CN104966800A - Functional composite packaging aluminum plastic film for lithium battery - Google Patents
Functional composite packaging aluminum plastic film for lithium battery Download PDFInfo
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- CN104966800A CN104966800A CN201510408620.3A CN201510408620A CN104966800A CN 104966800 A CN104966800 A CN 104966800A CN 201510408620 A CN201510408620 A CN 201510408620A CN 104966800 A CN104966800 A CN 104966800A
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- Prior art keywords
- layer
- plastic film
- aluminum plastic
- composite packaging
- lithium battery
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 40
- 239000002985 plastic film Substances 0.000 title claims abstract description 34
- 229920006255 plastic film Polymers 0.000 title claims abstract description 34
- 239000002131 composite material Substances 0.000 title claims abstract description 21
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 19
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 16
- 239000010410 layer Substances 0.000 claims abstract description 65
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000004743 Polypropylene Substances 0.000 claims abstract description 24
- 229920001155 polypropylene Polymers 0.000 claims abstract description 24
- -1 polypropylene Polymers 0.000 claims abstract description 23
- 239000011247 coating layer Substances 0.000 claims abstract description 21
- 239000002105 nanoparticle Substances 0.000 claims abstract description 17
- 239000004677 Nylon Substances 0.000 claims abstract description 14
- 229920001778 nylon Polymers 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000005030 aluminium foil Substances 0.000 claims description 21
- 238000007306 functionalization reaction Methods 0.000 claims description 15
- 239000012790 adhesive layer Substances 0.000 claims description 14
- 229920001577 copolymer Polymers 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 150000001925 cycloalkenes Chemical class 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 6
- 229920002313 fluoropolymer Polymers 0.000 claims description 6
- 229920000768 polyamine Polymers 0.000 claims description 6
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 3
- 239000002033 PVDF binder Substances 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 150000008065 acid anhydrides Chemical class 0.000 claims description 3
- 150000001298 alcohols Chemical class 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 3
- 125000003118 aryl group Chemical group 0.000 claims description 3
- 239000001110 calcium chloride Substances 0.000 claims description 3
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 3
- 239000003610 charcoal Substances 0.000 claims description 3
- 238000007334 copolymerization reaction Methods 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 150000002576 ketones Chemical class 0.000 claims description 3
- 150000002632 lipids Chemical class 0.000 claims description 3
- 150000007524 organic acids Chemical class 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 abstract description 7
- 238000000576 coating method Methods 0.000 abstract description 7
- 239000003792 electrolyte Substances 0.000 abstract description 7
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 abstract description 6
- 239000011888 foil Substances 0.000 abstract description 6
- 239000011230 binding agent Substances 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 239000002253 acid Substances 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract 2
- 150000007513 acids Chemical class 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 238000004146 energy storage Methods 0.000 description 6
- 229910001416 lithium ion Inorganic materials 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 5
- 239000012785 packaging film Substances 0.000 description 4
- 229920006280 packaging film Polymers 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000003851 corona treatment Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000007719 peel strength test Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- 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
- 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
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Laminated Bodies (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention relates to a functional composite packaging aluminum plastic film for a lithium battery. The functional composite packaging aluminum plastic film comprises a modified polypropylene layer, a nanopartice layer, a first binder layer, a fluorocarbon coating layer, an aluminum foil layer, a second binder layer and a nylon layer, wherein the aluminum plastic film is formed by sequentially laminating the modified polypropylene layer, the nanopartice layer, the first binder layer, the fluorocarbon coating layer, the aluminum foil layer, the second binder layer and the nylon layer from inside to outside. According to the functional composite packaging aluminum plastic film disclosed by the invention, due to the fact that the nanoparticle layer with high water absorptivity is added, the condition that water vapor enters into electrolyte to generate corrosive acids such as hydrofluoric acid and other gases can be effectively inhibited, and further the comprehensive barrier property of the aluminum plastic film is improved; besides, an inner layer of an aluminum foil in the aluminum plastic film is coated with fluorocarbon coating, so that the corrosion of the electrolyte to the aluminum foil can be effectively resisted, and the corrosion resisting property of the aluminum foil is enhanced. The functional composite packaging aluminum plastic film disclosed by the invention is produced by adopting a multilayer bonding and laminating composite technique, is simple in processing and easy to implement, and has excellent barrier property, heat sealing property, extending property and corrosion resisting property.
