CN206194875U - Piece and power storage device are adorned outward to lamination - Google Patents
Piece and power storage device are adorned outward to lamination Download PDFInfo
- Publication number
- CN206194875U CN206194875U CN201620913379.XU CN201620913379U CN206194875U CN 206194875 U CN206194875 U CN 206194875U CN 201620913379 U CN201620913379 U CN 201620913379U CN 206194875 U CN206194875 U CN 206194875U
- Authority
- CN
- China
- Prior art keywords
- exterior component
- metal foil
- easily peelable
- resin layer
- lamination
- 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
- 238000003475 lamination Methods 0.000 title claims abstract description 81
- 238000003860 storage Methods 0.000 title claims abstract description 42
- 229910052751 metal Inorganic materials 0.000 claims abstract description 97
- 239000002184 metal Substances 0.000 claims abstract description 97
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 48
- 229920005989 resin Polymers 0.000 claims abstract description 39
- 239000011347 resin Substances 0.000 claims abstract description 39
- 239000011230 binding agent Substances 0.000 claims abstract description 33
- 239000011888 foil Substances 0.000 claims description 94
- 239000010410 layer Substances 0.000 claims description 91
- 229920006015 heat resistant resin Polymers 0.000 claims description 32
- 238000005520 cutting process Methods 0.000 claims description 29
- 239000011149 active material Substances 0.000 claims description 27
- 239000012790 adhesive layer Substances 0.000 claims description 23
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 2
- 239000002344 surface layer Substances 0.000 claims 1
- 238000010030 laminating Methods 0.000 abstract description 8
- 210000004027 cell Anatomy 0.000 description 24
- 238000000034 method Methods 0.000 description 14
- 239000000853 adhesive Substances 0.000 description 13
- 230000001070 adhesive effect Effects 0.000 description 13
- -1 chromium (III) salt Chemical class 0.000 description 13
- 239000007773 negative electrode material Substances 0.000 description 13
- 239000007774 positive electrode material Substances 0.000 description 13
- 239000000463 material Substances 0.000 description 11
- 239000000203 mixture Substances 0.000 description 10
- 238000007789 sealing Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- 229920001155 polypropylene Polymers 0.000 description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 210000000981 epithelium Anatomy 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 229910000679 solder Inorganic materials 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 3
- 239000002174 Styrene-butadiene Substances 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 3
- 239000005030 aluminium foil Substances 0.000 description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229920002647 polyamide Polymers 0.000 description 3
- 229920001707 polybutylene terephthalate Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 229920003048 styrene butadiene rubber Polymers 0.000 description 3
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- 229920001661 Chitosan Polymers 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000002671 adjuvant Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 210000000170 cell membrane Anatomy 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000000873 masking effect Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 229920006284 nylon film Polymers 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 229920006267 polyester film Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 229920006184 cellulose methylcellulose Polymers 0.000 description 1
- BFGKITSFLPAWGI-UHFFFAOYSA-N chromium(3+) Chemical class [Cr+3] BFGKITSFLPAWGI-UHFFFAOYSA-N 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 210000002374 sebum Anatomy 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000011115 styrene butadiene Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/06—Interconnection of layers permitting easy separation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
-
- 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
-
- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
-
- 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
- B32B2439/70—Food packaging
-
- 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
- B32B2457/00—Electrical equipment
- B32B2457/10—Batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Wrappers (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model relates to a piece and power storage device are adorned outward to lamination. The utility model discloses a (1) jie on the first face of metal forming (11) is adorned outward to the lamination has heat resistance resin layer (13) by first binder layer (12) laminating, and jie has thermoplastic resin layer (15) by second binder layer (14) laminating on the second face, at least party in above -mentioned heat resistance resin layer (13) and thermoplastic resin layer (15) be provided with by this resin layer cut into and form cut off line (20), (22 )The portion of peeling off (21) that exchanges that encloses, (23 ).
Description
Technical field
The utility model is related to exterior body, food, the lamination exterior component of the packaging material of pharmaceuticals for electrical storage device
And its corresponding technology.
Background technology
In recent years, along with slim, the lightweight of the portable equipments such as smart mobile phone, panel computer terminal, as being equipped on
The lithium rechargeable battery of these portable equipments, the exterior component of lighium polymer secondary battery, have used in two faces of metal foil
On the fitted laminate of resin film replace conventional metal can.In addition, studying in power supply used for electric vehicle, electric power storage
Laminate is also used as exterior component in large-sized battery, capacitor (capacitor).
In general, lamination exterior component is relatively thin compared with metal can, lightweight, and shaping and sealing are easy, are easily processed,
But in the case where being used as battery container, because metal covering is not exposed to outside, thus can not be as dry cell
Exterior is used as conductor in itself.Therefore, in most cases from housing pull out carried out insulation processing positive terminal and
Negative terminal, and by lines such as solders, battery is fixed on substrate or framework with adhesive tape etc. in itself.Additionally, for battery
For purposes beyond housing, such as make jam, cooked food contact heating body so as to efficiency is heated well, Huo Zheneng
Enough metal covering also is intended in sterilized container package by Joule heating to expose.
Because lamination exterior component has used metal foil at the center of layer, if so can be by the resin bed on the outside of removing
And expose metal foil, it is likely that can be utilized as conductor, solder portion etc..
The only technology of cutting resin layer as the metal foil for not cutting lamination exterior component, by food, medical apparatus bag
Fill in the packaging bag for sealing state, there is following easy-to-open packing bag：By the machining for laser machining or utilizing steel edge
It is carved into joint-cutting on the resin layer such that it is able to singlehanded Kaifeng (with reference to patent document 1).
