CN220685004U - Electrolyte-resistant damping lithium battery protection adhesive tape - Google Patents
Electrolyte-resistant damping lithium battery protection adhesive tape Download PDFInfo
- Publication number
- CN220685004U CN220685004U CN202322296404.7U CN202322296404U CN220685004U CN 220685004 U CN220685004 U CN 220685004U CN 202322296404 U CN202322296404 U CN 202322296404U CN 220685004 U CN220685004 U CN 220685004U
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- Prior art keywords
- layer
- electrolyte
- resistant
- shock
- absorbing
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- 239000003792 electrolyte Substances 0.000 title claims abstract description 97
- 239000002390 adhesive tape Substances 0.000 title claims abstract description 29
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 25
- 238000013016 damping Methods 0.000 title description 19
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 238000005260 corrosion Methods 0.000 claims abstract description 23
- 239000011159 matrix material Substances 0.000 claims abstract description 11
- 239000010410 layer Substances 0.000 claims description 150
- 239000000463 material Substances 0.000 claims description 42
- 229920001971 elastomer Polymers 0.000 claims description 35
- 239000005060 rubber Substances 0.000 claims description 35
- 239000004744 fabric Substances 0.000 claims description 23
- 239000012790 adhesive layer Substances 0.000 claims description 21
- 239000000835 fiber Substances 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 12
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 11
- 229920005549 butyl rubber Polymers 0.000 claims description 5
- 238000005187 foaming Methods 0.000 claims description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 230000035939 shock Effects 0.000 abstract description 25
- 238000010521 absorption reaction Methods 0.000 abstract description 20
- 230000007797 corrosion Effects 0.000 abstract description 7
- 239000004576 sand Substances 0.000 abstract 2
- 230000001070 adhesive effect Effects 0.000 description 8
- 239000000853 adhesive Substances 0.000 description 6
- 244000043261 Hevea brasiliensis Species 0.000 description 4
- 238000003490 calendering Methods 0.000 description 4
- 229920003052 natural elastomer Polymers 0.000 description 4
- 229920001194 natural rubber Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920002943 EPDM rubber Polymers 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- 239000005062 Polybutadiene Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000005022 packaging material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 229920002857 polybutadiene Polymers 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920001821 foam rubber Polymers 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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- Laminated Bodies (AREA)
Abstract
The utility model provides an electrolyte resistant shock attenuation formula lithium cell protection sticky tape, including electrolyte resistant anticorrosion layer, the buffer layer, the substrate layer, electrolyte resistant gluey layer and from the type layer, electrolyte resistant gluey layer sets up on the one side surface of substrate layer, from the type layer setting on electrolyte resistant gluey layer, the buffer layer sets up on the opposite side surface of substrate layer, electrolyte resistant anticorrosion layer sets up on the another side of buffer layer, the buffer layer includes matrix layer and snubber block, a plurality of snubber block intervals set up on the matrix layer, the snubber block is sand grip or lug, the sand grip is on a parallel with the length direction or the width direction of sticky tape, the lug is square, triangle-shaped, electrolyte resistant anticorrosion layer's width is greater than the width of buffer layer, and wrap up buffer layer, the substrate layer, electrolyte resistant gluey layer's both sides. The utility model can endow the adhesive tape with better electrolyte resistance, shock absorption and corrosion resistance, can be applied to various surfaces, and has wide application range, convenience and practicability.
Description
Technical Field
The utility model relates to the technical field of adhesive tapes, in particular to an electrolyte-resistant damping lithium battery protective adhesive tape.
Background
The lithium ion battery can use a large amount of adhesive tape products in the manufacturing production process and the later application process, and the adhesive tape has the electrolyte-resistant requirement so as to ensure that the problems of scattered battery cores and influence on the safety of the battery caused by the falling of the adhesive tape due to the corrosion of the electrolyte in the battery production process and the later application process are avoided.