Description
Technical field
The present invention relates to battery packaging material field, particularly a kind of lithium battery composite packaging functionalization aluminum plastic film.
Background technology
Along with the quick popularization and application of energy storage electronic product, mobile phone, electronic traffic etc., the application quantity demand of energy-storage battery also increases fast in recent years, in energy-storage battery polymer Li-ion battery because its cycle-index is many, the advantage such as the large and long service life of energy density, become one of most widely used energy-storage battery in energy storage industry.
Polymer Li-ion battery is the Main way of following lithium-ion energy storage battery application; polymer Li-ion battery formed primarily of electrode, electrolyte, barrier film and packaging film; the effect of packaging film is mainly in order to protect the electrolyte in polymer battery not invade and harass by extraneous wet gas environments; produce hydrofluoric acid and other gases, thus the performance quality requirements of packaging film is very high.The packaging film that industry interpolymer lithium ion battery is applied at present is also known as aluminum plastic film, the composite material that it is made up of aluminium foil and other macromolecule polymer materials, require that there is excellent barrier, ductility and heat sealability, but domestic at present also do not have corresponding high-quality and meet polymer Li-ion battery to apply the aluminum plastic film appearance required, domestic aluminum plastic film market is also mainly several aluminum plastic film production companies of Japan and monopolizes, and essential core problem or barrier do not reach enterprise requirements needed for battery.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of lithium battery composite packaging functionalization aluminum plastic film.This aluminum plastic film has excellent barrier property, heat sealability, ductility and decay resistance.
Technical scheme of the present invention is: a kind of lithium battery composite packaging functionalization aluminum plastic film, comprise modified polypropene layer, nanoparticle layers, the first adhesive layer, fluorocarbon coating layer, aluminium foil layer, the second adhesive layer, nylon layer, described aluminum plastic film stacks gradually described modified polypropene layer, nanoparticle layers, the first adhesive layer, fluorocarbon coating layer, aluminium foil layer, the second adhesive layer, nylon layer from inside to outside.
As a preferred embodiment of the present invention, the material of described modified polypropene layer is polypropylene and cycloolefin analog copolymer co-extrusion or cycloolefin analog copolymer, polypropylene, polyethylene three co-extrusion; The thickness of described modified polypropene layer is 15 ~ 85 μm.
As a preferred embodiment of the present invention, the material of described nanoparticle layers is one or more combinations in nanoscale silica gel, alumina in Nano level, nanoscale calcium chloride, nano level active charcoal.
As a preferred embodiment of the present invention, the thickness of described nanoparticle layers is 1 ~ 5 μm.
As a preferred embodiment of the present invention, the thickness of described fluorocarbon coating layer is 1 ~ 20 μm.
As a preferred embodiment of the present invention, described fluorocarbon coating layer is made up of fluorocarbon polymer, solvent and curing agent; Described fluorocarbon polymer is one or more combinations in polytetrafluoroethylene, poly(perfluoropropene), polyvinylidene fluoride, PVF-vinyl ether co-polymer, PVF-vinyl acetate co-polymer, PVF-multi-copolymerization resin.
As a preferred embodiment of the present invention, the solvent in described fluorocarbon coating layer is one or more combinations in ester class, aromatic hydrocarbons, lipid, ketone, water, alcohols solvent.
As a preferred embodiment of the present invention, the curing agent in described fluorocarbon coating layer is one or more combinations of aliphatic diamine and polyamines, aromatic polyamine, organic acid, acid anhydrides.
As a preferred embodiment of the present invention, the material of described aluminium foil layer is aluminium foil, and the thickness of described aluminium foil layer is 30 ~ 100 μm.
After adopting technique scheme, the invention has the beneficial effects as follows:
First, the present invention with the addition of bibulous nanoparticle layers, effectively can resist steam and enter caustic acid and other gases such as electrolyte generation hydrofluoric acid, improve the materials with high barrier property of aluminum plastic film; Secondly, in aluminum plastic film, aluminum foil inner layer coating fluorocarbon coating effectively can resist the corrosion of electrolyte to aluminium foil, enhances the anticorrosive function of aluminium foil.The present invention adopts laminated, lamination complex technique to produce, and processing is simple, easily realizes, and has excellent barrier property, heat sealability, ductility and decay resistance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Wherein, 1 is modified polypropene layer; 2 is nanoparticle layers; 3 is the first adhesive layer; 4 is fluorocarbon coating layer; 5 is aluminium foil layer; 6 is the second adhesive layer; 7 is nylon layer.
