer 201, aluminium foil, iron foil, stainless steel foil, copper foil can be used, but preferably use aluminium foil.Select aluminium foil
When, whether pure aluminum foil or alloy foil are ok, in addition, soft, hard is also ok, as long as example, iron-content is
0.3wt%~1.5wt%, serial annealed place (especially A8079H, A8021H) A8000 by JIS H4160 criteria classification
Soft material (O material) after reason, since mouldability is excellent, it is possible to properly use.
As needed, the base treatments such as chromic acid salt treatment can be carried out in the single side of metal foil layer 201 or two-sided.
The thickness of metal foil layer 201 is preferably 20 μm~200 μm.By making above-mentioned thickness at 20 μm or more, pin hole is few, energy
Enough ensure barrier property, deep drawability can be obtained.By making above-mentioned thickness at 200 μm hereinafter, the power received when molding can be prevented
Composite sheet is caused to tear, in addition, light containers can be obtained.The thickness of metal foil layer 201, preferably 40 μm~120 μm.
Heat sealability resin film layer 202 is the layer for constituting the inner surface (upper surface including flange part 21) of container 2, by example
Such as polypropylene resin film, polyethylene resin film versatility film or their composite membrane are constituted.
The resin films mutually removed are easy (as polyvinyl resin as composite membrane, such as by using being laminated at least 2
Resin film as film and polypropylene resin film) made of composite membrane, so that above-mentioned film is easily peeled off each other at Kaifeng, with compared with
Small power is easy to break a seal.In the case where container 2 shown in Fig. 2, heat sealability resin film layer 202 is by by 2
Open what the composite membrane that resin film is bonded was constituted.This composite membrane includes, for example, the polyethylene resin film 202a of innermost layer side and
It is layered in the polypropylene resin film 202b of the metal foil layer side on the outside of polyethylene resin film 202a.It is as follows will narration as,
The polyethylene resin film 202a for constituting 21 upper surface of flange part of container 2 is thermally fused to the heat sealability tree of 3 lower surface of lid
Adipose membrane layer 302.The grip 31 of lid 3 is pulled upwardly, then polyethylene tree of the thermal welding on heat sealability resin film layer 302
Adipose membrane 202a and polypropylene resin film 202b is removed, while polyethylene resin film 202a is ruptured around in the inner end of heat-fused portion,
Carry out the Kaifeng of lid 3.
In addition, in the case where constituting heat sealability resin film layer 202 with composite membrane, as shown in figure 3, can be in container 2
Flange part 21 upper surface, Kaifeng notch 22 is annularly set in complete cycle, and there is Kaifeng notch 22 through compound
The resin film 202a of the innermost layer side (21 upper surface side of flange part) of film and reach on the outside of it top (downside) resin film 202b
Depth.Constitute the resin film 202a of the innermost layer side of 21 upper surface of flange part of container 2 and the heat sealability tree of 3 lower surface of lid
Thermal welding between adipose membrane layer 302 is being carried out at the part of diameter outward than Kaifeng with notch 22.Under this form, lid
The grip 31 upward one of son 3 is drawn, and (is each other the resins such as the polyvinyl resin of upside in Fig. 3 by the resin film layer of composite membrane
202b layers of the resin films such as 202a layers of film and the acrylic resin of downside) removing arrives the position of Kaifeng notch 22, and it can be by lid 3
Kaifeng.That is, in the case where package body 1 of Fig. 3, when lid 3 breaks a seal, without the flange part for making to constitute container 2
The resin film 202a of the innermost layer side of 21 upper surfaces ruptures, so being easy to break a seal with lesser power.
The thickness of heat sealability resin film layer 202, preferably at 100 μm~500 μm, further preferably in 200 μm~400 μ
m.The thickness of this heat sealability resin film layer 202, preferably more than the thickness of metal foil layer 201.Thus it can avoid cutting burr
The top of 201a is prominent in the upper surface side of flange part 21.
