CN112852309A - Adhesive for power battery aluminum plastic film and processing technology thereof - Google Patents
Adhesive for power battery aluminum plastic film and processing technology thereof Download PDFInfo
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- CN112852309A CN112852309A CN202110205661.8A CN202110205661A CN112852309A CN 112852309 A CN112852309 A CN 112852309A CN 202110205661 A CN202110205661 A CN 202110205661A CN 112852309 A CN112852309 A CN 112852309A
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- power battery
- plastic film
- epoxy resin
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- 239000000853 adhesive Substances 0.000 title claims abstract description 30
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 30
- 239000002985 plastic film Substances 0.000 title claims abstract description 29
- 229920006255 plastic film Polymers 0.000 title claims abstract description 29
- 238000005516 engineering process Methods 0.000 title claims abstract description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 18
- 229910052782 aluminium Inorganic materials 0.000 title claims description 18
- 239000000178 monomer Substances 0.000 claims abstract description 45
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims abstract description 44
- 239000003822 epoxy resin Substances 0.000 claims abstract description 25
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 25
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000007822 coupling agent Substances 0.000 claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 14
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 14
- 229910021485 fumed silica Inorganic materials 0.000 claims abstract description 13
- 239000000203 mixture Substances 0.000 claims description 26
- 238000003756 stirring Methods 0.000 claims description 22
- 238000002156 mixing Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- PSGCQDPCAWOCSH-UHFFFAOYSA-N (4,7,7-trimethyl-3-bicyclo[2.2.1]heptanyl) prop-2-enoate Chemical group C1CC2(C)C(OC(=O)C=C)CC1C2(C)C PSGCQDPCAWOCSH-UHFFFAOYSA-N 0.000 claims description 5
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 claims description 5
- 239000012956 1-hydroxycyclohexylphenyl-ketone Substances 0.000 claims description 5
- XDLMVUHYZWKMMD-UHFFFAOYSA-N 3-trimethoxysilylpropyl 2-methylprop-2-enoate Chemical group CO[Si](OC)(OC)CCCOC(=O)C(C)=C XDLMVUHYZWKMMD-UHFFFAOYSA-N 0.000 claims description 5
- 239000004925 Acrylic resin Substances 0.000 claims description 5
- 229920000178 Acrylic resin Polymers 0.000 claims description 5
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical group CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 claims description 5
- MQDJYUACMFCOFT-UHFFFAOYSA-N bis[2-(1-hydroxycyclohexyl)phenyl]methanone Chemical group C=1C=CC=C(C(=O)C=2C(=CC=CC=2)C2(O)CCCCC2)C=1C1(O)CCCCC1 MQDJYUACMFCOFT-UHFFFAOYSA-N 0.000 claims description 5
- 239000008367 deionised water Substances 0.000 claims description 5
- 229910021641 deionized water Inorganic materials 0.000 claims description 5
- XXBDWLFCJWSEKW-UHFFFAOYSA-N dimethylbenzylamine Chemical group CN(C)CC1=CC=CC=C1 XXBDWLFCJWSEKW-UHFFFAOYSA-N 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 239000006229 carbon black Substances 0.000 claims description 2
- 230000004048 modification Effects 0.000 abstract description 3
- 238000012986 modification Methods 0.000 abstract description 3
- 239000002313 adhesive film Substances 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 239000002562 thickening agent Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 229920006284 nylon film Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
-
- 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
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- 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
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention provides an adhesive for a power battery aluminum-plastic film and a processing technology thereof, and relates to the technical field of power battery aluminum-plastic films. The adhesive for the power battery aluminum-plastic film comprises the following components in parts by weight: 15-25 parts of acrylate oligomer, 8-12 parts of methacrylic acid monomer, 8-12 parts of acrylate monomer, 1-3 parts of photoinitiator, 1-1.5 parts of coupling agent, 8-12 parts of epoxy resin, 5-8 parts of 2-methyl-2-acrylic acid-2-isocyanatoethyl ester, 2-5 parts of carbon nano-tubes, 1-2 parts of fumed silica and 0.5-1 part of curing accelerator. The component A prepared from 2-methyl-2-acrylic acid-2-isocyanatoethyl ester and epoxy resin is mixed with the components prepared from methacrylic acid monomer, acrylate monomer and acrylate oligomer to realize the modification of the epoxy resin by the acrylate oligomer, and under the addition of other components, the comprehensive performance of the finished product is improved, and the adhesive film is compact and has no bubbles.
