CN205004357U - Polymer lithium ion battery packs mantle - Google Patents
Polymer lithium ion battery packs mantle Download PDFInfo
- Publication number
- CN205004357U CN205004357U CN201520614044.3U CN201520614044U CN205004357U CN 205004357 U CN205004357 U CN 205004357U CN 201520614044 U CN201520614044 U CN 201520614044U CN 205004357 U CN205004357 U CN 205004357U
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- China
- Prior art keywords
- ion battery
- layer
- mantle
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- model
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- 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.)
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- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 24
- 229920000642 polymer Polymers 0.000 title claims abstract description 18
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title abstract description 10
- 239000004743 Polypropylene Substances 0.000 claims abstract description 35
- -1 polypropylene Polymers 0.000 claims abstract description 35
- 229920001155 polypropylene Polymers 0.000 claims abstract description 33
- 239000011248 coating agent Substances 0.000 claims abstract description 24
- 238000000576 coating method Methods 0.000 claims abstract description 24
- 239000010410 layer Substances 0.000 claims abstract description 24
- 239000004677 Nylon Substances 0.000 claims abstract description 15
- 229920001778 nylon Polymers 0.000 claims abstract description 15
- 239000005030 aluminium foil Substances 0.000 claims abstract description 12
- 239000012790 adhesive layer Substances 0.000 claims abstract description 10
- 230000004048 modification Effects 0.000 claims description 11
- 238000012986 modification Methods 0.000 claims description 11
- 238000004806 packaging method and process Methods 0.000 claims description 11
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000012856 packing Methods 0.000 abstract description 3
- 239000012785 packaging film Substances 0.000 abstract description 2
- 229920006280 packaging film Polymers 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 239000012528 membrane Substances 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- 239000000463 material Substances 0.000 description 10
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 8
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000005518 polymer electrolyte Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- RELMFMZEBKVZJC-UHFFFAOYSA-N 1,2,3-trichlorobenzene Chemical class ClC1=CC=CC(Cl)=C1Cl RELMFMZEBKVZJC-UHFFFAOYSA-N 0.000 description 2
- IMSODMZESSGVBE-UHFFFAOYSA-N 2-Oxazoline Chemical compound C1CN=CO1 IMSODMZESSGVBE-UHFFFAOYSA-N 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 150000008065 acid anhydrides Chemical class 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229920003180 amino resin Polymers 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 125000004855 decalinyl group Chemical group C1(CCCC2CCCCC12)* 0.000 description 2
- WUFQLZTXIWKION-UHFFFAOYSA-N deoxypeganine perchlorate Natural products C1C2=CC=CC=C2N=C2N1CCC2 WUFQLZTXIWKION-UHFFFAOYSA-N 0.000 description 2
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 description 2
- 125000003700 epoxy group Chemical group 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 150000002989 phenols Chemical class 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 229920000768 polyamine Polymers 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 239000005056 polyisocyanate Substances 0.000 description 2
- 229920001228 polyisocyanate Polymers 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 1
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- VYQRBKCKQCRYEE-UHFFFAOYSA-N ctk1a7239 Chemical compound C12=CC=CC=C2N2CC=CC3=NC=CC1=C32 VYQRBKCKQCRYEE-UHFFFAOYSA-N 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009459 flexible packaging Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000007719 peel strength test Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
Landscapes
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model relates to a polymer lithium ion battery packs mantle, including polypropylene coating, aluminium foil layer, adhesive layer, modified nylon layer, this membrane has a lamellar structure, the packing mantle is by interior polypropylene coating, aluminium foil layer, adhesive layer, the modified nylon layer of being in proper order outside to. The utility model discloses an original polypropylene resin of polypropylene coating replacement, the process efficiency of can effectively improving production, the technology is simple, and product comprehensive properties is good, can satisfy the requirement of polymer lithium ion battery packaging film.
Description
Technical field
The utility model relates to battery packaging material field, particularly a kind of polymer Li-ion battery packaging mantle.
