CN207062187U - Lithium battery polar ear adhesive belt - Google Patents
Lithium battery polar ear adhesive belt Download PDFInfo
- Publication number
- CN207062187U CN207062187U CN201720337136.0U CN201720337136U CN207062187U CN 207062187 U CN207062187 U CN 207062187U CN 201720337136 U CN201720337136 U CN 201720337136U CN 207062187 U CN207062187 U CN 207062187U
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- layer
- temperature
- resistant layer
- insulating barrier
- hot sealing
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- 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
Abstract
This case is related to a kind of lithium battery polar ear adhesive belt, and it is sequentially provided with from top to bottom：First release layer, the first hot sealing layer, the first high-temperature-resistant layer, insulating barrier, the second high-temperature-resistant layer, the second hot sealing layer and the second release layer；Wherein, first high-temperature-resistant layer is arranged to the first male and fomale(M＆F) with the surface that the insulating barrier is in contact；Second high-temperature-resistant layer is arranged to the second male and fomale(M＆F) with the surface that the insulating barrier is in contact；The insulating barrier is ratcheting with first high-temperature-resistant layer and the second high-temperature-resistant layer respectively；The surface that first hot sealing layer is in contact with first release layer is provided with the first raised item；The surface that second hot sealing layer is in contact with second release layer is provided with the second raised item.This case passes through the improvement to existing polar ear adhesive belt structure so that it has good heat-sealing stickup property with positive and negative lug, plastic-aluminum film inner layer；It is not stratified under the immersion of long-term electrolyte, indeformable during heat-sealing, effective guarantee battery production, storage and the safety used.
Description
Technical field
It the utility model is related to a kind of adhesive tape structure, more particularly to a kind of polar ear adhesive belt for lithium battery packaging.
Background technology
Battery pole ear glue is to produce the crucial special glue of insulation of battery pole ear, and the good bad pass of lithium polymer battery quality
Key material, substantially it is no stickiness glued membrane, and fully relying on temperature and time control makes it fused.The polar ear adhesive belt master of in the market
Have：White glue, black glue and yellow glue.But these three polar ear adhesive belts have advantage and disadvantage, it is necessary to which the characteristics of integrating three sections of adhesive tapes, develops one
The polar ear adhesive belt of kind high comprehensive performance, to make polar ear adhesive belt and positive and negative lug, plastic-aluminum film inner layer there is good heat-sealing to paste
Property, polar ear adhesive belt can prevent metal in itself with good electrolyte resistance and polar ear adhesive belt with splendid electrical insulating property
Short circuit between band and aluminum plastic film.
Utility model content
For weak point of the prior art, the utility model provides a kind of lithium battery polar ear adhesive belt.
The technical solution of the utility model is as follows：
A kind of lithium battery polar ear adhesive belt, it is sequentially provided with from top to bottom：It is first release layer, the first hot sealing layer, first resistance to
Heat zone, insulating barrier, the second high-temperature-resistant layer, the second hot sealing layer and the second release layer；
Wherein, first high-temperature-resistant layer is arranged to the first male and fomale(M＆F) with the surface that the insulating barrier is in contact；It is described
Second high-temperature-resistant layer is arranged to the second male and fomale(M＆F) with the surface that the insulating barrier is in contact；The insulating barrier is respectively with described
One high-temperature-resistant layer and the second high-temperature-resistant layer are ratcheting；
The surface that first hot sealing layer is in contact with first release layer is provided with the first raised item；
The surface that second hot sealing layer is in contact with second release layer is provided with the second raised item.
Preferably, described lithium battery polar ear adhesive belt, wherein, first hot sealing layer is cast polypropylene film
Layer.
Preferably, described lithium battery polar ear adhesive belt, wherein, first high-temperature-resistant layer is polycyclic alkene layer.
Preferably, described lithium battery polar ear adhesive belt, wherein, the insulating barrier is polyethylene layer.
Preferably, described lithium battery polar ear adhesive belt, wherein, second high-temperature-resistant layer is polybutadiene layer.
Preferably, described lithium battery polar ear adhesive belt, wherein, second hot sealing layer is that maleic acid bar is modified poly- third
Alkene layer.
Preferably, described lithium battery polar ear adhesive belt, wherein, in first male and fomale(M＆F), cup depth accounts for described
The 50%-60% of first high-temperature-resistant layer gross thickness.
Preferably, described lithium battery polar ear adhesive belt, wherein, in second male and fomale(M＆F), cup depth accounts for described
The 50%-60% of second high-temperature-resistant layer gross thickness.
The beneficial effect of this case is：This case passes through the improvement to existing polar ear adhesive belt structure so that itself and positive and negative lug, aluminium
Plastic film internal layer has good heat-sealing stickup property；Not stratified, indeformable, effective guarantee during heat-sealing under the immersion of long-term electrolyte
Battery production, storage and the safety used.
Brief description of the drawings
Fig. 1 is the structural representation of lithium battery polar ear adhesive belt；
Fig. 2 is the structural representation of high-temperature-resistant layer in lithium battery polar ear adhesive belt.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
As depicted in figs. 1 and 2, this case provides the lithium battery polar ear adhesive belt of an embodiment, and it is sequentially provided with from top to bottom：
First release layer 1, the first hot sealing layer 2, the first high-temperature-resistant layer 3, insulating barrier 4, the second high-temperature-resistant layer 5, the second hot sealing layer 6 and second
Release layer 7.