Embodiment
In order to make objects and advantages of the present invention clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in Figure 1, the invention provides a kind of lithium battery composite packaging functionalization aluminum plastic film, comprise modified polypropene layer 1, nanoparticle layers 2, first adhesive layer 3, fluorocarbon coating layer 4, aluminium foil layer 5, second adhesive layer 6, nylon layer 7, described aluminum plastic film stacks gradually described modified polypropene layer 1, nanoparticle layers 2, first adhesive layer 3, fluorocarbon coating layer 4, aluminium foil layer 5, second adhesive layer 6, nylon layer 7 from inside to outside.
The material of described modified polypropene layer 1 is polypropylene and cycloolefin analog copolymer co-extrusion or cycloolefin analog copolymer, polypropylene, polyethylene three co-extrusion; The thickness of described modified polypropene layer 1 is 15 ~ 85 μm.
The material of described nanoparticle layers 2 is one or more combinations in nanoscale silica gel, alumina in Nano level, nanoscale calcium chloride, nano level active charcoal.The thickness of described nanoparticle layers 2 is 1 ~ 5 μm, is preferably 3 μm.
The thickness of described fluorocarbon coating layer 4 is 1 ~ 20 μm.Described fluorocarbon coating layer 4 is made up of fluorocarbon polymer, solvent and curing agent; Described fluorocarbon polymer is one or more combinations in polytetrafluoroethylene, poly(perfluoropropene), polyvinylidene fluoride, PVF-vinyl ether co-polymer, PVF-vinyl acetate co-polymer, PVF-multi-copolymerization resin.Solvent in described fluorocarbon coating layer 4 is one or more combinations in ester class, aromatic hydrocarbons, lipid, ketone, water, alcohols solvent.Curing agent in described fluorocarbon coating layer 4 is one or more combinations of aliphatic diamine and polyamines, aromatic polyamine, organic acid, acid anhydrides.
The material of described aluminium foil layer 5 is aluminium foil, and the thickness of described aluminium foil layer 5 is 30 ~ 100 μm.The material of described nylon layer 7 is nylon, and the thickness of described nylon layer 7 is preferably 3 ~ 30 μm.The method of manufacturing technology step of this functionalization aluminum plastic film is as follows:
1. pair aluminium foil layer coating fluorocarbon coating;
2. modified polypropene film, nylon membrane are carried out plasma corona treatment;
3. spray one deck nano particle at the one side of modified polypropene film;
4. the modified polypropene of spraying nano particle, the aluminium foil of coating fluorocarbon coating, nylon membrane are carried out lamination compound, drying under binding agent, obtain aluminum plastic film finished product.
Product of the present invention 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. have and good rush dark performance.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. a lithium battery composite packaging functionalization aluminum plastic film, it is characterized in that, comprise modified polypropene layer, nanoparticle layers, the first adhesive layer, fluorocarbon coating layer, aluminium foil layer, the second adhesive layer, nylon layer, described aluminum plastic film stacks gradually described modified polypropene layer, nanoparticle layers, the first adhesive layer, fluorocarbon coating layer, aluminium foil layer, the second adhesive layer, nylon layer from inside to outside.
2. according to the lithium battery composite packaging functionalization aluminum plastic film described in claim 1, it is characterized in that, the material of described modified polypropene layer is polypropylene and cycloolefin analog copolymer co-extrusion or cycloolefin analog copolymer, polypropylene, polyethylene three co-extrusion; The thickness of described modified polypropene layer is 15 ~ 85 μm.
3. according to the lithium battery composite packaging functionalization aluminum plastic film described in claim 1, it is characterized in that, the material of described nanoparticle layers is one or more combinations in nanoscale silica gel, alumina in Nano level, nanoscale calcium chloride, nano level active charcoal.