Background technology
As everyone knows, lithium ion battery is widely used in every field.Lithium ion battery is different according to its all electrolyte, can be divided into liquid lithium ionic cell (LIB) and polymer Li-ion battery (PLB) or plastic lithium-ion battery (PLB).Mainly electrolyte is different in the difference of polymer Li-ion battery and liquid lithium ionic cell, positive and negative electrode material all can adopt same material, as optional in positive electrode cobalt acid lithium, LiMn2O4, ternary material and LiFePO 4 material, the optional graphite of negative pole, liquid lithium ionic cell uses liquid electrolyte, polymer lithium ion battery electrolyte is solid polymer electrolyte, and this electrolyte can be dry state also can be colloidal state, and now applying more is gel-form solid polymer electrolyte.
Gel-form solid polymer electrolyte lithium ion battery by adding the additives such as plasticizer in solid polymer electrolyte, thus reaches raising ionic conductivity, ensures that battery can use at normal temperatures.Polymer Li-ion battery is compared with liquid lithium ionic cell, polymer Li-ion battery has can thin type, the advantages such as arbitrary areaization and arbitrary shape, miniaturization can be had, thin type, light-weighted feature, when external packing adopts polymer Li-ion battery flexible packaging film, the specific capacity of battery is obviously improved, the quality of polymer Li-ion battery wrapping film directly affects the specific capacity of battery, usual wrapping film need have excellent barrier, extension mouldability, the correlated performances such as heat sealability and solvent resistant dissolving, how to improve manufacturing process and the technology of aluminum plastic film, the quality level improving aluminum plastic film is the technical problem that lithium ion battery external packing industry is extremely concerned about always.
Summary of the invention
For solving the problems of the technologies described above, the utility model provides a kind of polymer Li-ion battery to pack mantle.This packaging mantle has excellent barrier property, heat sealability and ductility, can meet lithium ion battery to wrapping film material performance requirement, and this mantle manufacturing process is simple simultaneously, can be applicable to the packaging being applied to polymer Li-ion battery.
The technical solution of the utility model is: a kind of polymer Li-ion battery packaging mantle, comprise polypropylene coating, aluminium foil layer, adhesive layer, modification of nylon layer, this film has layer structure, and described packaging mantle is followed successively by polypropylene coating, aluminium foil layer, adhesive layer, modification of nylon layer from inside to outside.
As a kind of preferred version of the present utility model, in described polypropylene coating, material is made up of polypropylene, adhesive solidification agent and vehicle substance.
As a kind of preferred version of the present utility model, the thickness of described polypropylene coating is 1-20 μm.
As a kind of preferred version of the present utility model, in described polypropylene coating, polypropylene and curing agent and solvent ratios are 90/10-50/50.
As a kind of preferred version of the present utility model, in described polypropylene coating, polypropylene is polypropylene micro mist, and particle diameter is 1-100 μm.
As a kind of preferred version of the present utility model, in described polypropylene coating, curing agent is one in epoxies curing agent, polyisocyanates, polyamine, polyhydric phenols, acid anhydrides, amino resins, hydroxyalkyl amide, oxazoline or combination.
As a kind of preferred version of the present utility model, in described polypropylene coating solvent be that ethyl acetate, dimethylbenzene, toluene, chloroform, trichloro-benzenes, decahydronaphthalenes, tetrahydro are resistance to, one in cyclohexane, DBP, DOP, ethylene glycol, ortho-xylene, oxolane or combination.
As a kind of preferred version of the present utility model, in described modification of nylon layer, material is by the one or more combination in nylon and PET, PP, PE, POE, and nylon and material modified mixed and modified ratio are 99/1-10/90.
After adopting technique scheme, the beneficial effects of the utility model are: first, and the utility model adopts polypropylene coating to replace acrylic resin, is compound to aluminium foil surface technique simpler; Secondly, in the utility model, polypropylerie paint is compared with acrylic resin, and manufacture process does not need interval roll change, one-step synthesis, and defective goods rate reduces greatly, can save raw material and product cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein, 1 is polypropylene coating; 2 aluminium foil layers; 3 is adhesive layer; 4 is modification of nylon layer.
Embodiment
Below in conjunction with embodiment, illustrate the utility model further.