Prior art literature
Patent document
Patent document 1：International Publication WO2009/090930 publications
Utility model content
The utility model problem to be solved
Citation 1 is the technology for making packaging bag break a seal along profile direction cut-out lamination exterior component, it is impossible to enough should
Expose metal foil for removing resin bed.Even if assuming to irradiate the joint-cutting that laser also only forms wire on the resin layer, and
Can not reach resin bed is removed in planar come make can the metal foil of area of solder expose.In addition, to make laser come and go and
Taken time and energy very much in planar ground burning and cutting resin bed in the way of not cull.
The means used to solve the problem
The utility model is in view of above-mentioned technical background, resin is fitted with its object is to provide a kind of two sides in metal foil
Layer, and can easily remove the lamination exterior component of a part for resin bed.
That is, the utility model has the composition described in following [1]~[5].
[1] a kind of lamination exterior component, it is characterised in that be fitted with via the first adhesive layer on the first face of metal foil
Heat-resistant resin layer, and via the second adhesive layer thermoplastic resin layer is fitted with the second surface, in above-mentioned heat-resistant resin
It is easy-peel that at least one party in layer and thermoplastic resin layer is provided with that the cutting line for being cut into and being formed by the resin bed surrounded
From portion.
[2] the lamination exterior component as described in preceding paragraph 1, it is characterised in that crawl drawing is provided with above-mentioned easily peelable portion
Piece.
[3] the lamination exterior component as described in preceding paragraph 1 or preceding paragraph 2, it is characterised in that the resin bed with above-mentioned easily peelable portion
In adhesive layer and metal foil between, the binding agent that uncoated binding agent is provided with immediately below above-mentioned easily peelable portion is not coated with
Cloth portion.
[4] the lamination exterior component of the electrical storage device as described in preceding paragraph 3, it is characterised in that in the second face of above-mentioned metal foil
On be formed with the uncoated portion of binding agent, and assign active material in the uncoated portion of the binding agent.
[5] a kind of electrical storage device, it is characterised in that possess
Cell device, the dividing plate that the cell device has positive element, minus polarity element and is configured between them；With
Exterior body, in the exterior body, by 2 lamination exterior components in the way of thermoplastic resin layer is inner side phase each other
Right, the lamination exterior component is fitted with heat-resistant resin layer on the first face of metal foil and is fitted with thermoplasticity on the second surface
Resin bed, melts and seals so as to form the storage electricity between being laminated exterior component at 2 by by the thermoplastic resin layer
The cell device room of pond element,
Above-mentioned lamination exterior component is being removed towards the easily peelable portion in cell device room for the lamination exterior component described in preceding paragraph 1
The exterior component that the easily peelable portion go, being arranged on the outer surface of exterior body is not removed and remains；
In above-mentioned cell device room, metal foil and the positive element and minus polarity element of each lamination exterior component are turned on.
The effect of utility model
Lamination exterior component according to above-mentioned [1], can easily be removed by the cutting line for being formed on the resin layer
Easily peelable portion, such that it is able to expose the layer immediately below it.Additionally, being advanced for by before the layer of underface must expose
Easily peelable portion, it is possible thereby to the layer immediately below protecting.
For the lamination exterior component described in above-mentioned [2], can simply remove and be arranged on the outer surface of exterior body
Easily peelable portion.
Lamination exterior component according to above-mentioned [3], because the underface in easily peelable portion is the uncoated portion of binding agent, thus
Can expose metal foil by removing easily peelable portion.
Lamination exterior component according to above-mentioned [4], because the underface in easily peelable portion is active material, thus can lead to
Cross and remove easily peelable portion and expose active material.
For the electrical storage device described in above-mentioned [5], retain easy-peel on the outer surface of exterior body due to not removing
From portion, it is possible to protect metal foil, it is to avoid metal foil is scraped off, corrodes.Further, since above-mentioned easily peelable portion is by cutting line
Surrounded, it is possible to easily remove.Furthermore, it is possible to the metal foil exposed by the removing in above-mentioned easily peelable portion is used as
Conducting portion.
Brief description of the drawings
Figure 1A is a top view for implementation method of lamination exterior component of the present utility model.
Figure 1B is the ground plan of the lamination exterior component of Figure 1A.
Fig. 1 C are the sectional views of the 1C-1C lines of Figure 1A.
Fig. 2 is the sectional view of the state behind the easily peelable portion for representing the lamination exterior component for removing Figure 1A.
Fig. 3 is the sectional view of other implementation methods of lamination exterior component of the present utility model.
Fig. 4 is the use of the sectional view of the electrical storage device of the lamination exterior component of Figure 1A.
Fig. 5 is the use of the sectional view of the electrical storage device of the lamination exterior component of Fig. 3.
Description of reference numerals
1st, 2 ... lamination exterior components
3rd, 4 ... electrical storage devices
11 ... metal foils
12 ... first adhesive layers
The uncoated portion of 12a, 14a ... binding agent
13 ... heat-resistant resin layers
14 ... second adhesive layers
15 ... thermoplastic resin layers
16 ... active material portions
20th, 22 ... cutting lines
21st, 23 ... easily peelable portions
24th, 25 ... metal foil exposed divisions
30th, 31 ... exterior bodies
40 ... main bodys (lamination exterior component)
43rd, 100 ... first inner side conducting portions
44th, 103 ... first outside conducting portions
50 ... lids (lamination exterior component)
51st, 101 ... second inner side conducting portions
52nd, 105 ... second outside conducting portions
60th, 62 ... cell device rooms
61st, 63 ... heat-sealing portions
70th, 75 ... cell devices
71 ... cathode foils (positive element)
72 ... anode foils (minus polarity element)
73 ... dividing plates
76 ... positive active material portions (positive element)
77 ... negative electrode active material portions (minus polarity element)
Specific embodiment
[lamination exterior component]
Lamination exterior component 1 described in an implementation method of the present utility model is shown in Figure 1A~1C.