4. according to the lithium battery composite packaging functionalization aluminum plastic film described in claim 2, it is characterized in that, the thickness of described nanoparticle layers is 1 ~ 5 μm.
5. according to the lithium battery composite packaging functionalization aluminum plastic film described in claim 1, it is characterized in that, the thickness of described fluorocarbon coating layer is 1 ~ 20 μm.
6. according to the lithium battery composite packaging functionalization aluminum plastic film described in claim 5, it is characterized in that, described fluorocarbon coating layer is made up of fluorocarbon polymer, solvent and curing agent; Described fluorocarbon polymer is one or more combinations in polytetrafluoroethylene, poly(perfluoropropene), polyvinylidene fluoride, PVF-vinyl ether co-polymer, PVF-vinyl acetate co-polymer, PVF-multi-copolymerization resin.
7. according to the lithium battery composite packaging functionalization aluminum plastic film described in claim 6, it is characterized in that, the solvent in described fluorocarbon coating layer is one or more combinations in ester class, aromatic hydrocarbons, lipid, ketone, water, alcohols solvent.
8. according to the lithium battery composite packaging functionalization aluminum plastic film described in claim 6, it is characterized in that, the curing agent in described fluorocarbon coating layer is one or more combinations of aliphatic diamine and polyamines, aromatic polyamine, organic acid, acid anhydrides.
9. according to the lithium battery composite packaging functionalization aluminum plastic film described in claim 1, it is characterized in that, the material of described aluminium foil layer is aluminium foil, and the thickness of described aluminium foil layer is 30 ~ 100 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510408620.3A CN104966800A (en) | 2015-07-13 | 2015-07-13 | Functional composite packaging aluminum plastic film for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510408620.3A CN104966800A (en) | 2015-07-13 | 2015-07-13 | Functional composite packaging aluminum plastic film for lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104966800A true CN104966800A (en) | 2015-10-07 |
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Family Applications (1)
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| CN201510408620.3A Pending CN104966800A (en) | 2015-07-13 | 2015-07-13 | Functional composite packaging aluminum plastic film for lithium battery |
Country Status (1)
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584151A (en) * | 2015-12-12 | 2016-05-18 | 苏州锂盾储能材料技术有限公司 | High-barrier and high-acid-resisting aluminum-plastic film and preparation method thereof |
| CN106450046A (en) * | 2016-08-30 | 2017-02-22 | 无锡华盈锂能新材有限公司 | Water-resistant and anti-flatulence aluminum-plastic film for packaging lithium battery and preparation method of water-resistant and anti-flatulence aluminum-plastic film |
| CN106935737A (en) * | 2017-03-22 | 2017-07-07 | 苏州市星辰新材料集团有限公司 | A kind of electrolyte packaging film |
| CN107069018A (en) * | 2015-12-03 | 2017-08-18 | 通用汽车环球科技运作有限责任公司 | Addition dries metal oxide or metal nitride particles to improve battery cycle life and power-performance |
| CN109037503A (en) * | 2018-10-31 | 2018-12-18 | 福建巨电新能源股份有限公司 | A kind of polymer Li-ion battery carbon composite membrane |
| CN109263220A (en) * | 2018-11-02 | 2019-01-25 | 苏州锂盾储能材料技术有限公司 | Nonpolar physics anchoring method polymer soft-package battery aluminum plastic film and its manufacturing method |
| CN110527450A (en) * | 2019-08-12 | 2019-12-03 | 东莞东阳光科研发有限公司 | A kind of polypropylene film and preparation method thereof, aluminum plastic film and lithium battery |
| CN114843664A (en) * | 2022-03-29 | 2022-08-02 | 佛山市中技烯米新材料有限公司 | Power battery aluminum plastic film |
| CN115000604A (en) * | 2022-06-24 | 2022-09-02 | 江西永德立新能源有限公司 | Preparation process of aluminum plastic film for lithium battery outer package |
| CN115020878A (en) * | 2022-06-07 | 2022-09-06 | 江苏锦尚新材料有限公司 | Lithium battery aluminum plastic film with moisture absorbing and removing function |
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| CN105584151A (en) * | 2015-12-12 | 2016-05-18 | 苏州锂盾储能材料技术有限公司 | High-barrier and high-acid-resisting aluminum-plastic film and preparation method thereof |
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