CN110964450A - Foaming adhesive tape for lithium battery and preparation method thereof - Google Patents
Foaming adhesive tape for lithium battery and preparation method thereof Download PDFInfo
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- CN110964450A CN110964450A CN201911299528.2A CN201911299528A CN110964450A CN 110964450 A CN110964450 A CN 110964450A CN 201911299528 A CN201911299528 A CN 201911299528A CN 110964450 A CN110964450 A CN 110964450A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/255—Polyesters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/062—Copolymers with monomers not covered by C09J133/06
- C09J133/066—Copolymers with monomers not covered by C09J133/06 containing -OH groups
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/24—Plastics; Metallised plastics based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/241—Polyolefin, e.g.rubber
- C09J7/243—Ethylene or propylene polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/385—Acrylic polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/40—Adhesives in the form of films or foils characterised by release liners
- C09J7/403—Adhesives in the form of films or foils characterised by release liners characterised by the structure of the release feature
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/33—Applications of adhesives in processes or use of adhesives in the form of films or foils for batteries or fuel cells
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/302—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being pressure-sensitive, i.e. tacky at temperatures inferior to 30°C
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/40—Additional features of adhesives in the form of films or foils characterized by the presence of essential components
- C09J2301/408—Additional features of adhesives in the form of films or foils characterized by the presence of essential components additives as essential feature of the adhesive layer
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2423/00—Presence of polyolefin
- C09J2423/04—Presence of homo or copolymers of ethene
- C09J2423/046—Presence of homo or copolymers of ethene in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Adhesive Tapes (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a foaming adhesive tape for a lithium battery, which comprises a first substrate layer, a second foaming adhesive layer and a third release layer, wherein the substrate layer is a PE/PET composite film, the foaming adhesive layer comprises an acrylic pressure-sensitive adhesive and low-temperature thermal expansion microspheres, and the release layer is a double-sided silicon-coated PET release film. The invention has the beneficial effects that: the thickness of the foaming adhesive tape is 20-45 mu m, the foaming adhesive tape is suitable for a lithium battery production manufacturing process, the physical microsphere foaming is adopted, the foaming can be carried out at the low temperature of 65-95 ℃, other pollutants are not generated, the PE/PET composite substrate film is adopted, and under the heating condition, the shrinkage stress with different softening points is adopted, so that the substrate is curled, and the adhesive tape is easy to remove.
Description
Technical Field
The invention relates to the technical field of adhesives, and particularly relates to a foaming adhesive tape for a lithium battery and a preparation method of the foaming adhesive tape.
Background
The lithium ion battery is a rechargeable battery, and is widely applied to the portable fields of mobile phones, notebooks and the like due to high working voltage, small volume, light weight, high energy, no memory effect, small self-discharge and long cycle life. Because the lithium battery does not contain heavy metal cadmium, compared with a nickel-chromium battery, the pollution to the environment is greatly reduced.
Currently, the electrodes in lithium batteries are coated to produce the cathode and anode, the coating slurry is a molten polymer or polymer solution, and the coating substrate is a metal film, typically a copper foil or aluminum foil. The foaming adhesive tape temporarily fixes and protects the metal base material in the coating process, foams and falls off and separates after being heated, and is required to be easy to peel off, not to have residual adhesive and not to cause damage to the adhered base material. CN201610763090.9 discloses an easy-to-detach high-release-rate foaming adhesive tape, which has the disadvantages of poor foaming effect and the need of adding a die-cutting process.
Disclosure of Invention
The invention provides a foaming adhesive tape for a lithium battery and a preparation method thereof, aiming at the problem of poor foaming effect of the existing foaming adhesive tape for the lithium battery.
The technical scheme for solving the technical problems is as follows: the utility model provides a foaming sticky tape for lithium cell, includes that first layer substrate layer, second floor foaming adhesive layer and third layer are from the type layer, the substrate layer is PE PET complex film, the foaming adhesive layer includes acrylic acid pressure sensitive adhesive and low temperature thermal expansion microballon, it is two-sided silicon-coated PET release film from the type layer.