Above-mentioned lamination exterior component 1 is to have been fitted as outside via the first adhesive layer 12 on the first face of metal foil 11
The heat-resistant resin layer 13 of layer, and fitted as inner side via the second adhesive layer 14 on the second face of above-mentioned metal foil 11
5 layer materials of the thermoplastic resin layer 15 of layer.
The elongated length surrounded by cutting line 20 is provided near the end in the face of the side of above-mentioned heat-resistant resin layer 13
Square easily peelable portion 21, it is relative with above-mentioned easily peelable portion 21 to being close in the center in the face from the side of above-mentioned thermoplastic resin layer 15
Side side position on be provided with the rectangular easily peelable portion 23 surrounded by cutting line 22.20,22 points of above-mentioned cutting line
The line of perforation that the otch of heat-resistant resin layer 13 and thermoplastic resin layer 15 continues in point-like is not through.
In above-mentioned first adhesive layer 12, the underface in above-mentioned easily peelable portion 21 is provided with the bonding of uncoated binding agent
The uncoated portion 12a of agent.Similarly, in above-mentioned second adhesive layer 14, it is provided with the underface in above-mentioned easily peelable portion 23 and is not coated with
The uncoated portion 14a of binding agent of cloth binding agent.Therefore, above-mentioned easily peelable portion 21,23 does not engage with metal foil 11.
As shown in Fig. 2 above-mentioned lamination exterior component 1 is by removing easily peelable portion 21,23, can easily make layer below
Expose.Because the underface in above-mentioned easily peelable portion 21,23 has binding agent uncoated portion 12a, 14a (for space), so passing through
Above-mentioned easily peelable portion 21,23 is removed, metal foil 11 is exposed and forms metal foil exposed division 24,25.Due to above-mentioned easily peelable portion 21,
23 are surrounded by cutting line 20,22 and are not engaged with metal foil 11, thus can by pull out easily peelable portion 21,23 and easily
Cut off, and can expose metal foil 11.Additionally, when lamination exterior component 1 is used as the exterior body of electrical storage device, due to gold
Category paper tinsel exposed division 24,25 is used as conducting portion, is cut off it is advantageous to grip easily peelable portion 21,23 using tweezers, from
Sebum without making finger adheres to metal foil exposed division 24,25.Additionally, it is preferred that pacifying in advance in above-mentioned easily peelable portion 21,23
Dress crawl pulling-on piece, by pull out pulling-on piece can not contacting metal paper tinsel exposed division 24,25 and simply cut off easily peelable portion 21,
23.Pulling-on piece can be made using adhesive tape, strip of paper used for sealing (seal) with adhesive etc..
In lamination exterior component, the face on heat-resistant resin layer side, the which side in the face of thermoplastic resin layer side need to set
Put remove resin bed part, because content, the form of exterior body and it is different.Therefore, the bar of lamination exterior component of the present utility model
Part is that at least one party in heat-resistant resin layer and thermoplastic resin layer has easily peelable portion.Additionally, shape on the resin bed of a side
Into the number in easily peelable portion be also arbitrary, shape, size are not also limited.
As described above, above-mentioned easily peelable portion 21,23 can remove at any time.Therefore, lamination exterior component 1 is processed as
In the operation of exterior body, or in the package body for having used exterior body, expose needing resin bed to remove the i.e. metal foil in part
During portion 24,25, easily peelable portion 21,23 is removed.The conduct of above-mentioned easily peelable portion 21,23 prevents metal foil exposed division 24,25 quilts
Protective layer that burn into is scraped off and play a role.Also, because above-mentioned easily peelable portion 21,23 is the structure as lamination exterior component 1
Into the essential resin bed of material and be part discarded afterwards, so not Expenses Cost.
[other schemes of lamination exterior component]
The metal foil of laminate case is used as electrode sometimes in electrical storage device.The lamination exterior component 2 of Fig. 3 is suitable
The lamination exterior component of the purposes, in the uncoated portion of binding agent of the side of thermoplastic resin layer 15 of the inner side as electrical storage device
On 14a, active material is assigned, form active material portion 16.Active material portion when above-mentioned lamination exterior component 2 is positive pole part
It is positive active material portion, active material portion when being negative pole part is negative electrode active material portion.In above-mentioned active material portion
Thermoplastic resin layer 15 is fitted with by the second adhesive layer 14 around 16.Formed in the corresponding position in active material portion 16
Cutting line 22, by removing easily peelable portion 23, the active material portion 16 of underface exposes.Due to above-mentioned easily peelable portion 23 and activity
Do not exist the second adhesive layer 14 between material portion 16, the two is only contact, it is possible to easily remove easily peelable portion 23.This
Outward, expose above-mentioned active material portion 16 when electrical storage device is assembled, before this, easily peelable portion 23 is used as active material portion 16
Protective layer and play a role.
It should be noted that, although Fig. 3 is shown size and the position in above-mentioned easily peelable portion 23 and active material portion 16
It is completely the same state, but above-mentioned completely the same necessary condition not of the present utility model.If due to above-mentioned by removing
Easily peelable portion 23 can expose active material portion 16, then can be used in the clear as electrical storage device part, so
Even if even the part in active material portion 16 is coated with thermoplastic resin layer 15 after the removing of easily peelable portion 23.Figure 1A~1C's
Easily peelable portion 21,23 in lamination exterior component 1 and the relation between binding agent uncoated portion 12a, 14a are also same.
On the other hand, because the uncoated portion 12a of the binding agent of the side of heat-resistant resin layer 13 is in order that metal foil 11 is exposed simultaneously
Turn into space as conducting portion, thus by removing easily peelable portion 21, metal foil 11 is exposed.
[cutting line]
Cutting line 20,22 is not limited to the above-mentioned line of perforation through heat-resistant resin layer 13 or thermoplastic resin layer 15.