Along with the development of science and technology, lithium batteries are required to be used in various fields, the requirements on the lithium batteries are higher and higher, the anti-falling shock absorption performance of the lithium batteries is determined by the fitting property of an electrode group and an outer packaging material, and due to the fact that relative displacement easily occurs between the outer packaging materials of the electrode group, an adhesive tape with the anti-falling shock absorption performance is required to be used.
Therefore, it is important to design and develop a lithium battery adhesive tape capable of solving the problems.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the electrolyte-resistant damping type lithium battery protective adhesive tape with good electrolysis resistance and corrosion resistance and anti-falling damping performance.
The utility model is realized by the following technical scheme:
the utility model provides an electrolyte resistant shock-absorbing type lithium cell protection sticky tape, includes electrolyte resistant anticorrosion layer, buffer layer, substrate layer, electrolyte resistant glues the layer and from the type layer, electrolyte resistant glues the layer setting and is in on the one side surface of substrate layer, from the type layer setting electrolyte resistant glues the layer, the buffer layer setting is on the opposite side surface of substrate layer, electrolyte resistant anticorrosion layer sets up on the another side of buffer layer. The electrolyte-resistant damping lithium battery protective adhesive tape can play a role in anti-falling and damping.
According to a further improved technical scheme, the shock absorption layer comprises a matrix layer and shock absorption blocks, and a plurality of shock absorption blocks are arranged on the matrix layer at intervals.
The further improved technical scheme is that the shock absorption block is a raised line, the raised line is parallel to the length direction or the width direction of the adhesive tape, and a groove is formed between two adjacent raised lines. The structure of the convex strips and the concave grooves at intervals further enhances the damping effect.
The further improved technical scheme is that the shock absorption block is a bump, and the bump is square or triangular.
The further improved technical scheme is that the shock absorption block is made of foam rubber material, and the matrix layer is made of rubber material. The shock-absorbing block and the matrix layer can be made of the same rubber material and are integrally formed through processes such as calendaring, injection and the like. The rubber material can be selected from rubber with wear resistance such as silicon rubber, ethylene propylene diene monomer rubber, natural rubber, nitrile rubber and the like, and the shock absorption of the material can be improved by rubber foaming.
According to the further improved technical scheme, the width of the shock absorption layer, the width of the base material layer, the width of the electrolyte-resistant adhesive layer and the width of the release layer are equal, the two sides of the width direction are aligned, the width of the electrolyte-resistant anti-corrosion layer is larger than the width of the shock absorption layer, the two sides of the electrolyte-resistant anti-corrosion layer in the width direction are provided with downward bent wrapping edges, and the wrapping edges wrap the two sides of the shock absorption layer, the base material layer and the two sides of the electrolyte-resistant adhesive layer. The electrolyte-resistant anti-corrosion layer wraps the side surfaces of the shock-absorbing layer, the substrate layer and the electrolyte-resistant adhesive layer, plays a role in protecting the shock-absorbing layer, the substrate layer and the electrolyte-resistant adhesive layer from electrolyte, and avoids the influence or even failure of the adhesive property of the electrolyte-resistant adhesive layer caused by the corrosion of the electrolyte, thereby influencing the performance of the shock-absorbing layer. For short protection, for example, in some occasions such as installation and debugging of decoration space and equipment, the adhesive tape can be peeled off from the surface of the adhesive surface after the use, the edge part can be peeled off firstly, and the middle part can be sprayed with electrolyte or soaked in alcohol and then peeled off.
In order to improve the compatibility between the substrate layer and the electrolyte-resistant adhesive layer and improve the overall structural firmness of the adhesive tape, the further improved technical scheme is that the substrate layer comprises a first rubber layer, a fiber cloth layer and a second rubber layer, the first rubber layer and the second rubber layer are respectively arranged on the upper surface and the lower surface of the fiber cloth layer, and the fiber cloth is high-strength fiber cloth such as a polyester fiber cloth material, a carbon fiber cloth or a glass fiber cloth material. The first rubber layer and the second rubber layer can be attached to the fiber cloth layer through dipping, spraying or calendaring, and the materials can be butadiene rubber, natural rubber, styrene butadiene rubber and the like.