The thickness of the base material layer is 3-9 μm, the thickness of the foamed adhesive layer is 20-45 μm, and the thickness of the release layer is 25-75 μm; the foamed adhesive layer consists of 28-80 wt% of acrylic pressure-sensitive adhesive, 19.5-70 wt% of low-temperature thermal expansion microspheres and 0.5-2.0 wt% of cross-linking agent; the acrylic pressure-sensitive adhesive is composed of the following substances in parts by weight: 70-90 parts of a soft monomer, 1-20 parts of a hard monomer and 0.15-5 parts of an initiator, wherein the soft monomer is selected from one or any two of 2-ethylhexyl acrylate, 2-hydroxyethyl acrylate, 2-hydroxypropyl acrylate, hydroxyethyl acrylate, butyl acrylate or butyl methacrylate, the hard monomer is selected from one or any two of acrylic acid, methacrylic acid, methyl acrylate, methyl methacrylate, acrylamide, vinyl acetate or acrylonitrile, and the initiator is selected from one of azobisisobutyronitrile, azobisisovaleronitrile, azobisisoheptonitrile or benzoyl peroxide; the particle size of the low-temperature thermal expansion microspheres is 6-40 mu m, and the initial foaming temperature is 65-95 ℃; the cross-linking agent is one or two of toluene diisocyanate-trimethylolpropane, isocyanate, aluminum acetylacetonate, aziridine or epoxy resin.
The invention also relates to a preparation method of the foam adhesive tape for the lithium battery, which is characterized by comprising the following steps of:
1) accurately weighing the raw materials, and preparing the acrylic pressure-sensitive adhesive by adopting a solution polymerization process;
2) adding the thermal expansion microspheres into the acrylic pressure-sensitive adhesive according to the optimal proportion, stirring at the speed of 400-800rpm for 1h, and uniformly mixing, adding the cross-linking agent according to the proportion, stirring at the speed of 400-800rpm for 1h, and uniformly mixing;
3) placing the PE/PET composite base material in an unreeling unit of a solvent type heating coating machine, wherein the dyne value of a PET surface is more than 48, gluing and coating the PET surface, drying the PET surface through a drying channel at the drying temperature of 30-50 ℃ for 20min, and compounding a double-sided PET release film to obtain a finished product;
4) the finished product is coiled and then needs to be stored in a cold storage at the temperature of 2-8 ℃.
The invention has the beneficial effects that: the thickness of the foaming adhesive tape is 20-45 mu m, the foaming adhesive tape is suitable for a lithium battery production manufacturing process, the physical microsphere foaming is adopted, the foaming can be carried out at the low temperature of 65-95 ℃, other pollutants are not generated, the PE/PET composite substrate film is adopted, and under the heating condition, the shrinkage stress with different softening points is adopted, so that the substrate is curled, and the adhesive tape is easy to remove.
Detailed Description
The present invention is described below with reference to examples, which are provided for illustration only and are not intended to limit the scope of the present invention.
Example 1
The method comprises the following steps of dissolving 10% of total amount of acrylate monomers into a mixed solvent of ethyl acetate, methanol and toluene, adding into a reaction kettle, and heating and refluxing, wherein the unit of the raw materials of the industrial-grade reagent is kg, 60 parts of 2-ethylhexyl acrylate, 30 parts of hydroxyethyl acrylate, 10 parts of acrylic acid and 0.15 part of benzoyl peroxide; adding 50% of initiator to the rest 90% of acrylate monomer, stirring and dissolving; after refluxing, adding the rest 50 percent of initiator into a reaction kettle for reaction for 30-60min at the temperature of 70-80 ℃; and (3) beginning to titrate the mixed solution of the acrylate monomers, continuing to react for 8-10h after the titration is finished for 4h, and filtering and discharging by using a 200-mesh filter screen to obtain the acrylate copolymer S1 with the solid content of 40-45%.
Adding 20 parts by weight of low-temperature microsphere foaming agent Nippon pine F-35D with the particle diameter of 15-20 mu m, the initial foaming temperature of 75-80 ℃, the stirring speed of 400-800rpm, stirring for 1h and uniformly mixing in 78 parts by weight of acrylate copolymer S1. Adding 2 percent of cross-linking agent toluene diisocyanate-trimethylolpropane, stirring at 800rpm for 1h and mixing uniformly.
The PE 1.2 mu m/PET 1.8 mu m composite base material is placed in an unreeling unit of a solvent type heating coating machine, the dyne value of the PET surface is more than 48, the PET surface is coated with glue, the PET surface is dried by a drying channel, the drying temperature is 30-50 ℃, the time is 20min, the dry glue thickness is 22 mu m, the total thickness of the adhesive tape is 25 mu m, and the finished product is obtained by compounding the double-sided PET release film.
Example 2
Adding 30 parts by weight of low-temperature microsphere foaming agent Nippon pine F-35D with the particle diameter of 15-20 mu m, the initial foaming temperature of 75-80 ℃, the stirring speed of 400-800rpm, stirring for 1h and uniformly mixing in 69 parts by weight of acrylate copolymer S1. Adding 1 percent of cross-linking agent toluene diisocyanate-trimethylolpropane, stirring at 800rpm for 1h, and mixing uniformly.