As other cutting lines, the recess of the midway of the thickness for being cut into resin bed can be illustrated.Above-mentioned recess can be a line,
Can also be by the continuous dotted line of shorter recess.Even if additionally, easily peelable portion is completely severed, if it is because electrostatic etc. is by metal
Paper tinsel attracts and remains on lamination exterior component, then its cutting line belongs to the cutting line in the utility model.In addition, in order that having cut
Disconnected easily peelable portion is maintained on the layer of underface, can be retained on resin bed with adhesive tape etc. in advance.
[manufacture method of lamination exterior component]
The lamination exterior component 1 of Figure 1A~1C, i.e., with the lamination exterior component 1 of space binding agent uncoated portion 12a, 14a, can
Made with for example, by following method.
Metal foil 11 and heat-resistant resin layer 13 are fitted by the first adhesive layer 12 by following operation.
(1) applied adhesive (the first adhesive layer 12) on the first face of metal foil 11.Now, had using surface recessed
Convex gravure roll (Graveru roll) or mask (masking) etc. are coated and while form the bonding of uncoated binding agent
After the uncoated portion 12a of agent, metal foil 11 and heat-resistant resin layer 13 are fitted and burin-in process is carried out.
(2) along the edge of the uncoated portion 12a of above-mentioned binding agent, cutting line 20 and shape are formed in heat-resistant resin layer 13
Into easily peelable portion 21.Above-mentioned cutting line 20 is by thomson blade (Japanese is " ト system ソ Application sword "), product Buddhist nun blade (Japanese high
Be " ピ Na Network Le sword ") etc. the incision heat-resistant resin layer 13 such as instrument, laser cutting machine, hot knife and formed.
(3) on the second face of above-mentioned metal foil 11, according to above-mentioned identical gimmick applied adhesive (the second binding agent
After layer forms the uncoated portion 14a of binding agent 14) and simultaneously, metal foil 11 and thermoplastic resin layer 15 are fitted and aging place is carried out
Reason.
(4) according to above-mentioned identical gimmick forming cutting line 22 in thermoplastic resin layer 15 and form easily peelable portion
23。
The lamination exterior component 2 in the active material portion 16 of Fig. 3 can make for example, by following method.
(1) on the required position in the second face of metal foil 11, coating adhesive (binder), and coating modulation thereon
Into the active material of paste, active material portion 16 is formed.
(2) conserved in the case where active material portion 16 is not influenceed, according to resistance to the laminating of the identical method of exterior component 1
Hot resin layer 13 simultaneously carries out burin-in process.
(3) cutting line 20 and easily peelable portion 21 is formed according to being formed with the identical method of exterior component 1.
(4) maintenance in (2) is removed, has irregular gravure roll (Graveru roll) or mask using surface
Etc. (masking) applied adhesive (the second adhesive layer 14) around the active material portion 16 for being formed in (1), then by gold
Category paper tinsel 11 and thermoplastic resin layer 15 are fitted and carry out burin-in process.By the operation, it is substantially formed in metal foil 11 not
The uncoated portion 14a of binding agent of applied adhesive, and active material portion 16 is further formed on the uncoated portion 14a of binding agent.
(5) cutting line 22 is formed in thermoplastic resin layer 15 and easily peelable portion 23 is formed.
The manufacture method of lamination exterior component of the present utility model is not limited to above-mentioned method.In addition, cutting line is not limited to
Formed after laminating, it is also possible to by being pre-formed cutting line on the resin bed before laminating, and the resin of cutting line will be formed with
Layer and metal foil laminating, thus make lamination exterior component of the present utility model.
Additionally, above-mentioned lamination exterior component 2 can also be made by lamination exterior component 1.I.e., first, reference picture 2, it is peeling laminated
There is metal foil exposed division 25 in the easily peelable portion 23 of exterior component 1.Then, by being coated with activity on the metal foil exposed division 25
Thus material obtains being laminated exterior component 2 as active material portion 16.
[electrical storage device]
Fig. 4 and Fig. 5 are illustrated that 2 kinds of electrical storage devices 3,4 of the exterior body 30,31 made of above-mentioned lamination exterior component 1,2.
These electrical storage devices 3,4 will be laminated exterior component 1, and 2 metal foil 11 is used as the conducting portion of electricity and carries out giving and accepting for electricity, is do not possess
The device of lug (tab lead).
It should be noted that Fig. 3 and Fig. 4 omits first adhesive layer 12 and the second adhesive layer of lamination exterior component 1,2
14 diagram.
(the first electrical storage device)
For the electrical storage device 3 of Fig. 4, exterior body 30 is by the main body 40 with recess and is covered in the flat of the main body 40
Lid 50 constitute, and each made using above-mentioned lamination exterior component 1.
For aforementioned body 40, implement the processing such as bulging, drawing and forming to the lamination exterior component 1 of flat sheet and incite somebody to action
The recess 41 that vertical view as cell device room 60 is rectangle is molded, and the edge of opening with 4 sides from recess 41 is outside
The flange 42 that side extends substantially horizontally.In the inner side of the bottom wall of above-mentioned recess 41, the i.e. face of the side of thermoplastic resin layer 15, it is formed with
The first inner side conducting portion 43 that metal foil 11 is exposed.In addition, on an outer surface in 4 flanges on side 42, i.e. heat resistance
Easily peelable portion 21 is provided with resin bed 13.
Above-mentioned lid 50 is identical with the planar dimension of main body 40, in assembling in the cell device room 60 with above-mentioned first in
The relative position of side conducting portion 43, the i.e. face of the side of thermoplastic resin layer 15, are formed with the second inner side conducting that metal foil 11 is exposed
Portion 51.In addition, the outer surface of above-mentioned lid 50 is that easily peelable portion 21 is provided with the face of the side of heat-resistant resin layer 13.