Description
Technical Field
The invention relates to the technical field of power battery aluminum-plastic films, in particular to an adhesive for a power battery aluminum-plastic film and a processing technology thereof.
Background
The power battery is a power source for providing power source for tools, and is a storage battery for providing power for electric automobiles, electric trains, electric bicycles and golf carts, wherein the lithium ion power battery is rapidly developed in the years, and in order to ensure the performance of the lithium ion power battery, the performance of an adhesive used by an aluminum-plastic film is particularly important. The power battery aluminum plastic film on the market at present consists of a nontoxic polyolefin inner layer base material, an aluminum foil intermediate layer and a nylon film outer layer, and all the layers are adhered through an adhesive.
Because the bonding of different layers by the adhesive needs to make the power battery aluminum-plastic film have excellent performances of stripping, heat resistance, insulation resistance, high and low temperature resistance, sealing and water resistance, at present, the power battery aluminum-plastic film adhesive which can meet the problems is not provided in China.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an adhesive for a power battery aluminum-plastic film and a processing technology thereof, and solves the problem that the comprehensive performance of the conventional power battery aluminum-plastic film adhesive is low.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an adhesive for an aluminum plastic film of a power battery and a processing technology thereof comprise the following components in parts by weight: 15-25 parts of acrylate oligomer, 8-12 parts of methacrylic acid monomer, 8-12 parts of acrylate monomer, 1-3 parts of photoinitiator, 1-1.5 parts of coupling agent, 8-12 parts of epoxy resin, 5-8 parts of 2-methyl-2-acrylic acid-2-isocyanatoethyl ester, 2-5 parts of carbon nano-tubes, 1-2 parts of fumed silica and 0.5-1 part of curing accelerator.
Preferably, the methacrylic acid monomer is hydroxyethyl methacrylate, and the acrylate monomer is isobornyl acrylate.
Preferably, the photoinitiator is 1-hydroxycyclohexyl phenyl ketone, the coupling agent is 3- (methacryloyloxy) propyl trimethoxy silane, and the curing accelerator is benzyl dimethylamine.
Preferably, the acrylate oligomer is an acrylic resin, and the epoxy resin is an E-03 epoxy resin.
A processing technology of an adhesive for a power battery aluminum plastic film comprises the following technological processes:
step one
Mixing E-03 epoxy resin and 2-methyl-2-acrylic acid-2-isocyanatoethyl ester at normal temperature to prepare a component A;
step two
Adding a methacrylic acid monomer and an acrylate monomer into an acrylate oligomer, adding a proper amount of deionized water, heating to 35 ℃, adding a coupling agent and gas-phase white carbon black, adjusting the temperature to 45 ℃, fully stirring, cooling to 28 ℃, adding a photoinitiator, fully stirring, and cooling to room temperature to prepare a component B;
step three
Mixing the prepared component A and the component B, adjusting the temperature to 30 ℃, adding a curing accelerator, adding the carbon nanotubes while stirring, and stopping stirring after stirring to be slightly viscous;
step four
Placing the mixture prepared in the third step in a high-frequency vibrator to vibrate for 10-15 minutes;
step five
And (4) putting the mixture treated in the step four into a vacuum machine, keeping the mixture in vacuum for 25-40 minutes, and sealing and storing the mixture in a cool place after the vacuum is released.
Preferably, the high frequency vibrator has a vibration frequency of 100Hz
Preferably, the addition time of the curing accelerator is less than 2.5s, and the addition time of the carbon nanotubes is within 2 minutes.
(III) advantageous effects
The invention provides an adhesive for an aluminum plastic film of a power battery and a processing technology thereof. The method has the following beneficial effects:
according to the invention, the component A prepared from 2-methyl-2-acrylic acid-2-isocyanatoethyl ester and epoxy resin is mixed with the components prepared from methacrylic acid monomer, acrylate monomer and acrylate oligomer to realize the modification of the epoxy resin by the acrylate oligomer, and after the photoinitiator, the coupling agent, the carbon nano-tube, the fumed silica and the curing accelerator are added, the finished product has outstanding thermal stability, mechanical property, waterproof property, high chemical property, corrosion resistance and low shrinkage rate, the viscosity is easy to control, and the adhesive film is compact and has no bubbles.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the embodiment of the invention provides an adhesive for an aluminum plastic film of a power battery and a processing technology thereof, wherein the adhesive comprises the following components in parts by weight: 15 parts of acrylate oligomer, 8 parts of methacrylic acid monomer, 8 parts of acrylate monomer, 1 part of photoinitiator, 1 part of coupling agent, 8 parts of epoxy resin, 5 parts of 2-methyl-2-acrylic acid-2-isocyanatoethyl ester, 2 parts of carbon nano-tubes, 1 part of fumed silica and 0.5 part of curing accelerator.