The further improved technical scheme is that the electrolyte-resistant anti-corrosion layer is made of butyl rubber material. The butyl rubber has stronger air tightness and electrolyte resistance, can play a role in preventing electrolyte, has soft texture and can play a role in damping to a certain extent.
The further improved technical scheme is that the electrolyte-resistant adhesive layer is rubber pressure-sensitive adhesive, such as organic silicon pressure-sensitive adhesive, SBS hot-melt pressure-sensitive adhesive, polyacrylate rubber pressure-sensitive adhesive, chloroprene rubber pressure-sensitive adhesive and the like. The further improved technical scheme is that the thickness of the base material layer is 50-100 mu m, the thickness of the electrolyte-resistant corrosion-resistant layer is 20-50 mu m, and the thickness of the shock-absorbing layer is 100-500 mu m.
According to the damping layer, the damping block with a special shape and structure is arranged on the damping layer, so that the damping effect can be improved, and the damping material for protecting the lithium battery in the form of an adhesive tape can be bent and spread at will; the adhesive tape is attached to the adhesive surface by arranging the electrolyte-resistant anti-corrosion layer, the substrate layer and the electrolyte-resistant adhesive layer, and the electrolyte-resistant anti-corrosion layer can prevent the electrolyte-resistant adhesive layer from being corroded by electrolyte to influence the adhesive property of the adhesive tape; the electrolyte-resistant anti-corrosion layer extends and wraps the side surfaces of the shock absorption layer, the substrate layer and the electrolyte-resistant adhesive layer, so that the adhesive tape is firmly adhered on the adhesive surface, and the electrolyte-resistant performance is more ideal.
Drawings
Fig. 1 is a schematic cross-sectional view of an embodiment of the present utility model along the width direction of an adhesive tape.
Fig. 2 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 3 is a schematic cross-sectional view along the length direction of the adhesive tape according to an embodiment of the present utility model.
Fig. 4 is a schematic front view of the embodiment of the present utility model.
FIG. 5 is a schematic cross-sectional view of an embodiment of the present utility model in use.
Fig. 6 is a schematic cross-sectional view of another implementation of the embodiment of the present utility model.
Fig. 7 is a schematic structural diagram of another implementation manner of the embodiment of the present utility model.
FIG. 8 is a schematic cross-sectional view of a substrate layer according to an embodiment of the utility model.
Reference numerals: 1-an electrolyte-resistant corrosion-resistant layer; 2-a damping layer; 3-a substrate layer; 4-an electrolyte-resistant adhesive layer; 5-releasing layer; 6-edge wrapping; 7-adhering the surface; 21-a substrate layer; 22-convex strips; 23-bump; 31-a fibrous cloth layer; 32-a first rubber; 33-a second rubber layer.
Detailed Description
The utility model provides an electrolyte resistant shock-absorbing lithium cell protection sticky tape, like fig. 1 through 7, including electrolyte resistant anticorrosion layer 1, buffer layer 2, substrate layer 3, electrolyte resistant gluey layer 4 and from type layer 5, electrolyte resistant gluey layer 4 sets up on the one side surface of substrate layer 3, from type layer 5 setting is in electrolyte resistant gluey layer 4 is last, and electrolyte resistant gluey layer 4 after removing from type layer 5 is used for pasting on the face 7 of pasting, buffer layer 2 sets up on the opposite side surface of substrate layer 3, electrolyte resistant anticorrosion layer 1 sets up on the opposite side of buffer layer 2. The electrolyte-resistant damping type lithium battery protection adhesive tape is stuck to the corresponding positions of the motor installed on an air conditioner, a refrigerator and the like, and can play a damping role in damping and protecting the lithium battery.
The shock absorption layer 2 comprises a substrate layer 21 and shock absorption blocks, and a plurality of shock absorption blocks are arranged on the substrate layer 21 at intervals.