Cell device 70 be dividing plate 73 is configured between cathode foil 71 and anode foil 72 and carry out winding layer it is folded obtained from
Layered product.
Above-mentioned electrical storage device 3 can be made by following manner：Via conductive adhesive 74 by the positive pole of cell device 70
The end of paper tinsel 71 is connected with the first inner side conducting portion 43 of aforementioned body 40, meanwhile, via conductive adhesive 74 by anode foil
72 end is connected with the second inner side conducting portion 51 of lid 50, injects electrolyte, will be sealed around cell device room 60, shape
Into heat-sealing portion 61.
Above-mentioned electrical storage device 3, by removing the easily peelable portion 21 of main body 40, forms and is led on the outside of metal foil 11 is exposed first
Logical portion 44, by removing the easily peelable portion 21 of lid 50, forms the second outside conducting portion 52 that metal foil 11 is exposed.
For above-mentioned electrical storage device 3, in cell device room 60, the metal portion of cathode foil 71 is led by the first inner side
Logical portion 43 turns on the metal foil 11 of main body 40, in the outer surface of exterior body 30, is obtained by the first outside conducting portion 44 and outer
The conducting in portion.Similarly, in cell device room 60, the metal portion of anode foil 72 is by the second inner side conducting portion 51 and lid 50
Metal foil 11 turn on, in the outer surface of exterior body 30, obtained and outside conducting by the second outside conducting portion 52.Also,
Above-mentioned electrical storage device 3 carries out electricity by the first outside conducting portion 44 being arranged on exterior body 30 and the second outside conducting portion 52
Give and accept.
First inner side conducting portion 43 of aforementioned body 40 is that (it is arranged on lamination exterior component 1 by removing easily peelable portion 23
Thermoplastic resin layer 15 on) formed metal foil exposed division.Aforementioned body 40 is by the layer of flat sheet (flat sheet)
Pressure exterior component 1 carries out processing and forming and forms recess 41, and deburring (trimming) adjusts the size of flange 42 and makes.In coating
Above-mentioned first inner side conducting portion 43 is needed during conductive adhesive 74, need not gold in the operation of shaping, the deburring of recess 41
Category paper tinsel 11 exposes.Therefore, easily peelable portion 23 removed before it will be coated with, in the operation of shaping, the deburring of recess 41
Retain the predetermined exposed division that easily peelable portion 23 can protect metal foil 11 by not removing.On the other hand, needed when being powered
First outside conducting portion 44, when in the operation of shaping, the deburring of recess 41, the filling of cell device 70, main body 40 and lid
During 50 assembling, the formation in heat-sealing portion 61 when do not need metal foil 11 expose.Therefore, easily peelable portion 21 removed before it will be powered
Go, before this, easily peelable portion 21 covers the first outside conducting portion 44 and the second outside conducting portion 52 to protect metal foil
11 predetermined exposed division.
Above-mentioned lid 50 similarly, for the second inner side conducting portion 51, by retaining easily peelable portion 23 until electric conductivity
So as to protect the predetermined exposed division of metal foil 11 before the coating of adhesive (binder) 74, to the second outside conducting portion 52
Speech, by retaining the predetermined exposed division that easily peelable portion 21 can protect metal foil 11 before energization.
(the second electrical storage device)
The electrical storage device 4 of Fig. 5 is a kind of low-profile device, and its exterior body 31 is made up of 2 pieces of flat lamination exterior components 2, and
And respective metal foil 11 is used separately as positive pole and negative pole.
For being laminated exterior component 2 to 2 pieces, thermoplastic resin layer 15 is opposite each other.In figure, the layer in upside is being configured
Positive active material portion 76 is formed on the face of the side of thermoplastic resin layer 15 of pressure exterior component 2 as active material portion 16.In addition,
The vicinity on the one side in the face of the side of heat-resistant resin layer 13 is provided with easily peelable portion 21.By removing above-mentioned easily peelable portion 21, formed
The first outside conducting portion 103 that metal foil 11 is exposed.On the other hand, in figure, in the thermoplastic for configuring the lamination exterior component 2 in downside
Property the side of resin bed 15 face on form negative electrode active material portion 77 as active material portion 16.Additionally, in heat-resistant resin layer 13
The above-mentioned first outside conducting portion 103 in the face of side to being provided with easily peelable portion 21 near the end to side.It is above-mentioned by removing
Easily peelable portion 21, forms the second outside conducting portion 105 that metal foil 11 is exposed.
Positive active material portion 76 and negative electrode active material of the above-mentioned electrical storage device 4 by 2 pieces of above-mentioned lamination exterior components 2
Portion 77 clips dividing plate 73, is sealed by thermoplastic resin layer 15 together with electrolyte and is made.In Fig. 5,63 represent heat
Envelope portion.Above-mentioned positive active material portion 76 and negative electrode active material portion 77 in the utility model respectively with positive element and negative pole
Element correspondence, positive active material portion 76, negative electrode active material portion 77 and dividing plate 73 are cell device 75.And, above-mentioned battery
The space that element 75 is present is cell device room 62.
For above-mentioned electrical storage device 4, the first outside conducting portion 103 and the second outside on the outer surface of exterior body 31
Giving and accepting for electricity is carried out on conducting portion 105.
(it is arranged on Fig. 3 by removing easily peelable portion 23 for above-mentioned positive active material portion 76 and negative electrode active material portion 77
Lamination exterior component 2 thermoplastic resin layer 15 on) and expose.Due to above-mentioned positive active material portion 76 and negative electrode active material
Portion 77 need not expose together with dividing plate 73 before electrical storage device 4 is assembled, so before this by advancing for easily peelable portion
23 can protect positive active material portion 76 and negative electrode active material portion 77.On the other hand, the first outside is needed to lead when being powered
The logical outside conducting portion 105 of portion 103 and second, in assembling, metal foil 11 is also without exposing.Therefore, easily peelable portion 21 is will
Removed before energization, before this, easily peelable portion 21 covers metal foil 11 to protect metal foil 11.