The methacrylic acid monomer is hydroxyethyl methacrylate, the acrylate monomer is isobornyl acrylate, the photoinitiator is 1-hydroxycyclohexyl phenyl ketone, the coupling agent is 3- (methacryloyloxy) propyl trimethoxy silane, the curing accelerator is benzyl dimethylamine, the acrylate oligomer is acrylic resin, and the epoxy resin is E-03 epoxy resin.
A processing technology of an adhesive for a power battery aluminum plastic film comprises the following technological processes:
step one
Mixing E-03 epoxy resin and 2-methyl-2-acrylic acid-2-isocyanatoethyl ester at normal temperature to prepare a component A, wherein the component A is a functional monomer;
step two
Adding a methacrylic acid monomer and an acrylate monomer into an acrylate oligomer, adding a proper amount of deionized water, heating to 35 ℃, accelerating the reaction of the methacrylic acid monomer, the acrylate monomer and the acrylate oligomer, adding a coupling agent and fumed silica, adjusting the temperature to 45 ℃, and then fully stirring, wherein the fumed silica is used as a thickening agent, can improve the insulativity of the component B, and when the temperature is reduced to 28 ℃, adding a photoinitiator, accelerating the crosslinking and curing process, and then fully stirring to cool to room temperature to prepare the component B, wherein the coupling agent can reduce the viscosity of the component B, so that the surface of the component B can generate good mechanical, thermal and electrical properties;
step three
Mixing the prepared component A and the prepared component B, adjusting the temperature to 30 ℃, adding a curing accelerator, wherein the curing accelerator can accelerate the component A and the component B to be rapidly cured, accelerating the preparation process, adding the carbon nanotubes while stirring, improving the stripping performance and the heat resistance of the mixture, and stopping stirring after the mixture is stirred to be slightly viscous;
step four
Placing the mixture prepared in the third step in a 100Hz high-frequency vibrator to vibrate for 10-15 minutes for further mixing of the components and promoting the discharge of bubbles;
step five
And (4) putting the mixture treated in the step four into a vacuum machine, keeping the mixture in vacuum for 25-40 minutes, further discharging the residual bubbles in the step four, and sealing and storing the mixture in a cool place after the vacuum is released.
Example two:
the embodiment of the invention provides an adhesive for an aluminum plastic film of a power battery and a processing technology thereof, wherein the adhesive comprises the following components in parts by weight: 20 parts of acrylate oligomer, 10 parts of methacrylic acid monomer, 10 parts of acrylate monomer, 2 parts of photoinitiator, 1 part of coupling agent, 10 parts of epoxy resin, 6 parts of 2-methyl-2-acrylic acid-2-isocyanatoethyl ester, 3 parts of carbon nano-tube, 1.5 parts of fumed silica and 0.5 part of curing accelerator.
The methacrylic acid monomer is hydroxyethyl methacrylate, the acrylate monomer is isobornyl acrylate, the photoinitiator is 1-hydroxycyclohexyl phenyl ketone, the coupling agent is 3- (methacryloyloxy) propyl trimethoxy silane, the curing accelerator is benzyl dimethylamine, the acrylate oligomer is acrylic resin, and the epoxy resin is E-03 epoxy resin.