In addition, in the case where the composite membrane with Fig. 2, as shown in Figure 3 is constituted heat sealability resin film layer 202, preferably
Make the thickness of the resin film 202b of the metal foil layer side in composite membrane more than the thickness of metal foil layer 201.It can make to cut in this way
Burr 201a is extended along the end face of resin film 202b, and the top of cutting burr 201a becomes along or scratches into resin
The end face of film layer 202b.Therefore, the top of cutting burr 201a is not easy outstanding from the end face of flange part 21.Additionally, it is preferred that making
Above-mentioned resin film 202b with a thickness of than the big size of height for cutting burr 201a, the top for cutting burr 201a can be made in this way
It is more not easy outstanding from the end face of flange part 21.For example, with the polyethylene resin film 202a and metal foil by innermost layer side
In the case that the composite membrane to be formed composition heat sealability resin film layer 202 is laminated in the polypropylene resin film 202b of layer side, make poly- second
Olefine resin film 202a with a thickness of 3 μm~80 μm, make polypropylene resin film 202b with a thickness of 150 μm~300 μm.
As the heat-resistant resin film layer 203 for the outer surface for constituting container 2, with such as polyethylene terephthalate tree
Adipose membrane, polybutylene terephthalate (PBT) resin film, polyamide resin, polyethylene naphthalate resin film, poly- naphthalene two
The high film of the versatilities such as formic acid butanediol ester resin film, polypropylene resin film, polyethylene resin film or their composite wood
Material.
The thickness of heat-resistant resin film layer 203, preferably at 3 μm~300 μm, further preferably at 20 μm~100 μm.Make
Thickness is stated at 3 μm or more, the corrosion of metal foil can be prevented.
Although diagram is omitted, the engagement and metal foil of metal foil layer 201 and heat sealability resin film layer 202
The engagement of layer 201 and thermal insulation resin film layer 203 is carried out by means respectively of adhesive phase.Adhesive phase two-solution curing type
Polyester-urethane resin system adhesive, or with polyether-polyurethane resin system adhesive.
In addition, the composition of composite sheet 20 is not limited to above-mentioned composition, as long as on at least single side of metal foil layer
Be laminated with the composition of resin film layer, so that it may as the container made according to the invention material and use.
The processing carried out in order to which 2 shape of cup-like containers is made in composite sheet 20 is carried out using punch forming.It is compound
The punch forming of sheet material 20 is carried out by cold formings such as deep drawing molding, drawing and formings.
Necessary cutting edge is carried out to the peripheral part of the flange part 21 of stamping forming container 2, to make its flange part 21
As predetermined size.
Fig. 4 is the figure for indicating to carry out the edge-cutting device 5 of cutting edge for the flange part 21 to container 2.
This edge-cutting device 5 is the device being located on the production line of manufacture container, by the lower die 6 of fixing shape and by relative under
The upper mold 7 of the movable shape of 6 ground of mould advance and retreat driving is constituted.
Lower die 6 is the construction of roughly vertical tubular, and placing is placed in the container 2 of the state of turning upside down on end face on it
Flange part 21.The outer diameter of lower die 6 is formed as consistent with the outer diameter of flange part 21 after cutting edge, thereon the outer peripheral edge portion shape of end face
As lower sword 61.In the state of before cutting edge, the peripheral part of flange part 21 is leant out from the upper surface of lower die 6 (referring to Fig. 4
(a)).For keeping the holding member 8 of container 2 when the inside of lower die 6 is equipped in a manner of it can be freely lifted in cutting edge.
The top of holding member 8 has can be with the cone shape of fit form near the opening of 2 inner surface of container.In addition, keeping structure
Suction hole (diagram omit) is offered on the periphery of part 8, and 2 inner surface of container is vacuumized by the suction hole, it can be with
More reliably carry out holding of the holding member 8 to container 2.
Upper mold 7 is the construction in the substantially bottomed tube of lower opening, and the inner peripheral of lower end surface is formed as upper sword 71.On
The internal diameter of mould 7 properly sets that the size for generating desired gap between lower sword 61 and upper sword 71 can be made.Usually to constitute
Gap is set in 2%~10% range on the basis of the 5% of the thickness of the composite sheet 20 of container 2.
Component 9 is pinned equipped with the flange part 21 for pinning container 2 from above in cutting edge in the inside of upper mold 7.It presses
Firmly component 9 is the bottomed tube object in lower opening, is mounted on the lower end of the elevating lever 10 through the upper wall portions of upper mold 7.It rises
Drop bar 10 is exerted a force downwards by spring element not shown in the figure, in the state of before cutting edge, pins the lower end of component 9 in slightly
The position that micro- lower end surface from upper mold 7 is emerged.
In the case where carrying out the cutting edge of flange part 21 of container 2 with above-mentioned edge-cutting device 5, firstly, as shown in Fig. 4 (a),
Container 2 after turning upside down configures on lower die 6, the flange part 21 of container 2 is put in the upper surface of lower die 6, and make
The holding member 8 for the retreating position being below rises, and nearby cooperates with the opening of 2 inner surface of container, then pass through suction hole pair
2 inner surface of container carries out suction holding.
