CN209224629U - A kind of solid state lithium battery plastic-aluminum packaging film - Google Patents
A kind of solid state lithium battery plastic-aluminum packaging film Download PDFInfo
- Publication number
- CN209224629U CN209224629U CN201822048991.7U CN201822048991U CN209224629U CN 209224629 U CN209224629 U CN 209224629U CN 201822048991 U CN201822048991 U CN 201822048991U CN 209224629 U CN209224629 U CN 209224629U
- Authority
- CN
- China
- Prior art keywords
- layer
- film
- film layer
- lithium battery
- solid state
- 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
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)
- Laminated Bodies (AREA)
Abstract
It include fluorine plastic film layer, polyvinylidene chloride film layer, aluminize ethylene vinyl alcohol copolymer oriented film layer, aluminium foil layer, polyamide laminate film and polyolefm film layer the utility model discloses a kind of solid state lithium battery plastic-aluminum packaging film；The lower surface of polyamide laminate film is arranged in polyolefm film layer；The lower surface of aluminium foil layer is arranged in polyamide laminate film；The lower surface for ethylene vinyl alcohol copolymer oriented film layer of aluminizing is arranged in aluminium foil layer；The lower surface of polyvinylidene chloride film layer is arranged in ethylene vinyl alcohol copolymer oriented film layer of aluminizing；The lower surface of fluorine plastic film layer is arranged in polyvinylidene chloride film layer.The utility model can satisfy solid state lithium battery in weatherability, ageing-resistant, chemical-resistant, flexible, the requirement of puncture resistance, while adhesive layer selects solvent-free glue or water-based glue, more environmentally friendly.
Description
Technical field
The utility model relates to lithium battery packaging film field more particularly to a kind of solid state lithium battery plastic-aluminum packaging films.
Background technique
For solid state lithium battery using solid electrolyte in construction, it also acts as diaphragm in addition to conducting lithium ions
Role, so in solid state lithium battery, electrolyte, electrolytic salt, diaphragm and bonding agent Kynoar etc. all do not need using.Entirely
The advantages of solid state lithium battery be it is highly-safe, various shape can be prepared into, because without inflammable, volatile component, be not present
In the dead of night, simultaneously, inorganic material handles large scale preparation easy to accomplish to meet large scale battery to the features such as temperature resistance can be good
It needs, film can also be prepared into, be easy to minimize lithium battery, it is foldable, it is wearable, solving conventional lithium ion battery energy
Metric density is relatively low and service life partially the two short critical issues while, be expected to thoroughly solve the safety issue of battery, symbol
The following large capacity newcooperative medical system is closed in developing direction such as power vehicle, spacecraft, energy storage.With the development of solid state lithium battery, lithium electricity
Pond packaging film has also gradually obtained the concern in market, and common lithium battery plastic-aluminum packaging film is mainly made of trilaminate material, including
The nylon of outer layer, the aluminium foil of middle layer and the polypropylene film composition of internal layer.
But the structure design of current common lithium battery plastic-aluminum packaging film weatherability, ageing-resistant, chemical-resistant, can
Bendability, puncture resistant, environmental protection aspect have been unable to satisfy the development need of solid state lithium battery.
Summary of the invention
The purpose of this utility model is in view of the defects existing in the prior art, to provide a kind of solid state lithium battery with aluminum-plastic packaged
Film can satisfy solid state lithium battery in weatherability, ageing-resistant, chemical-resistant, flexible, the requirement of puncture resistance, simultaneously
Adhesive layer selects solvent-free glue or water-based glue, more environmentally friendly.
Purpose of the utility model is realized as follows:
A kind of solid state lithium battery plastic-aluminum packaging film of the utility model includes that fluorine plastic film layer, polyvinylidene chloride are thin
Film layer, aluminize ethylene vinyl alcohol copolymer oriented film layer, aluminium foil layer, polyamide laminate film and polyolefm film layer；
The lower surface of polyamide laminate film is arranged in polyolefm film layer；The lower surface of aluminium foil layer is arranged in polyamide laminate film；
The lower surface for ethylene vinyl alcohol copolymer oriented film layer of aluminizing is arranged in aluminium foil layer；It aluminizes ethylene vinyl alcohol copolymer oriented film
The lower surface of polyvinylidene chloride film layer is arranged in layer；The following table of fluorine plastic film layer is arranged in polyvinylidene chloride film layer
Face.