As one embodiment, as shown in fig. 2 to 4, the shock absorbing block is a protruding strip 12, the protruding strip 12 is parallel to the length direction or the width direction of the adhesive tape, and a groove is formed between two adjacent protruding strips 12. The structure of the ribs 12 and the groove spacing further enhances the shock absorbing effect.
As another embodiment, as shown in fig. 6 and 7, the shock absorbing block is a bump 13, and the bump 13 is square or triangular.
The shock-absorbing block is a rubber block, and the matrix layer 21 is a foaming rubber material. The damper block and the matrix layer 21 may be made of the same rubber material, and integrally formed by calendaring, injection, etc. The rubber material can be rubber with wear resistance such as silicon rubber, ethylene propylene diene monomer rubber, natural rubber, nitrile rubber and the like, and the rubber foaming can improve the grip of the material. In some cases where wear resistance is required, such as the ground of a factory building, an inorganic wear-resistant material can be embedded in the outer surface of the damper block to increase friction, and the inorganic wear-resistant material can be alumina particles, quartz particles, and the like.
As shown in fig. 1 and 2, the width of the shock-absorbing layer 2, the width of the base material layer 3, the width of the electrolyte-resistant adhesive layer 4 and the width of the release layer 5 are equal, and the two sides of the width direction are aligned, the width of the electrolyte-resistant anti-corrosion layer 1 is larger than the width of the shock-absorbing layer 2, and the two sides of the electrolyte-resistant anti-corrosion layer 1 in the width direction are provided with downward bent edges 6, as shown in fig. 4 and 5, the edges 6 wrap the two sides of the shock-absorbing layer 2, the base material layer 3 and the electrolyte-resistant adhesive layer 4. The adhesive tape can be applied to various materials and various shapes of adhesive surfaces 7, and the electrolyte-resistant anti-corrosion layer 1 wraps the side surfaces of the shock absorption layer 2, the base material layer 3 and the electrolyte-resistant adhesive layer 4, plays a role in protecting the shock absorption layer, the base material layer 3 and the electrolyte-resistant adhesive layer 4 from electrolyte, and avoids the influence or even failure of the adhesive performance of the electrolyte-resistant adhesive layer 4 caused by the corrosion of electrolyte, thereby influencing the performance of the electrolyte-resistant anti-corrosion layer 1. For short protection, for example, in some occasions such as installation and debugging of decoration space and equipment, the adhesive tape can be peeled off from the adhesive surface 7 after the use, the edge part can be peeled off firstly, and the middle part can be sprayed with electrolyte or soaked in alcohol and then peeled off.
In order to improve the compatibility between the base material layer 3 and the shock absorbing layer 2 and the electrolyte-resistant adhesive layer 4 and improve the overall structural firmness of the adhesive tape, as one embodiment, as shown in fig. 8, the base material layer 3 includes a first rubber layer 32, a fiber cloth layer 31 and a second rubber layer 33, the first rubber layer 32 and the second rubber layer 33 are respectively disposed on the upper surface and the lower surface of the fiber cloth layer 31, and the fiber cloth 31 is a high-strength fiber cloth such as a polyester fiber cloth material, a carbon fiber cloth material or a glass fiber cloth material. The first rubber layer 32 and the second rubber layer 33 may be attached to the fiber cloth layer by dipping, spraying or calendaring, and the material thereof may be butadiene rubber, natural rubber, styrene-butadiene rubber, etc.
The electrolyte-resistant anticorrosive layer 1 may be a butyl rubber material. The butyl rubber has stronger air tightness and electrolyte resistance, can play a role in preventing electrolyte, has soft texture and can play a role in damping to a certain extent.
The electrolyte-resistant adhesive layer 4 can be rubber type pressure-sensitive adhesive such as organic silicon pressure-sensitive adhesive, SBS hot-melt pressure-sensitive adhesive, polyacrylate rubber pressure-sensitive adhesive, chloroprene rubber pressure-sensitive adhesive and the like.
The thickness of the base material layer 3 is 50-100 mu m, the thickness of the electrolyte-resistant anti-corrosion layer 1 is 20-50 mu m, and the thickness of the shock absorption layer 2 is 100-500 mu m.