Then, when using oil gear not shown in the figure etc., driving is in the upper mold 7 of the back-into position of top and makes it
When advancing downwards, firstly, the flange part 21 of container 2 is pinned by the lower end for pinning component 9 from top, further make upper mold 7
When moving downwards, the peripheral part of the flange part 21 leant out from the upper surface of lower die 6 is by the upper sword 71 of upper mold 7 and lower die 6
The lower hand hay cutter of sword 61 is disconnected, carries out cutting edge (referring to Fig. 4 (b)).
Once completion, upper mold 7 is to be moved to the back-into position of top, and holding member 8 is moved to lower section for cutting edge
Retreating position, container 2 is sent to the downstream side of production line.
After completing above-mentioned cutting edge, the production of container 2, which is accused, to be completed, but the flange part of the container 2 in completion status
The cutting burr 201a of metal foil is generated on 21 end faces sometimes.
In the container 2 of present embodiment, broken by the peripheral part flange part 21 to the open side of container 2 hand hay cutter to carry out
The cutting edge of flange part 21, as a result, as shown in Figure 2 and Figure 3, all cutting burr 201a's that the end face of flange part 21 generates
Top is all directed towards the open side of container 2.
As shown in Figures 2 and 3, constitute lid 3 composite sheet 30 by such as metal foil layer 301, be layered in metal foil layer
The heat sealability resin film layer 302 of 301 inner surface and be layered in metal foil layer 301 outer surface outside resin film layer
303 are constituted.
Metal foil layer 301 is to confer to lid 3 with the part of the characteristics such as barrier property, can be by such as aluminium foil, stainless steel foil, copper
Foil, nickel foil etc. are constituted, but aluminium foil is than conveniently using.
In the case where using aluminium foil, which kind of in pure aluminum foil, alloy foil is ok, in addition, soft, hard, no
The soft material (O material) after annealing of the A8021 for example according to JIS H4160 criteria classification is crossed than conveniently using.
The heat sealability resin film layer 302 for constituting 3 innermost layer of lid is to confer to lid 3 with thermal welding (heat-sealing) property, simultaneously
Play a part of the part for protecting metal foil 301 not by content (C) corrosion impact.
Heat sealability resin film layer 302 is formed by such as easily openable resin film.As easily openable resin film, can be used
With a thickness of the versatilities films such as 10 μm~200 μm or so of polypropylene resin film, polyethylene resin films or their composite membrane,
Consider heat sealability, leakproofness, then preferably makes with a thickness of 20 μm~100 μm or so.
The coloring pigments such as titanium oxide, antioxidant, slipping agent, antistatic can be added in heat sealability resin film layer 302
The additives such as agent, stabilizer, the fillers such as calcium carbonate, clay, mica, silica, eliminating smell agent.
In order to have the keeping quality to content, can also be arranged again to heat sealability resin film layer 302 by as oxygen uptake
The oxygen absorption layer that the oxygen-absorbing resin composition of the mixture of components matching iron powder and metal halide auxiliary agent is constituted.
The outermost outside resin film layer 303 of lid 3 is constituted, is the surface that can play protection metal foil layer 301, protection
The part of function as printing surface.
As the constituent material of outside resin film layer 303, can enumerate such as polyester resin film, polyamide resin.
As above-mentioned film, with stretched film than convenient.Wherein, for heat resistance and the viewpoint of intensity, preferably biaxially stretched polyester resin
Film, Biaxially oriented polyamide resin film, or the multicoat membrane containing the two can also use biaxially stretched polyester resin film and twin shaft
Multicoat membrane made of oriented polyamide resin film fitting.The type of polyamide resin is not particularly limited, can be enumerated
Such as nylon 6 resin film, nylon 66 resin film, nylon MXD resin film etc..It, can be in addition, as biaxially stretched polyester resin film
Enumerate biaxial stretch-formed polybutylene terephthalate (PBT) (PBT) resin film, biaxial stretch-formed polyethylene terephthalate (PET)
Resin film etc..In the case that these film layers is folded, for example, being carried out using dry type layered manner by adhesive.
Although diagram is omitted, the engagement of metal foil layer 301 and heat sealability resin film layer 302, and, metal foil layer
301 with the engagement of outside resin film layer 303, carried out by means respectively of adhesive phase.