Embodiment
As shown in Figure 1, the utility model provides a kind of polymer Li-ion battery packaging mantle, comprise polypropylene coating 1, aluminium foil layer 2, adhesive layer 3, modification of nylon layer 4, this film has layer structure, and described packaging mantle is followed successively by polypropylene coating 1, aluminium foil layer 2, adhesive layer 3, modification of nylon layer 4 from inside to outside.
In described polypropylene coating 1, material is made up of polypropylene, adhesive solidification agent and vehicle substance.
The thickness of described polypropylene coating 1 is 1-20 μm.
In described polypropylene coating 1, polypropylene and curing agent and solvent ratios are 90/10-50/50.
In described polypropylene coating 1, polypropylene is polypropylene micro mist, and particle diameter is 1-100 μm.
In described polypropylene coating 1, curing agent is one in epoxies curing agent, polyisocyanates, polyamine, polyhydric phenols, acid anhydrides, amino resins, hydroxyalkyl amide, oxazoline or combination.
In described polypropylene coating 1 solvent be that ethyl acetate, dimethylbenzene, toluene, chloroform, trichloro-benzenes, decahydronaphthalenes, tetrahydro are resistance to, one in cyclohexane, DBP, DOP, ethylene glycol, ortho-xylene, oxolane or combination.
Aluminium foil in described aluminium foil layer 2 needs Passivation Treatment, and thickness is 30-80 μm.
In described adhesive layer 3, polyurethane adhesive selected by adhesive, and thickness is 3-30 μm.
In described modification of nylon layer 4, material is by the one or more combination in nylon and PET, PP, PE, POE, and nylon and material modified mixed and modified ratio are 99/1-10/90.
Product of the present utility model reaches following index through mensuration:
1. peel strength test: electrolyte soaks 85 DEG C, 7 days, and film interlaminar strength is more than or equal to 8N/15mm;
2. permeability resistance test: soak 14 days in the water of 60 DEG C, without layering, weight change is less than 0.05 gram.
3. deep drawability test, the deep-draw degree of depth reaches more than 6mm.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (2)
1. a polymer Li-ion battery packaging mantle, it is characterized in that, comprise polypropylene coating, aluminium foil layer, adhesive layer, modification of nylon layer, this film has layer structure, and described packaging mantle is followed successively by polypropylene coating, aluminium foil layer, adhesive layer, modification of nylon layer from inside to outside.
2., according to a kind of polymer Li-ion battery packaging mantle described in claim 1, it is characterized in that, the thickness of described polypropylene coating is 1-20 μm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520614044.3U CN205004357U (en) | 2015-08-16 | 2015-08-16 | Polymer lithium ion battery packs mantle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520614044.3U CN205004357U (en) | 2015-08-16 | 2015-08-16 | Polymer lithium ion battery packs mantle |
Publications (1)
Publication Number | Publication Date |
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CN205004357U true CN205004357U (en) | 2016-01-27 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201520614044.3U Active CN205004357U (en) | 2015-08-16 | 2015-08-16 | Polymer lithium ion battery packs mantle |
Country Status (1)
Country | Link |
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CN (1) | CN205004357U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105140428A (en) * | 2015-08-16 | 2015-12-09 | 苏州锂盾储能材料技术有限公司 | Polymer soft packaging film for lithium-ion battery |
TWI726663B (en) * | 2019-09-27 | 2021-05-01 | 明基材料股份有限公司 | Composite packaging material for lithium battery |
-
2015
- 2015-08-16 CN CN201520614044.3U patent/CN205004357U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105140428A (en) * | 2015-08-16 | 2015-12-09 | 苏州锂盾储能材料技术有限公司 | Polymer soft packaging film for lithium-ion battery |
TWI726663B (en) * | 2019-09-27 | 2021-05-01 | 明基材料股份有限公司 | Composite packaging material for lithium battery |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: No. 759, Zhizhou Avenue, Huaxi Street, Changxing County, Huzhou City, Zhejiang Province 313000 Patentee after: Zhejiang Lidun Energy Storage Material Technology Co.,Ltd. Country or region after: China Address before: No. 6, Anmin Road, East Bridge, Huangdai Town, Xiangcheng District, Suzhou City, Jiangsu Province, 215152 Patentee before: SUZHOU LIDUN ENERGY STORAGE MATERIAL TECHNOLOGY Co.,Ltd. Country or region before: China |