In the electrical storage device 3 completed according to above method, in 4, though towards the easily peelable portion 23 in cell device room 60,62
It is removed, but by the preparation or assembling in the assembling that conductive adhesive 74 (reference picture 4) etc. is carried out according to production process
Do not remove before and retain easily peelable portion 23, metal foil 11, positive active material portion 76 and negative electrode active material portion can be protected
77 avoid scratch, corrosion etc..On the other hand, on the outer surface of exterior body 30,31, the first outside conducting portion 44,103 and second
Outside conducting portion 52,105 advances for easily peelable portion 21 by not removed before energization can protect metal foil 11 to avoid
Scratch, corrosion etc..By above-mentioned easily peelable portion 21,23 is surrounded by cutting line 20,22, it is possible to easily remove.
Additionally, above-mentioned electrical storage device 4 is illustrated that the example that the second electrical storage device is made using lamination exterior component 2, in stripping
After metal foil exposed division 15 occurs in the easily peelable portion 23 of absciss layer pressure exterior component 1, by being coated with activity on metal exposed division 15
Material is used as active material portion 16, it is possible thereby to make the exterior component equal with lamination exterior component 2.
The purposes of lamination exterior component of the present utility model is not limited to electrical storage device, additionally, electrical storage device is also not necessarily limited to Fig. 4
With the form shown in Fig. 5.Face, the number in easily peelable portion are set because being laminated the purposes of exterior component and different, lamination of the present utility model
The necessary condition of exterior component is that at least one party in heat-resistant resin layer and thermoplastic resin layer is provided with easily peelable portion.
Food can be illustrated as the purposes of the lamination exterior component for being only provided with easily peelable portion in heat-resistant resin layer to hold
Device.The food containers that can carry out operations described below can be made：It is to be formed in heat-resistant resin layer in the outer surface of food containers
Metal foil exposed division, makes heater contact the metal foil exposed division to heat the contents such as food liquid, or via food
The contents such as product liquid directly flow through electric current and carry out sterilization by Joule heat.Metal foil only is set on the outer surface of exterior body
The electrical storage device of exposed division, i.e., exterior body of the metal foil as conductor that will not be laminated exterior component can serve as connecting substrate
Or the solder portion of framework.
Additionally, will be laminated exterior component metal foil as the conducting portion of electrical storage device utilized when, the appearance of exterior body
The conducting portion in face is not limited to be arranged on the face of heat-resistant resin layer side.2 pieces of ends of lamination exterior component are overlapped due to staggering
If portion, thermoplastic resin layer is just exposed in the outer surface of exterior body, therefore can be set on the face of thermoplastic resin layer side
Outside conducting portion.On the other hand, the face of thermoplastic resin layer side is necessarily placed at towards the inner side conducting portion in cell device room
On.Therefore, for the lamination exterior component used in the exterior body of the electrical storage device without lug, condition is：Heat-resisting
Property the face of resin bed side and the face of thermoplastic resin layer side both upper easily peelable portion is set；Or on the face of thermoplastic resin side
Multiple easily peelable portions are set.
[constituent material of lamination exterior component and electrical storage device]
Although the utility model does not limit the material of lamination exterior component, can enumerate as the following material of preferred material
Material.
(metal foil)
The metal foil 11 undertakes the effect that the barrier properties for gases for preventing oxygen, moisture from invading is assigned to lamination exterior component 1,2.
In addition, during by the use of metal foil 11 as conducting portion, using the good metal foil of electric conductivity.For example, aluminium foil, Copper Foil, nickel can be enumerated
Paper tinsel, stainless steel foil or their cladding (clad) paper tinsel, their annealing paper tinsel or unannealed paper tinsel etc..In addition, it is also preferred that using use
The conductive metals such as nickel, tin, copper, chromium carry out the metal foil electroplated, such as electroplated aluminium foil.In addition, the metal foil
11 thickness is preferably 7~150 μm.
Additionally, it is preferred that forming chemical conversion epithelium in above-mentioned metal foil 11.The chemical conversion epithelium is by gold
The epithelium that category paper tinsel surface is implemented chemical conversion treatment and formed, by implementing such chemical conversion treatment, can be substantially prevented from
By the corrosion caused by content (electrolyte etc.) to metal foil surface.For example by carrying out following treatment, metal foil is implemented
Chemical conversion treatment.That is, be coated with the surface of the metal foil after carrying out ungrease treatment it is following 1)~3) in any one is water-soluble
Liquid, is then dried, and thus implements chemical conversion treatment,
1) comprising phosphoric acid；
Chromic acid；And
Selected from the mixed of at least one compound in the group being made up of the slaine of fluoride and the non-metal salt of fluoride
The aqueous solution of compound
2) comprising phosphoric acid；
Selected from least one in the group being made up of acrylic resin, chitosan derivative resin and phenolic resinoid
Resin；And
Selected from the aqueous solution of the mixture of at least one compound in the group being made up of chromic acid and chromium (III) salt
3) comprising phosphoric acid；
Selected from least one in the group being made up of acrylic resin, chitosan derivative resin and phenolic resinoid
Resin；
Selected from least one compound in the group being made up of chromic acid and chromium (III) salt；And
Selected from the mixed of at least one compound in the group being made up of the slaine of fluoride and the non-metal salt of fluoride
The aqueous solution of compound.