These adhesive phases can be by such as polyurethane resin system adhesive, acrylic resin adhesive, epoxy resin
Adhesive, polyolefin resin system adhesive, elastic system adhesive, fluorine system adhesive etc. are formed.Wherein, it is preferable to use containing by
As two-solution curing type polyester-polyurethane made of the polyester resin of host agent and the polyfunctional isocyanate compound as curing agent
The adhesive of ester resin or polyether-polyurethane resin.
In addition it is also possible to replace above-mentioned outside resin film layer 303, the outermost layer of lid 3 is formed using surface covering.Surface
Coating can by will such as epoxy resin, nitrocotton system resin, melamine epoxy resin, Chlorovinyl-acetate vinyl it is total
The coating resins such as copolymer resin dissolve or are distributed to manufactured coating agent in solvent, are coated on the surface of metal foil and carry out
It dries and is formed.
Method lid 3 being heat fused on the flange part 21 of container 2 is not particularly limited, for example, can be by such as
Lower method carries out: so that the peripheral part of 3 lower surface of lid is coincided with 21 upper surface of flange part of container 2, by being heated to predetermined temperature
The hot plate of (such as 180 DEG C or so) heats the stipulated time when applying authorized pressure to above-mentioned intersection.
As shown in Figures 2 and 3, by the peripheral part of lid 3 being heat fused on 21 upper surface of flange part of container 2,
The top for the cutting burr 201a that the end face of flange part 21 generates is covered with by lid 3.Therefore, consumer opens by lid 3
When envelope, finger etc. will not be made to feel awkward, unhappy or pain because of the cutting burr 201a of the end face of flange part 21, energy
It is enough giocoso to break a seal.
In addition, being formed with and hanging down because of thermal welding in the peripheral part of 2 lower surface of lid at Fig. 2 and form shown in Fig. 3
The pitch body 4 of shape.Pitch body 4 is the heat sealability resin film layer 202 for constituting 21 upper surface of flange part of container 2,
Say in more detail a bit, be the resin films 202a such as the polyethylene resin film of innermost layer side in this layer 202, with constitute lid 3
The heat sealability resin film layer 302 such as the polyethylene resin film of inner surface flowing and the part that is formed, 2 layers when carrying out thermal welding
202a, 302 become a block.In addition, pitch body 4 has such height: its top is reached with cutting burr 201a's
Top it is identical or its cut the top burr 201a below horizontal position.Due to the presence of the pitch body 4, consumer's
Finger etc. becomes difficult with the contact on the top of cutting burr 201a.Therefore, consumer is more reliably avoided at Kaifeng
The case where awkward, unhappy or pain is felt because cutting burr 201a.
Fig. 5 is the figure for indicating the package body 100 of comparative example, this package body 100 in the end face of flange part 21 in addition to generating
The top of burr 201b is cut towards the opposite side of vessel port side, i.e., towards other than this point of downside, with above-mentioned embodiment party
The package body 1 of formula is identical.
The cutting burr 201b of the package body 100 of diagram is for example, by by the peripheral part direction of the flange part 21 of container 2
The opposite side hand hay cutter of 2 open side of container is disconnected, carries out the cutting edge of flange part 21 and is formed, is come up from the end face of flange part 21.
Therefore, in the package body of comparative example 100, the top for cutting burr 201b will not become the shape covered by lid 3
State.In addition, horizontal position of the top of cutting burr 201b in the top than pitch body 4 on the lower.So using this
In the case where kind package body 100, consumer may feel awkward, unhappy or pain at Kaifeng because cutting burr 201b
Bitterly.
In addition, in the above-described embodiment, having enumerated after composite sheet is shaped to cup-shaped, by carrying out flange part
Cutting edge and the example of the container formed and the package body for having used the container, for composite sheet is cut into regulation ruler in advance
Very little and shape, is then formed, i.e., the container manufactured using so-called no cutting edge processing method and the packaging for having used the container
Body can also be applicable in the invention.
If it is the latter, by the way that composite sheet is cut towards the heat sealability resin film layer lateral incision for constituting inner surface of container,
The top for cutting burr can be made towards the open side of container after molding, effect same as the above embodiment can be obtained
Fruit.
Industrial applicability
The invention can be as the container for being packed to contents such as the food for needing long-term preservation and by the appearance
Device and lid properly use the seal-packed package body of content.