The foregoing detailed description is directed to embodiments of the utility model which are not intended to limit the scope of the utility model, but rather to cover all modifications and variations within the scope of the utility model.
Claims (10)
1. The utility model provides an electrolyte resistant shock-absorbing type lithium cell protection sticky tape, its characterized in that, including electrolyte resistant anticorrosion layer, buffer layer, substrate layer, electrolyte resistant gluey layer and from the type layer, electrolyte resistant gluey layer sets up on the one side surface of substrate layer, from the type layer setting is in on the electrolyte resistant gluey layer, the buffer layer sets up on the opposite side surface of substrate layer, electrolyte resistant anticorrosion layer sets up on the another side of buffer layer.
2. The electrolyte-resistant and shock-absorbing lithium battery protective tape according to claim 1, wherein the shock-absorbing layer comprises a matrix layer and shock-absorbing blocks, and a plurality of shock-absorbing blocks are arranged on the matrix layer at intervals.
3. The electrolyte-resistant and shock-absorbing lithium battery protective adhesive tape according to claim 2, wherein the shock-absorbing block is a raised strip, the raised strip is parallel to the length direction or the width direction of the adhesive tape, and a groove is formed between two adjacent raised strips.
4. The electrolyte-resistant and shock-absorbing lithium battery protective adhesive tape according to claim 2, wherein the shock-absorbing block is a bump, and the bump is square or triangular.
5. The electrolyte-resistant and shock-absorbing lithium battery protective tape according to claim 2, wherein the shock-absorbing block is made of a foaming rubber material, and the matrix layer is made of a rubber material.
6. The electrolyte-resistant and shock-absorbing lithium battery protective tape according to claim 1, wherein the width of the shock-absorbing layer, the width of the base material layer, the width of the electrolyte-resistant adhesive layer and the width of the release layer are equal and the two sides of the release layer are aligned, the width of the electrolyte-resistant and anti-corrosion layer is larger than the width of the shock-absorbing layer, and the two sides of the electrolyte-resistant and anti-corrosion layer in the width direction are provided with downward bent wrapping edges, and the wrapping edges wrap the two sides of the shock-absorbing layer, the base material layer and the electrolyte-resistant adhesive layer.
7. The electrolyte-resistant and shock-absorbing lithium battery protective tape according to claim 1, wherein the base material layer comprises a first rubber layer, a fiber cloth layer and a second rubber layer, the first rubber layer and the second rubber layer are respectively arranged on the upper surface and the lower surface of the fiber cloth layer, and the fiber cloth is made of a polyester fiber cloth material, a carbon fiber cloth material or a glass fiber cloth material.
8. The electrolyte-resistant and shock-absorbing lithium battery protective tape according to claim 1, wherein the electrolyte-resistant and anti-corrosion layer is a butyl rubber material.
9. The electrolyte-resistant and shock-absorbing lithium battery protective tape according to claim 1, wherein the electrolyte-resistant adhesive layer is a rubber-type pressure-sensitive adhesive.
10. The electrolyte-resistant and shock-absorbing lithium battery protective tape according to claim 1, wherein the thickness of the base material layer is 50-100 μm, the thickness of the electrolyte-resistant and anti-corrosion layer is 20-50 μm, and the thickness of the shock-absorbing layer is 100-500 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322296404.7U CN220685004U (en) | 2023-08-25 | 2023-08-25 | Electrolyte-resistant damping lithium battery protection adhesive tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322296404.7U CN220685004U (en) | 2023-08-25 | 2023-08-25 | Electrolyte-resistant damping lithium battery protection adhesive tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220685004U true CN220685004U (en) | 2024-03-29 |
Family
ID=90373427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322296404.7U Active CN220685004U (en) | 2023-08-25 | 2023-08-25 | Electrolyte-resistant damping lithium battery protection adhesive tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220685004U (en) |
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2023
- 2023-08-25 CN CN202322296404.7U patent/CN220685004U/en active Active
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