On the chemical conversion epithelium, as chromium adhesion amount (each one side), preferably 0.1mg/m2~50mg/m2, especially
It is preferred that 2mg/m2~20mg/m2。
(heat-resistant resin layer)
Used as the heat-resistant resin for constituting heat-resistant resin layer 13, it is heat-resisting that heat-sealing temperature when being used in heat-sealing is not melted
Property resin.As above-mentioned heat-resistant resin, fusing point is preferably used than constituting the thermoplastic resin of above-mentioned thermoplastic resin layer 15
The heat-resistant resin that more than 10 DEG C high of fusing point, particularly preferably uses the heat-resisting of more than 20 DEG C higher than the fusing point of thermoplastic resin of fusing point
Property resin.For example, it is preferable to use stretched polyamide film (tensile nylon film etc.) or oriented polyester film.Wherein, particularly preferably use
Biaxial stretching polyamide film (biaxial stretch-formed nylon membrane etc.), biaxial stretch-formed polybutylene terephthalate (PBT) (PBT) film, twin shaft draw
Stretch polyethylene terephthalate (PET) film or biaxial stretch-formed PEN (PEN) film.Need explanation
It is that above-mentioned heat-resistant resin layer 13 can both be formed with individual layer, or, for example can also be with by oriented polyester film/stretching polyamides
The multilayer (multilayer formed by stretching PET film/tensile nylon film etc.) that amine film is formed is formed.The thickness of above-mentioned heat-resistant resin layer 13
Degree is preferably 20 μm~100 μm.
In addition, for the binding agent of the first adhesive layer 12 of the composition above-mentioned heat-resistant resin layer 13 of laminating, preferably
Using selected from by polyester-polyurethane system bonding agent (Polyester-urethane) and polyether-polyurethane (Polyether-
Urethane) be binding agent composition group at least one binding agent.The thickness of above-mentioned first adhesive layer 12 preferably sets
It is 0.5 μm~5 μm.
(thermoplastic resin layer)
Thermoplastic resin on constituting thermoplastic resin layer 15, the unstretching film for preferably being formed by following thermoplastic resins
Constitute, the thermoplastic resin is selected from by polyethylene, polypropylene, olefinic copolymer, their acid modifier and from poly-
At least one in the group of thing composition.The thickness of the thermoplastic resin layer 15 is preferably set to 20 μm~150 μm of scope.
In addition, for the binding agent of the second adhesive layer 14 of the composition above-mentioned thermoplastic resin layer 15 of laminating, preferably
It is the layer formed by olefines binding agent.Using two-solution curing type olefines binding agent when, can be substantially prevented from by because electrolysis
The caking property reduction for being expanded caused by liquid and being caused.The thickness of above-mentioned second adhesive layer 14 is preferably set to 0.5 μm~5 μm.
(cell device)
In above-mentioned cell device 70, side of the positive electrode metal foil 71 preferably uses the hard or soft aluminium that thickness is 7~50 μm
Paper tinsel, negative side metal foil 72 preferably uses the Copper Foil that thickness is 7~50 μm, and other can also use aluminium foil, titanium foil, stainless steel
Paper tinsel.In addition, as dividing plate 73, can enumerate polyethylene dividing plate, polypropylene dividing plate, by multilayer film (its by polyethylene film and
Polypropylene screen is formed) formed dividing plate, or by be coated with these resin-made dividing plates ceramics etc. heat resistant inorganic thing it is wet
Dividing plate that the multiple aperture plasma membrane of formula or dry type is constituted etc..The thickness of the dividing plate 73 is preferably set to 5 μm~50 μm.
In above-mentioned cell device 75, for positive active material portion 76, by such as PVDF (Kynoar),
Salt is with the addition of in the adhesives such as SBR (styrene butadiene ribber), CMC (sanlose etc.), PAN (polyacrylonitrile)
Blend compositions of (for example, cobalt acid lithium, lithium nickelate, LiFePO4, LiMn2O4 etc.) etc. are formed.Above-mentioned positive active material
The thickness in portion 76 is preferably set to 2 μm~300 μm.Can also in the positive active material portion 76 further containing carbon black,
The conductive adjuvants such as CNT (CNT).In addition, as negative electrode active material portion 77, by such as PVDF, SBR, CMC, PAN
Deng the blend compositions that additive (for example, graphite, lithium titanate, Si classes alloy, tin class alloy etc.) is with the addition of in adhesive
Deng formation.The thickness in the negative electrode active material portion 77 is preferably set to 1 μm~300 μm.Can also be in the negative electrode active material
Further contain the conductive adjuvants such as carbon black, CNT (CNT) in matter portion 77.
Additionally, in any type of cell device 70,75, as dividing plate 73, can preferably use polyethylene system every
Plate, polypropylene dividing plate, the dividing plate formed by multilayer film (it is formed by polyethylene film and polypropylene screen), or by these
Dividing plate that the wet type of heat resistant inorganic thing or the multiple aperture plasma membrane of dry type of ceramics etc. are constituted etc. is coated with resin-made dividing plate.
The application advocates the Japan patent application Patent 2015-163334 to be filed an application for 21st in August in 2015
Based on priority, the disclosure of which directly constitutes the part of the application.
It must be recognized that term used herein and performance are used to illustrate, be not configured to limited explanation and make
With, any equipollent of feature item depicted herein and described should not be also excluded, also allow claim of the present utility model
In the range of various modifications.
Industrial applicability
Lamination exterior component of the present utility model can be suitable as removing a part for resin bed and making what metal foil was exposed
Exterior body material.
Claims (5)
1. a kind of lamination exterior component, it is characterised in that be fitted with via the first adhesive layer on the first face of metal foil heat-resisting
Property resin bed, and via the second adhesive layer be fitted with thermoplastic resin layer on the second surface, in the heat-resistant resin layer and
It is easily peelable that at least one party in thermoplastic resin layer is provided with that the cutting line for being cut into and being formed by the resin bed surrounded
Portion.
2. it is as claimed in claim 1 to be laminated exterior component, it is characterised in that crawl drawing is installed in the easily peelable portion
Piece.