Claims (9)
1. a kind of container, be the composite sheet that resin film layer is laminated on at least single side of metal foil layer is shaped to cup-shaped and
Composition and the periphery that is open have the container of flange part, wherein hold in the top direction for the cutting burr that the end face of flange part generates
The open side of device.
2. container according to claim 1, wherein composite sheet has the resin film for the inner surface for being layered in metal foil layer
Layer, the thickness of the resin film layer are more than or equal to the thickness of metal foil layer.
3. container according to claim 2, wherein be layered in the resin film layer of the inner surface of metal foil layer by being laminated 2
Or more the composite membrane of resin film constitute, the thickness of the resin film of the metal foil layer side in composite membrane is more than or equal to metal foil layer
Thickness.
4. container according to claim 3, wherein the thickness of the resin film of the metal foil layer side in composite membrane is greater than cutting
The height of burr.
5. container according to claim 3, wherein the upper surface of flange part is formed with the innermost layer through composite membrane
The resin film of side and the Kaifeng notch for reaching the resin film depth on resin film top in the outer part than most inner side layer.
6. container according to claim 3, wherein composite membrane has polyethylene resin film and stacking positioned at innermost layer side
Polypropylene resin film on the outside of the polyethylene resin film.
7. container according to claim 1, wherein metal foil layer is made of aluminium foil.
8. a kind of package body is that lid is convex with the container in a manner of the cup-like containers opening covering filled with content
Edge thermal welding and the package body constituted, wherein container container described in any one of claim 1~7 is constituted.
9. package body according to claim 8, wherein be formed with the shape that hangs down because of thermal welding in lower lid surface peripheral part
Pitch body, pitch body there is its top to reach with cutting the identical horizontal position in burr top or reach cut hair
Pierce the such height in the horizontal position below top.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015111198 | 2015-06-01 | ||
| JP2015-111198 | 2015-06-01 | ||
| JP2016-055658 | 2016-03-18 | ||
| JP2016055658A JP6738625B2 (en) | 2015-06-01 | 2016-03-18 | Containers and packages |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106184957A CN106184957A (en) | 2016-12-07 |
| CN106184957B true CN106184957B (en) | 2019-04-19 |
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ID=57453068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610365778.1A Active CN106184957B (en) | 2015-06-01 | 2016-05-27 | Container and package body |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR102468967B1 (en) |
| CN (1) | CN106184957B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI745636B (en) * | 2017-12-15 | 2021-11-11 | 日商昭和電工包裝股份有限公司 | Layered body for forming container, forming container and packaging body, and manufacturing method of forming container and packaging body |
| JP2019162863A (en) * | 2018-03-14 | 2019-09-26 | 昭和電工パッケージング株式会社 | Laminate for molding container, molding container and package |
| JP7344677B2 (en) * | 2018-07-10 | 2023-09-14 | 株式会社レゾナック・パッケージング | Cup-shaped containers and laminates for cup-shaped containers |
| CN113998310A (en) * | 2020-07-29 | 2022-02-01 | 深圳市望盛科技有限公司 | Composite packaging box, production equipment and production method of composite packaging box |
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| EP0919305A1 (en) * | 1997-11-28 | 1999-06-02 | Attrezzeria M.V. di Marin Visino & C. S.n.c. | Drawing and coining die for manufacturing metal containers and the like |
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| JP2556395B2 (en) | 1990-10-11 | 1996-11-20 | 昭和アルミニウム株式会社 | Container manufacturing method |
| JP2866916B2 (en) | 1993-06-11 | 1999-03-08 | 昭和アルミニウム株式会社 | High barrier molded container |
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| JP4503220B2 (en) * | 2002-07-25 | 2010-07-14 | 東洋製罐株式会社 | Multilayer cutting method and multilayer molded article |
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|---|---|---|---|---|
| EP0919305A1 (en) * | 1997-11-28 | 1999-06-02 | Attrezzeria M.V. di Marin Visino & C. S.n.c. | Drawing and coining die for manufacturing metal containers and the like |
| CN202480127U (en) * | 2012-03-15 | 2012-10-10 | 昭和电工包装株式会社 | Kerf forming device for flange part of food packing container |
| CN203268649U (en) * | 2013-05-24 | 2013-11-06 | 昭和电工包装株式会社 | Packaging container cover part enabling articles in packaging container to be visible and packaging container |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106184957A (en) | 2016-12-07 |
| KR20160141659A (en) | 2016-12-09 |
| KR102468967B1 (en) | 2022-11-22 |
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