A processing technology of an adhesive for a power battery aluminum plastic film comprises the following technological processes:
step one
Mixing E-03 epoxy resin and 2-methyl-2-acrylic acid-2-isocyanatoethyl ester at normal temperature to prepare a component A, wherein the component A is a functional monomer;
step two
Adding a methacrylic acid monomer and an acrylate monomer into an acrylate oligomer, adding a proper amount of deionized water, heating to 35 ℃, accelerating the reaction of the methacrylic acid monomer, the acrylate monomer and the acrylate oligomer, adding a coupling agent and fumed silica, adjusting the temperature to 45 ℃, and then fully stirring, wherein the fumed silica is used as a thickening agent, can improve the insulativity of the component B, and when the temperature is reduced to 28 ℃, adding a photoinitiator, accelerating the crosslinking and curing process, and then fully stirring to cool to room temperature to prepare the component B, wherein the coupling agent can reduce the viscosity of the component B, so that the surface of the component B can generate good mechanical, thermal and electrical properties;
step three
Mixing the prepared component A and the prepared component B, adjusting the temperature to 30 ℃, adding a curing accelerator, wherein the curing accelerator can accelerate the component A and the component B to be rapidly cured, accelerating the preparation process, adding the carbon nanotubes while stirring, improving the stripping performance and the heat resistance of the mixture, and stopping stirring after the mixture is stirred to be slightly viscous;
step four
Placing the mixture prepared in the third step in a 100Hz high-frequency vibrator to vibrate for 10-15 minutes for further mixing of the components and promoting the discharge of bubbles;
step five
And (4) putting the mixture treated in the step four into a vacuum machine, keeping the mixture in vacuum for 25-40 minutes, further discharging the residual bubbles in the step four, and sealing and storing the mixture in a cool place after the vacuum is released.
Example three:
the embodiment of the invention provides an adhesive for an aluminum plastic film of a power battery and a processing technology thereof, wherein the adhesive comprises the following components in parts by weight: 25 parts of acrylate oligomer, 12 parts of methacrylic acid monomer, 12 parts of acrylate monomer, 3 parts of photoinitiator, 1.5 parts of coupling agent, 12 parts of epoxy resin, 8 parts of 2-methyl-2-acrylic acid-2-isocyanatoethyl ester, 5 parts of carbon nano-tube, 2 parts of fumed silica and 1 part of curing accelerator.
The methacrylic acid monomer is hydroxyethyl methacrylate, the acrylate monomer is isobornyl acrylate, the photoinitiator is 1-hydroxycyclohexyl phenyl ketone, the coupling agent is 3- (methacryloyloxy) propyl trimethoxy silane, the curing accelerator is benzyl dimethylamine, the acrylate oligomer is acrylic resin, and the epoxy resin is E-03 epoxy resin.
A processing technology of an adhesive for a power battery aluminum plastic film comprises the following technological processes:
step one
Mixing E-03 epoxy resin and 2-methyl-2-acrylic acid-2-isocyanatoethyl ester at normal temperature to prepare a component A, wherein the component A is a functional monomer;
step two
Adding a methacrylic acid monomer and an acrylate monomer into an acrylate oligomer, adding a proper amount of deionized water, heating to 35 ℃, accelerating the reaction of the methacrylic acid monomer, the acrylate monomer and the acrylate oligomer, adding a coupling agent and fumed silica, adjusting the temperature to 45 ℃, and then fully stirring, wherein the fumed silica is used as a thickening agent, can improve the insulativity of the component B, and when the temperature is reduced to 28 ℃, adding a photoinitiator, accelerating the crosslinking and curing process, and then fully stirring to cool to room temperature to prepare the component B, wherein the coupling agent can reduce the viscosity of the component B, so that the surface of the component B can generate good mechanical, thermal and electrical properties;
step three
Mixing the prepared component A and the prepared component B, adjusting the temperature to 30 ℃, adding a curing accelerator, wherein the curing accelerator can accelerate the component A and the component B to be rapidly cured, accelerating the preparation process, adding the carbon nanotubes while stirring, improving the stripping performance and the heat resistance of the mixture, and stopping stirring after the mixture is stirred to be slightly viscous;
step four
Placing the mixture prepared in the third step in a 100Hz high-frequency vibrator to vibrate for 10-15 minutes for further mixing of the components and promoting the discharge of bubbles;
step five
And (4) putting the mixture treated in the step four into a vacuum machine, keeping the mixture in vacuum for 25-40 minutes to further discharge the residual bubbles in the step four, and sealing and storing the mixture in a cool place after the vacuum is released, wherein the vacuum is released quickly.