Wherein, the first high-temperature-resistant layer 3 is arranged to the first male and fomale(M＆F) 301 with the surface that insulating barrier 4 is in contact；Second resistance to height
Warm layer 5 is arranged to the second male and fomale(M＆F) 501 with the surface that insulating barrier 4 is in contact；Insulating barrier 4 respectively with the first high-temperature-resistant layer 3 and
Second high-temperature-resistant layer 5 is ratcheting；
First hot sealing layer 2 is additionally provided with the first raised item 201 with the surface that the first release layer 1 is in contact；
Second hot sealing layer 6 is additionally provided with the second raised item 601 with the surface that the second release layer 7 is in contact.
, it is necessary to peel off the release layer on two sides before using the polar ear adhesive belt.First high-temperature-resistant layer 3, insulating barrier 4 and second
The purpose that high-temperature-resistant layer 5 is arranged to mutual ratcheting combination is the first high-temperature-resistant layer 3, insulating barrier 4 in order to when adhesive tape is heat-sealed
Together with being melted with the second high-temperature-resistant layer 5 along band by heat, so as to be less prone to any infiltration existing for the bonding interface between them
As forming the high temperature barrier layer of integral type, the fusing point of the high temperature barrier layer for finally melting to obtain by heat is between 200-300 DEG C.
The effect of first raised item 201 and the second raised item 601 is：1) it is easy to release layer to be automated stripping；2) reduce
Waste when sealing layer main body heat-sealing on heat-seal equipment interface, to ensure the stability of heat seal quality.
Wherein, the first hot sealing layer 2 is preferably cast polypropylene film layer.First high-temperature-resistant layer 3 is preferably polycyclic alkene layer.
Insulating barrier 4 is preferably polyethylene layer.Second high-temperature-resistant layer 5 is preferably polybutadiene layer.Second hot sealing layer 6 is preferably maleic acid bar
Modified polypropene layer.The overall thickness of polar ear adhesive belt is between 90-200 μm.
Wherein, in the first male and fomale(M＆F) 301, cup depth L2 preferably accounts for the gross thickness L1 of the first high-temperature-resistant layer 3 50%-
60%, in the second male and fomale(M＆F) 501, cup depth L4 preferably accounts for the gross thickness L3 of the second high-temperature-resistant layer 5 50%-60%, so that
One high-temperature-resistant layer 3, the high-temperature-resistant layer 5 of insulating barrier 4 and second obtain more preferable syncretizing effect, increase the permeability resistance of contact interface
Energy.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed utilization, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (3)
1. a kind of lithium battery polar ear adhesive belt, it is characterised in that be sequentially provided with from top to bottom：First release layer, the first hot sealing layer,
First high-temperature-resistant layer, insulating barrier, the second high-temperature-resistant layer, the second hot sealing layer and the second release layer；
Wherein, first high-temperature-resistant layer is arranged to the first male and fomale(M＆F) with the surface that the insulating barrier is in contact；Described second
High-temperature-resistant layer is arranged to the second male and fomale(M＆F) with the surface that the insulating barrier is in contact；The insulating barrier is resistance to described first respectively
Heat zone and the second high-temperature-resistant layer are ratcheting；
The surface that first hot sealing layer is in contact with first release layer is provided with the first raised item；
The surface that second hot sealing layer is in contact with second release layer is provided with the second raised item；
First hot sealing layer is cast polypropylene film layer；
First high-temperature-resistant layer is polycyclic alkene layer；
The insulating barrier is polyethylene layer；
Second high-temperature-resistant layer is polybutadiene layer；
Second hot sealing layer is maleic acid bar modified polypropene layer.
2. lithium battery polar ear adhesive belt according to claim 1, it is characterised in that in first male and fomale(M＆F), depression is deep
Degree accounts for the 50%-60% of the first high-temperature-resistant layer gross thickness.
3. lithium battery polar ear adhesive belt according to claim 1, it is characterised in that in second male and fomale(M＆F), depression is deep
Degree accounts for the 50%-60% of the second high-temperature-resistant layer gross thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720337136.0U CN207062187U (en) | 2017-03-31 | 2017-03-31 | Lithium battery polar ear adhesive belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720337136.0U CN207062187U (en) | 2017-03-31 | 2017-03-31 | Lithium battery polar ear adhesive belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207062187U true CN207062187U (en) | 2018-03-02 |
Family
ID=61502186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720337136.0U Active CN207062187U (en) | 2017-03-31 | 2017-03-31 | Lithium battery polar ear adhesive belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207062187U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108682755A (en) * | 2018-05-09 | 2018-10-19 | 广东弘捷新能源有限公司 | Button cell and its manufacturing method |
| CN109088096A (en) * | 2018-10-15 | 2018-12-25 | 山西恒昌元科技有限公司 | cylindrical lithium battery structure |
| CN110667212A (en) * | 2019-10-17 | 2020-01-10 | 常州斯威克光伏新材料有限公司 | Soft packaging film for lithium battery |
-
2017
- 2017-03-31 CN CN201720337136.0U patent/CN207062187U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108682755A (en) * | 2018-05-09 | 2018-10-19 | 广东弘捷新能源有限公司 | Button cell and its manufacturing method |
| CN109088096A (en) * | 2018-10-15 | 2018-12-25 | 山西恒昌元科技有限公司 | cylindrical lithium battery structure |
| CN110667212A (en) * | 2019-10-17 | 2020-01-10 | 常州斯威克光伏新材料有限公司 | Soft packaging film for lithium battery |
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