Above-mentioned a kind of solid state lithium battery plastic-aluminum packaging film, wherein fluorine plastic film layer and polyvinylidene chloride film
Between layer, between polyvinylidene chloride film layer and ethylene vinyl alcohol copolymer oriented film layer of aluminizing, ethylene-vinyl alcohol of aluminizing
It is copolymerized between oriented film layer and aluminium foil layer, between aluminium foil layer and polyamide laminate film and polyamide laminate film and polyolefm film layer
Between be equipped with adhesive layer.
Above-mentioned a kind of solid state lithium battery plastic-aluminum packaging film, wherein adhesive layer uses solvent-free glue or water-base cement
Water.
A kind of above-mentioned solid state lithium battery plastic-aluminum packaging film, wherein fluorine plastic film layer with a thickness of 20-25 μm.
A kind of above-mentioned solid state lithium battery plastic-aluminum packaging film, wherein polyvinylidene chloride film layer with a thickness of 15-20
μm。
A kind of above-mentioned solid state lithium battery plastic-aluminum packaging film, wherein ethylene vinyl alcohol copolymer oriented film layer of aluminizing
With a thickness of 15-18 μm.
A kind of above-mentioned solid state lithium battery plastic-aluminum packaging film, wherein aluminium foil layer with a thickness of 35-45 μm.
A kind of above-mentioned solid state lithium battery plastic-aluminum packaging film, wherein polyamide laminate film with a thickness of 10-15 μm.
A kind of above-mentioned solid state lithium battery plastic-aluminum packaging film, wherein polyolefm film layer with a thickness of 40-50 μm.
The utility model has the advantage that
1, fluorine plastic film layer has excellent weatherability, resistance to ag(e)ing and high barrier, improves the ring of the utility model
Border durability；
2, polyvinylidene chloride film layer can obstruct steam and oxygen, and ethylene vinyl alcohol copolymer oriented film of aluminizing
Layer further promotes oxygen resistance；
3, the thickness of aluminium foil layer ensure that bendable folding endurance；Polyamide laminate film is while with excellent puncture resistance, more
The ductility of aluminium foil layer is protected well；
4, polyolefm film layer makes the utility model obtain encapsulation performance high-intensitive under various temperature environments；
5, adhesive layer selects solvent-free glue or water-based glue, more environmentally friendly.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Fig. 1 shows the structural schematic diagram of the solid state lithium battery plastic-aluminum packaging film of the utility model, the utility model
A kind of solid state lithium battery plastic-aluminum packaging film includes fluorine plastic film layer 1, polyvinylidene chloride film layer 2, ethylene-vinyl of aluminizing
Alcohol is copolymerized oriented film layer 3, aluminium foil layer 4, polyamide laminate film 5 and polyolefm film layer 6；Polyolefm film layer 6 is arranged in nylon
The lower surface of film layer 5；The lower surface of aluminium foil layer 4 is arranged in polyamide laminate film 5；Aluminium foil layer 4 is arranged in ethylene-vinyl alcohol of aluminizing
It is copolymerized the lower surface of oriented film layer 3；Ethylene vinyl alcohol copolymer oriented film layer 3 of aluminizing is arranged in polyvinylidene chloride film
The lower surface of layer 2；The lower surface of fluorine plastic film layer 1 is arranged in polyvinylidene chloride film layer 2；
Between fluorine plastic film layer 1 and polyvinylidene chloride film layer 2, polyvinylidene chloride film layer 2 and ethylene-of aluminizing
Between vinyl alcohol copolymer oriented film layer 3, aluminize between ethylene vinyl alcohol copolymer oriented film layer 3 and aluminium foil layer 4, aluminium foil layer 4
Adhesive layer 7 is equipped between polyamide laminate film 5 and between polyamide laminate film 5 and polyolefm film layer 6；Adhesive layer 7
Using solvent-free glue or water-based glue；
Fluorine plastic film layer 1 with a thickness of 20 μm；Polyvinylidene chloride film layer 2 with a thickness of 15 μm；It aluminizes ethylene-second
Enol be copolymerized oriented film layer 3 with a thickness of 15 μm；Aluminium foil layer 4 with a thickness of 35 μm；Polyamide laminate film 5 with a thickness of 15 μm；
Polyolefm film layer 6 with a thickness of 40 μm.