The process of examples one to three is required to be carried out in a dust-free environment, and workers on site need to wear goggles, rubber gloves and keep ventilation sufficient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The adhesive for the power battery aluminum plastic film is characterized by comprising the following components in parts by weight: 15-25 parts of acrylate oligomer, 8-12 parts of methacrylic acid monomer, 8-12 parts of acrylate monomer, 1-3 parts of photoinitiator, 1-1.5 parts of coupling agent, 8-12 parts of epoxy resin, 5-8 parts of 2-methyl-2-acrylic acid-2-isocyanatoethyl ester, 2-5 parts of carbon nano-tubes, 1-2 parts of fumed silica and 0.5-1 part of curing accelerator.
2. The adhesive for the aluminum plastic film of the power battery as claimed in claim 1, wherein: the methacrylic acid monomer is hydroxyethyl methacrylate, and the acrylate monomer is isobornyl acrylate.
3. The adhesive for the aluminum plastic film of the power battery as claimed in claim 1, wherein: the photoinitiator is 1-hydroxycyclohexyl phenyl ketone, the coupling agent is 3- (methacryloyloxy) propyl trimethoxy silane, and the curing accelerator is benzyl dimethylamine.
4. The adhesive for the aluminum plastic film of the power battery as claimed in claim 1, wherein: the acrylate oligomer is acrylic resin, and the epoxy resin is E-03 epoxy resin.
5. A processing technology of an adhesive for a power battery aluminum plastic film is characterized by comprising the following technological processes:
step one
Mixing E-03 epoxy resin and 2-methyl-2-acrylic acid-2-isocyanatoethyl ester at normal temperature to prepare a component A;
step two
Adding a methacrylic acid monomer and an acrylate monomer into an acrylate oligomer, adding a proper amount of deionized water, heating to 35 ℃, adding a coupling agent and gas-phase white carbon black, adjusting the temperature to 45 ℃, fully stirring, cooling to 28 ℃, adding a photoinitiator, fully stirring, and cooling to room temperature to prepare a component B;
step three
Mixing the prepared component A and the component B, adjusting the temperature to 30 ℃, adding a curing accelerator, adding the carbon nanotubes while stirring, and stopping stirring after stirring to be slightly viscous;
step four
Placing the mixture prepared in the third step in a high-frequency vibrator to vibrate for 10-15 minutes;
step five
And (4) putting the mixture treated in the step four into a vacuum machine, keeping the mixture in vacuum for 25-40 minutes, and sealing and storing the mixture in a cool place after the vacuum is released.
6. The processing technology of the adhesive for the power battery aluminum-plastic film as claimed in claim 1, characterized in that: the vibration frequency of the high-frequency vibrator is 100 Hz.
7. The processing technology of the adhesive for the power battery aluminum-plastic film as claimed in claim 1, characterized in that: the addition time of the curing accelerator is less than 2.5s, and the addition time of the carbon nano-tube is within 2 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110205661.8A CN112852309A (en) | 2021-02-24 | 2021-02-24 | Adhesive for power battery aluminum plastic film and processing technology thereof |
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| CN202110205661.8A CN112852309A (en) | 2021-02-24 | 2021-02-24 | Adhesive for power battery aluminum plastic film and processing technology thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117106394A (en) * | 2023-02-27 | 2023-11-24 | 重庆中润新材料股份有限公司 | Ultraviolet light curing adhesive for bonding membrane electrode of hydrogen fuel cell |
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2021
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| CN104327752A (en) * | 2014-10-15 | 2015-02-04 | 烟台德邦科技有限公司 | Acrylic acid structural adhesive with good weatherability and stability |
| WO2018221898A1 (en) * | 2017-06-02 | 2018-12-06 | 주식회사 엘지화학 | Two-component adhesive composition |
| CN109628030A (en) * | 2018-12-29 | 2019-04-16 | 广东安利华新材料科技有限公司 | A kind of Acrylic Pressure Sensitive Adhesive and preparation method thereof for aluminum plastic surface protection purposes |
| CN111117497A (en) * | 2019-12-19 | 2020-05-08 | 北京高盟新材料股份有限公司 | Double-component acrylate structural adhesive and preparation method thereof |
| CN112126401A (en) * | 2020-09-23 | 2020-12-25 | 上海昀通电子科技有限公司 | Color-changeable ultraviolet curing adhesive and preparation method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117106394A (en) * | 2023-02-27 | 2023-11-24 | 重庆中润新材料股份有限公司 | Ultraviolet light curing adhesive for bonding membrane electrode of hydrogen fuel cell |
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