3. lamination exterior component as claimed in claim 1 or 2, it is characterised in that in the resin bed with the easily peelable portion and
In adhesive layer between metal foil, the binding agent that uncoated binding agent is provided with immediately below the easily peelable portion is uncoated
Portion.
4. it is as claimed in claim 3 to be laminated exterior component, it is characterised in that to be formed with bonding on the second face of the metal foil
The uncoated portion of agent, and assign active material in the uncoated portion of the binding agent.
5. a kind of electrical storage device, it is characterised in that possess
Cell device, the dividing plate that the cell device has positive element, minus polarity element and is configured between them；With
Exterior body, in the exterior body, exterior components relative to each other, institute in the way of thermoplastic resin layer is inner side is laminated by 2
Lamination exterior component is stated to be fitted with heat-resistant resin layer on the first face of metal foil and be fitted with thermoplastic resin on the second surface
Layer, melts and seals so as to form the storage battery unit between being laminated exterior component at 2 by by the thermoplastic resin layer
The cell device room of part,
The lamination exterior component is being removed towards the easily peelable portion in cell device room for the lamination exterior component described in claim 1
The exterior component that the easily peelable portion go, being arranged on the outer surface of exterior body is not removed and remains；
In the cell device room, metal foil and the positive element and minus polarity element of each lamination exterior component are turned on.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015163334A JP2017041390A (en) | 2015-08-21 | 2015-08-21 | Laminate exterior material |
| JP2015-163334 | 2015-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206194875U true CN206194875U (en) | 2017-05-24 |
Family
ID=58208823
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620913379.XU Active CN206194875U (en) | 2015-08-21 | 2016-08-19 | Piece and power storage device are adorned outward to lamination |
| CN201610696447.6A Pending CN106469824A (en) | 2015-08-21 | 2016-08-19 | Lamination exterior component and electrical storage device |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610696447.6A Pending CN106469824A (en) | 2015-08-21 | 2016-08-19 | Lamination exterior component and electrical storage device |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2017041390A (en) |
| KR (1) | KR20170022900A (en) |
| CN (2) | CN206194875U (en) |
| TW (1) | TW201709589A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110534647A (en) * | 2019-08-28 | 2019-12-03 | 云谷（固安）科技有限公司 | Flexible substrate, display base plate and display panel |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6649099B2 (en) * | 2016-02-04 | 2020-02-19 | 昭和電工パッケージング株式会社 | Laminate packaging material |
| KR102325036B1 (en) | 2018-08-29 | 2021-11-11 | 주식회사 엘지에너지솔루션 | The Pouch Type Secondary Battery And The Pouch For The Secondary Battery |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6118833U (en) * | 1984-07-06 | 1986-02-03 | 凸版印刷株式会社 | Electromagnetic shielding material |
| JPS61229557A (en) * | 1985-04-05 | 1986-10-13 | 北海製罐株式会社 | Manufacture of vessel cover material |
| JP3632054B2 (en) * | 1997-04-28 | 2005-03-23 | 株式会社リコー | Secondary battery |
| JP4280609B2 (en) * | 2003-11-25 | 2009-06-17 | 株式会社メイワパックス | Package and method for producing the same |
| JP2006137445A (en) * | 2004-11-11 | 2006-06-01 | Dainippon Printing Co Ltd | Easily unsealable packaging bag |
| JP4899915B2 (en) * | 2007-02-19 | 2012-03-21 | 大日本印刷株式会社 | Strip packaging |
| US8506165B2 (en) | 2008-01-15 | 2013-08-13 | Hosokawa Yoko Co., Ltd. | Easily openable packaging bag |
| JP5840923B2 (en) * | 2011-11-07 | 2016-01-06 | 昭和電工パッケージング株式会社 | Battery exterior body, method for producing battery exterior body, and lithium secondary battery |
| JP6146953B2 (en) * | 2012-01-31 | 2017-06-14 | 昭和電工パッケージング株式会社 | Battery exterior material and lithium secondary battery |
| US9178200B2 (en) * | 2012-05-18 | 2015-11-03 | 24M Technologies, Inc. | Electrochemical cells and methods of manufacturing the same |
| JP6626258B2 (en) * | 2014-04-07 | 2019-12-25 | 昭和電工パッケージング株式会社 | Manufacturing method of laminate exterior material |
| JP6694246B2 (en) * | 2014-08-18 | 2020-05-13 | 昭和電工パッケージング株式会社 | Thin electricity storage device and manufacturing method thereof |
-
2015
- 2015-08-21 JP JP2015163334A patent/JP2017041390A/en active Pending
-
2016
- 2016-08-02 TW TW105124453A patent/TW201709589A/en unknown
- 2016-08-16 KR KR1020160103584A patent/KR20170022900A/en unknown
- 2016-08-19 CN CN201620913379.XU patent/CN206194875U/en active Active
- 2016-08-19 CN CN201610696447.6A patent/CN106469824A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110534647A (en) * | 2019-08-28 | 2019-12-03 | 云谷（固安）科技有限公司 | Flexible substrate, display base plate and display panel |
| CN110534647B (en) * | 2019-08-28 | 2023-12-26 | 云谷（固安）科技有限公司 | Flexible substrate, display substrate and display panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106469824A (en) | 2017-03-01 |
| TW201709589A (en) | 2017-03-01 |
| KR20170022900A (en) | 2017-03-02 |
| JP2017041390A (en) | 2017-02-23 |
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Address after: Shiga Patentee after: Lesonac Packaging Co.,Ltd. Address before: Kanagawa Patentee before: SHOWA DENKO PACKAGING Co. |
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| CP01 | Change in the name or title of a patent holder | ||
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Address after: Shiga Patentee after: Lishennoco Packaging Co.,Ltd. Address before: Shiga Patentee before: Lesonac Packaging Co.,Ltd. |