By the solid state lithium battery plastic-aluminum packaging film of the utility model and common lithium battery plastic-aluminum packaging film (including outer layer
Nylon, the aluminium foil of middle layer and the polypropylene film of internal layer) carry out performance contrast test, performance comparison test selects double 85 to produce
Product temperature humidity measurement (temperature: 85 DEG C, humidity: 85RH%), test result is shown in Table 1:
1 performance comparison test result of table
Xanthochromia rate: 10% the following are ο；10%-50% is △；50% the above are ×；
Tensile strength retention rate: 70% the above are ο；50%-70% is △；50% the following are ×.
It can be seen that solid state lithium battery the plastic-aluminum packaging film xanthochromia rate and drawing of the utility model according to the test result of table 1
Currently used lithium battery plastic-aluminum packaging film will be significantly better than by stretching strength retention ratio.
The fluorine plastic film layer of the utility model has excellent weatherability, resistance to ag(e)ing and high barrier, improves this reality
With novel environment durability；Polyvinylidene chloride film layer can obstruct steam and oxygen, and ethylene vinyl alcohol copolymer of aluminizing
Oriented film layer further promotes oxygen resistance；The thickness of aluminium foil layer ensure that bendable folding endurance；Polyamide laminate film is with excellent
Puncture resistance while, preferably protect aluminium foil layer ductility；Polyolefm film layer obtains the utility model various
High-intensitive encapsulation performance under temperature environment；Adhesive layer selects solvent-free glue or water-based glue, more environmentally friendly.
Above embodiments are only for illustration of the utility model, rather than limitations of the present invention, related technical field
Technical staff can also make various transformation or modification in the case where not departing from the spirit and scope of the utility model, because
This all equivalent technical solution also should belong to the scope of the utility model, should be limited by each claim.
Claims (9)
1. a kind of solid state lithium battery plastic-aluminum packaging film, which is characterized in that the solid state lithium battery plastic-aluminum packaging film includes fluorine
Plastic film layers, polyvinylidene chloride film layer, aluminize ethylene vinyl alcohol copolymer oriented film layer, aluminium foil layer, polyamide laminate film
And polyolefm film layer；
The lower surface of the polyamide laminate film is arranged in the polyolefm film layer；The polyamide laminate film is arranged in the aluminium foil
The lower surface of layer；The lower surface of the ethylene vinyl alcohol copolymer oriented film layer of aluminizing is arranged in the aluminium foil layer；It is described to aluminize
The lower surface of the polyvinylidene chloride film layer is arranged in ethylene vinyl alcohol copolymer oriented film layer；It is described to gather inclined two chloroethene
The lower surface of the fluorine plastic film layer is arranged in alkene film layer.
2. a kind of solid state lithium battery plastic-aluminum packaging film as described in claim 1, which is characterized in that the fluorine plastic film layer
Between polyvinylidene chloride film layer, the polyvinylidene chloride film layer and ethylene vinyl alcohol copolymer oriented film of aluminizing
Between layer, it is described aluminize between ethylene vinyl alcohol copolymer oriented film layer and aluminium foil layer, the aluminium foil layer and polyamide laminate film it
Between and the polyamide laminate film and polyolefm film layer between be equipped with adhesive layer.
3. a kind of solid state lithium battery plastic-aluminum packaging film as claimed in claim 2, which is characterized in that the adhesive layer uses
Solvent-free glue or water-based glue.
4. a kind of solid state lithium battery plastic-aluminum packaging film as described in claim 1, which is characterized in that the fluorine plastic film layer
With a thickness of 20-25 μm.