Putting the PE 1.5 mu m/PET 3.5 mu m composite base material in an unreeling unit of a solvent type heating coating machine, wherein the dyne value of the PET surface is more than 48, gluing and coating the PET surface, drying the PET surface through a drying channel at the drying temperature of 30-50 ℃ for 20min, wherein the thickness of dry glue is 30 mu m, the total thickness of the adhesive tape is 35 mu m, and compounding the double-sided PET release film to obtain a finished product.
Example 3
40 parts by weight of Acksonobel 031DU 40 low-temperature microsphere foaming agent with the particle size of 10-16 μm, the initial foaming temperature of 80-95 ℃, the stirring speed of 400-800rpm, stirring for 1h and uniformly mixing are added into 59 parts by weight of the acrylate copolymer S1. Adding 1 percent of cross-linking agent toluene diisocyanate-trimethylolpropane, stirring at 800rpm for 1h, and mixing uniformly.
The PE4 mu m/PET5 mu m composite base material is placed in an unreeling unit of a solvent type heating coating machine, the dyne value of the PET surface is more than 48, the PET surface is coated with glue, the glue is dried through a drying channel, the drying temperature is 30-50 ℃, the time is 20min, the thickness of the dry glue is 41 mu m, the total thickness of the adhesive tape is 50 mu m, and a finished product is obtained by compounding a double-sided PET release film.
In examples 1 to 3, the acrylic pressure-sensitive adhesive was used, and the adhesive tape had good adhesion to the metal foil substrate, and due to the synergistic cooperation of the PE/PET composite substrate and the low-temperature microsphere foaming agent, the foaming agent expanded under the heated condition, and the PE/PET composite substrate shrunk and curled upward, the tape removal rate was greatly improved, and the production efficiency was improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a foaming sticky tape for lithium cell, includes that first layer substrate layer, second floor foaming adhesive layer and third layer are from the type layer, its characterized in that, the substrate layer is PE PET complex film, the foaming adhesive layer includes acrylic acid pressure sensitive adhesive and low temperature thermal expansion microballon, it is two-sided silicon-coated PET release film from the type layer.
2. The foam tape for a lithium battery as claimed in claim 1, wherein the thickness of the base material layer is 3-9 μm, the thickness of the foam adhesive layer is 20-45 μm, and the thickness of the release layer is 25-75 μm.
3. The foam tape for a lithium battery according to claim 1 or 2, wherein the foam adhesive layer is composed of 28 to 80 wt% of the acrylic pressure sensitive adhesive, 19.5 to 70 wt% of the low temperature thermal expansion microspheres, and 0.5 to 2.0 wt% of the crosslinking agent.
4. The foam tape for lithium batteries according to claim 3, wherein the acrylic pressure sensitive adhesive consists of the following substances in parts by weight: 70-90 parts of soft monomer, 1-20 parts of hard monomer and 0.15-5 parts of initiator, wherein the soft monomer is selected from one or any two of 2-ethylhexyl acrylate, 2-hydroxyethyl acrylate, 2-hydroxypropyl acrylate, hydroxyethyl acrylate, butyl acrylate or butyl methacrylate, the hard monomer is selected from one or any two of acrylic acid, methacrylic acid, methyl acrylate, methyl methacrylate, acrylamide, vinyl acetate or acrylonitrile, and the initiator is selected from one of azobisisobutyronitrile, azobisisovaleronitrile, azobisisoheptonitrile or benzoyl peroxide.
5. The foam tape for lithium batteries according to claim 3, wherein the low-temperature thermally-expandable microspheres have a particle size of 6 to 40 μm and an initial foaming temperature of 65 to 95 ℃.
6. The foam tape for a lithium battery according to claim 3, wherein the crosslinking agent is one or two of toluene diisocyanate-trimethylolpropane, isocyanate, aluminum acetylacetonate, aziridine, or epoxy resin.
7. A method of preparing a foam tape for a lithium battery according to any one of claims 1 to 6, comprising the steps of:
1) accurately weighing the raw materials, and preparing the acrylic pressure-sensitive adhesive by adopting a solution polymerization process;
2) adding the thermal expansion microspheres into the acrylic pressure-sensitive adhesive according to the optimal proportion, stirring at the speed of 400-800rpm for 1h, and uniformly mixing, adding the cross-linking agent according to the proportion, stirring at the speed of 400-800rpm for 1h, and uniformly mixing;
3) placing the PE/PET composite base material in an unreeling unit of a solvent type heating coating machine, wherein the dyne value of a PET surface is more than 48, gluing and coating the PET surface, drying the PET surface through a drying channel at the drying temperature of 30-50 ℃ for 20min, and compounding a double-sided PET release film to obtain a finished product;
4) the finished product is coiled and then needs to be stored in a cold storage at the temperature of 2-8 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911299528.2A CN110964450A (en) | 2019-12-17 | 2019-12-17 | Foaming adhesive tape for lithium battery and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911299528.2A CN110964450A (en) | 2019-12-17 | 2019-12-17 | Foaming adhesive tape for lithium battery and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN110964450A true CN110964450A (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911299528.2A Pending CN110964450A (en) | 2019-12-17 | 2019-12-17 | Foaming adhesive tape for lithium battery and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111647365A (en) * | 2020-05-19 | 2020-09-11 | 安徽格林开思茂光电科技股份有限公司 | Low-temperature thermal-reduction adhesive tape and preparation method thereof |
| CN113861860A (en) * | 2021-10-20 | 2021-12-31 | 湖南弘擎电子材料科技有限公司 | Waterproof point-impact-resistant absorption acrylic acid foam adhesive tape and preparation method thereof |
| CN116445096A (en) * | 2023-04-27 | 2023-07-18 | 太仓斯迪克新材料科技有限公司 | High expansion ratio expansion adhesive tape and preparation method thereof |
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| CN101535436A (en) * | 2006-11-10 | 2009-09-16 | 日东电工株式会社 | Thermally foamable repeelable acrylic pressure-sensitive adhesive tape or sheet |
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| CN202936363U (en) * | 2012-12-05 | 2013-05-15 | 苏州斯迪克新材料科技股份有限公司 | Self-stripping protective pasting film |
| CN103642400A (en) * | 2013-11-29 | 2014-03-19 | 烟台德邦科技有限公司 | Temporary adhesive for solar energy crystal support and glass and preparation method thereof |
| CN105062393A (en) * | 2015-07-30 | 2015-11-18 | 烟台德邦科技有限公司 | Adhesive able to realize rapid bonding and rapid separation and preparation method thereof |
| CN105131869A (en) * | 2015-09-10 | 2015-12-09 | 深圳市美信电子有限公司 | Thermal viscosity loss pressure-sensitive adhesive, thermally peelable adhesive tape and preparation methods of thermal viscosity loss pressure-sensitive adhesive and thermally peelable adhesive tape |
| CN107629719A (en) * | 2016-07-11 | 2018-01-26 | 日东电工株式会社 | Bonding sheet |
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2019
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101535436A (en) * | 2006-11-10 | 2009-09-16 | 日东电工株式会社 | Thermally foamable repeelable acrylic pressure-sensitive adhesive tape or sheet |
| CN102559101A (en) * | 2011-12-07 | 2012-07-11 | 新丰杰力电工材料有限公司 | Thermal-spalling acrylic ester pressure-sensitive adhesive, adhesive tape and preparation method thereof |
| CN202936363U (en) * | 2012-12-05 | 2013-05-15 | 苏州斯迪克新材料科技股份有限公司 | Self-stripping protective pasting film |
| CN103642400A (en) * | 2013-11-29 | 2014-03-19 | 烟台德邦科技有限公司 | Temporary adhesive for solar energy crystal support and glass and preparation method thereof |
| CN105062393A (en) * | 2015-07-30 | 2015-11-18 | 烟台德邦科技有限公司 | Adhesive able to realize rapid bonding and rapid separation and preparation method thereof |
| CN105131869A (en) * | 2015-09-10 | 2015-12-09 | 深圳市美信电子有限公司 | Thermal viscosity loss pressure-sensitive adhesive, thermally peelable adhesive tape and preparation methods of thermal viscosity loss pressure-sensitive adhesive and thermally peelable adhesive tape |
| CN107629719A (en) * | 2016-07-11 | 2018-01-26 | 日东电工株式会社 | Bonding sheet |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111647365A (en) * | 2020-05-19 | 2020-09-11 | 安徽格林开思茂光电科技股份有限公司 | Low-temperature thermal-reduction adhesive tape and preparation method thereof |
| CN113861860A (en) * | 2021-10-20 | 2021-12-31 | 湖南弘擎电子材料科技有限公司 | Waterproof point-impact-resistant absorption acrylic acid foam adhesive tape and preparation method thereof |
| CN116445096A (en) * | 2023-04-27 | 2023-07-18 | 太仓斯迪克新材料科技有限公司 | High expansion ratio expansion adhesive tape and preparation method thereof |
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Application publication date: 20200407 |