5. a kind of solid state lithium battery plastic-aluminum packaging film as described in claim 1, which is characterized in that the polyvinylidene chloride
Film layer with a thickness of 15-20 μm.
6. a kind of solid state lithium battery plastic-aluminum packaging film as described in claim 1, which is characterized in that the ethylene-second of aluminizing
Enol be copolymerized oriented film layer with a thickness of 15-18 μm.
7. a kind of solid state lithium battery plastic-aluminum packaging film as described in claim 1, which is characterized in that the thickness of the aluminium foil layer
It is 35-45 μm.
8. a kind of solid state lithium battery plastic-aluminum packaging film as described in claim 1, which is characterized in that the polyamide laminate film
With a thickness of 10-15 μm.
9. a kind of solid state lithium battery plastic-aluminum packaging film as described in claim 1, which is characterized in that the polyolefm film layer
With a thickness of 40-50 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822048991.7U CN209224629U (en) | 2018-12-06 | 2018-12-06 | A kind of solid state lithium battery plastic-aluminum packaging film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822048991.7U CN209224629U (en) | 2018-12-06 | 2018-12-06 | A kind of solid state lithium battery plastic-aluminum packaging film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209224629U true CN209224629U (en) | 2019-08-09 |
Family
ID=67506572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822048991.7U Active CN209224629U (en) | 2018-12-06 | 2018-12-06 | A kind of solid state lithium battery plastic-aluminum packaging film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209224629U (en) |
-
2018
- 2018-12-06 CN CN201822048991.7U patent/CN209224629U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Chen et al. | Realizing an all‐round hydrogel electrolyte toward environmentally adaptive dendrite‐free aqueous Zn–MnO2 batteries | |
| TW393791B (en) | Hybrid lithium-ion battery polymer matrix compositions | |
| CN103887452B (en) | battery packaging film and preparation method thereof | |
| CN102324557B (en) | A kind of flexible packing lithium ion battery | |
| TW201034218A (en) | Rear surface protective sheet for solar cell module | |
| CN206460979U (en) | The aluminum plastic film of good flame resistance | |
| CN109367146A (en) | A kind of extra-weather-proof protecting solar cell film and preparation method thereof | |
| Nguyen et al. | Washable and stretchable Zn–MnO2 rechargeable cell | |
| CN104966799B (en) | A kind of multi-functional barrier aluminum plastic film of lithium battery composite packaging | |
| Mo et al. | Recent progress and perspectives on advanced flexible Zn-based batteries with hydrogel electrolytes | |
| CN102569702A (en) | Ion selective membrane used by non-solid-state electrode and preparation method thereof | |
| WO2015013855A1 (en) | Electrode plate, shaping method of electrode plate and shaping method of lithium battery core having electrode plate | |
| CN209224629U (en) | A kind of solid state lithium battery plastic-aluminum packaging film | |
| JP2009188072A (en) | Layered product and rear surface protective sheet for solar cell | |
| CN202888297U (en) | Ultra-high molecular-weight polyethylene multi-layer composite diaphragm for high-temperature lithium-ion batteries | |
| CN108493359A (en) | A kind of power lithium-ion battery aluminum-plastic composite membrane | |
| CN202174779U (en) | Battery shell layer structure | |
| JP2018092879A (en) | Two-layer film softened-packaged lithium battery | |
| CN106159009A (en) | A kind of flexible package composite membrane and manufacture method thereof | |
| CN104167514A (en) | Lithium battery packaging film with high barrier and acid and alkali resistance | |
| CN204885221U (en) | Multi -functional separation plastic -aluminum membrane of lithium cell composite packaging | |
| CN103579665A (en) | Gel lithium ion battery with high and low temperature balance and fabrication method thereof | |
| JP2008140866A (en) | Rear-surface protective sheet for solar cell, and solar cell module | |
| CN207381438U (en) | Corrosion resistant copper plastic film | |
| CN207889277U (en) | Encapsulating film and lithium ion battery for lithium ion battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |