CN114479722A - Water-based acrylate pressure-sensitive adhesive - Google Patents
Water-based acrylate pressure-sensitive adhesive Download PDFInfo
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- CN114479722A CN114479722A CN202210042740.6A CN202210042740A CN114479722A CN 114479722 A CN114479722 A CN 114479722A CN 202210042740 A CN202210042740 A CN 202210042740A CN 114479722 A CN114479722 A CN 114479722A
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- parts
- sensitive adhesive
- water
- acrylate pressure
- pressure
- Prior art date
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- 239000004820 Pressure-sensitive adhesive Substances 0.000 title claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 71
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 title claims abstract description 62
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical compound CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 claims abstract description 44
- -1 acrylic ester Chemical class 0.000 claims abstract description 44
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims abstract description 24
- 150000005215 alkyl ethers Chemical class 0.000 claims abstract description 24
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims abstract description 24
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000008367 deionised water Substances 0.000 claims abstract description 22
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 22
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 20
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims abstract description 20
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims description 21
- 239000000758 substrate Substances 0.000 claims description 18
- DXPPIEDUBFUSEZ-UHFFFAOYSA-N 6-methylheptyl prop-2-enoate Chemical compound CC(C)CCCCCOC(=O)C=C DXPPIEDUBFUSEZ-UHFFFAOYSA-N 0.000 claims description 13
- 239000007864 aqueous solution Substances 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 11
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 claims description 10
- 238000004132 cross linking Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 239000000243 solution Substances 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract description 3
- 239000000853 adhesive Substances 0.000 description 9
- 230000001070 adhesive effect Effects 0.000 description 9
- 239000007858 starting material Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- RNIHAPSVIGPAFF-UHFFFAOYSA-N Acrylamide-acrylic acid resin Chemical compound NC(=O)C=C.OC(=O)C=C RNIHAPSVIGPAFF-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012360 testing method 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
- 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
- C09J133/24—Homopolymers or copolymers of amides or imides
- C09J133/26—Homopolymers or copolymers of acrylamide or methacrylamide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1808—C8-(meth)acrylate, e.g. isooctyl (meth)acrylate or 2-ethylhexyl (meth)acrylate
-
- 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
- C09J7/10—Adhesives in the form of films or foils without carriers
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Adhesive Tapes (AREA)
Abstract
The invention provides a water-based acrylate pressure-sensitive adhesive, which comprises the following raw materials: 82-100 parts of acrylic ester, 12-20 parts of acrylic acid, 8-15 parts of acrylamide, 6-20 parts of acrylonitrile, 1-3 parts of polyoxyethylene alkyl ether, 0.5-2 parts of sodium dodecyl benzene sulfonate, 0.8-3 parts of acetylacetone and 30-40 parts of deionized water. The water-based acrylate pressure-sensitive adhesive disclosed by the invention has no residue after being stripped, particularly has high transparency for bonding of electronic product protective films and the like, not only has high bonding strength and high stripping degree, but also has no residue after being forcedly stripped due to strong cohesive force, and is a water-based pressure-sensitive adhesive, so that the water-based acrylate pressure-sensitive adhesive is safe and environment-friendly for users.
Description
Technical Field
The invention belongs to the technical field of adhesives, and particularly relates to a water-based acrylate pressure-sensitive adhesive.
Background
The pressure-sensitive adhesive is called pressure-sensitive adhesive, commonly called non-setting adhesive. The product is the product with the largest dosage and the widest application range in the adhesive, and the product is almost spread in various fields of packaging, automobiles, transportation, communication, electrical appliances, building materials, machinery, aviation, light industry, sanitation and the like. Pressure sensitive adhesives are defined by the broadest definition as adhesives that immediately adhere to the smooth surface of any adherend using finger pressure. Meanwhile, when the adhesive is removed from the surface of an adherend, the adhesive does not pollute the surface of the adherend, and the adhesive is a pressure-sensitive adhesive.
The water-based pressure-sensitive adhesive is an adhesive with sensitivity to pressure, has higher peeling force and higher peeling strength, and is suitable for bonding materials such as foam, paper, films and the like. The polyethylene protective film is one of film materials, and an aqueous pressure-sensitive adhesive is also needed to be used for bonding the film materials during production, and the aqueous pressure-sensitive adhesive needs to go through a plurality of production steps during production, so that a plurality of preparation devices are needed to complete the production of the aqueous pressure-sensitive adhesive together. The viscosity of the existing water-based pressure-sensitive adhesive needs to be improved, the cohesion and the peel strength are low, and residual adhesive exists after peeling.
Disclosure of Invention
The invention aims to provide a water-based acrylate pressure-sensitive adhesive aiming at the problem of low cohesive force of the water-based pressure-sensitive adhesive in the prior art.
In order to achieve the purposes, the specific scheme is as follows:
a water-based acrylate pressure-sensitive adhesive comprises the following raw materials: 82-100 parts of acrylic ester, 12-20 parts of acrylic acid, 8-15 parts of acrylamide, 6-20 parts of acrylonitrile, 1-3 parts of polyoxyethylene alkyl ether, 0.5-2 parts of sodium dodecyl benzene sulfonate, 0.8-3 parts of acetylacetone and 30-40 parts of deionized water.
Further preferably, the water-based acrylate pressure-sensitive adhesive comprises the following raw materials: 90-100 parts of acrylic ester, 12-20 parts of acrylic acid, 8-15 parts of acrylamide, 6-20 parts of acrylonitrile, 1-3 parts of polyoxyethylene alkyl ether, 0.5-2 parts of sodium dodecyl benzene sulfonate, 0.8-3 parts of acetylacetone and 30-40 parts of deionized water.
Further preferably, the weight part ratio of the polyoxyethylene alkyl ether to the sodium dodecylbenzenesulfonate is 2: 1.
Further preferred in the present invention, the acrylate is a mixture of glycidyl methacrylate and isooctyl acrylate.
The invention further preferably has the following weight part ratio of the glycidyl methacrylate to the isooctyl acrylate of 1: 5-8.
The invention further preferably adopts a preparation method of the water-based acrylate pressure-sensitive adhesive, which comprises the following steps: 1) placing acrylic ester, acrylic acrylamide, acrylonitrile and acetylacetone into a reaction kettle, and heating to 80-92 ℃ to obtain a cross-linked mixture A; 2) adding polyoxyethylene alkyl ether and sodium dodecyl benzene sulfonate into deionized water to obtain a water solution B; 3) adding the crosslinking mixture A obtained in the step 1) into the aqueous solution B obtained in the step 2), and uniformly stirring to obtain the water-based acrylate pressure-sensitive adhesive.
And (3) putting the water-based acrylate pressure-sensitive adhesive into a coating machine, coating the water-based acrylate pressure-sensitive adhesive on a release substrate, and then attaching the release substrate to obtain the acrylate pressure-sensitive adhesive tape.
Compared with the prior art, the invention has the following technical effects:
the water-based acrylate pressure-sensitive adhesive disclosed by the invention has no residue after being stripped, particularly has high transparency for bonding electronic product protective films and the like, not only has high bonding strength and high stripping degree, but also has no residue after being forcedly stripped due to strong cohesive force, and is a water-based pressure-sensitive adhesive, so that the water-based acrylate pressure-sensitive adhesive is safe and environment-friendly for users.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.
A first part:
example 1:
820g of acrylic ester, wherein the weight part ratio of glycidyl methacrylate to isooctyl acrylate is 1: 5;
120g of acrylic acid;
150g of acrylamide;
60g of acrylonitrile;
10g of polyoxyethylene alkyl ether;
6g of sodium dodecyl benzene sulfonate;
5g of acetylacetone;
300g of deionized water.
Preparing water-based acrylate pressure-sensitive adhesive: 1) placing acrylic ester, acrylic acrylamide, acrylonitrile and acetylacetone into a reaction kettle, and heating to 80-92 ℃ to obtain a cross-linked mixture A; 2) adding polyoxyethylene alkyl ether and sodium dodecyl benzene sulfonate into deionized water to obtain a water solution B; 3) adding the crosslinking mixture A obtained in the step 1) into the aqueous solution B obtained in the step 2), and uniformly stirring to obtain the water-based acrylate pressure-sensitive adhesive of the embodiment 1.
Preparation of examples 2-8 reference is made to example 1 with specific starting materials in the following table:
the water-based acrylate pressure-sensitive adhesives of examples 1 to 8 were put into a coater, applied to a release substrate, and then the release substrate was applied to obtain the acrylate pressure-sensitive tapes of examples 1 to 8.
A second part:
example 9:
820g of acrylic ester, wherein the weight part ratio of glycidyl methacrylate to isooctyl acrylate is 1: 6;
120g of acrylic acid;
150g of acrylamide;
60g of acrylonitrile;
10g of polyoxyethylene alkyl ether;
6g of sodium dodecyl benzene sulfonate;
5g of acetylacetone;
300g of deionized water.
Preparing water-based acrylate pressure-sensitive adhesive: 1) placing acrylic ester, acrylic acrylamide, acrylonitrile and acetylacetone into a reaction kettle, and heating to 80-92 ℃ to obtain a cross-linked mixture A; 2) adding polyoxyethylene alkyl ether and sodium dodecyl benzene sulfonate into deionized water to obtain a water solution B; 3) adding the crosslinking mixture A obtained in the step 1) into the aqueous solution B obtained in the step 2), and uniformly stirring to obtain the water-based acrylate pressure-sensitive adhesive of the embodiment 9.
Preparation of examples 10-13 reference is made to example 9 with specific starting materials in the following table:
the aqueous acrylate pressure-sensitive adhesives of examples 9 to 13 were put into a coater, coated onto a release substrate, and then the release substrate was applied to obtain the acrylate pressure-sensitive adhesive tapes of examples 9 to 13.
And a third part:
example 14:
820g of acrylic ester, wherein the weight part ratio of glycidyl methacrylate to isooctyl acrylate is 1: 8;
120g of acrylic acid;
150g of acrylamide;
60g of acrylonitrile;
10g of polyoxyethylene alkyl ether;
6g of sodium dodecyl benzene sulfonate;
5g of acetylacetone;
300g of deionized water.
Preparing water-based acrylate pressure-sensitive adhesive: 1) placing acrylic ester, acrylic acrylamide, acrylonitrile and acetylacetone into a reaction kettle, and heating to 80-92 ℃ to obtain a cross-linked mixture A; 2) adding polyoxyethylene alkyl ether and sodium dodecyl benzene sulfonate into deionized water to obtain a water solution B; 3) adding the crosslinking mixture A obtained in the step 1) into the aqueous solution B obtained in the step 2), and uniformly stirring to obtain the water-based acrylate pressure-sensitive adhesive of the embodiment 14.
Preparation of examples 15-18 reference is made to example 14 with specific starting materials in the following table:
the aqueous acrylate pressure-sensitive adhesives of examples 15 to 18 were put into a coater, coated onto a release substrate, and then the release substrate was applied to obtain the acrylate pressure-sensitive adhesive tapes of examples 15 to 18.
The fourth part: no polyoxyethylene alkyl ether was added to this portion.
Example 19:
820g of acrylic ester, wherein the weight part ratio of glycidyl methacrylate to isooctyl acrylate is 1: 5;
120g of acrylic acid;
150g of acrylamide;
60g of acrylonitrile;
6g of sodium dodecyl benzene sulfonate;
5g of acetylacetone;
300g of deionized water.
Preparing water-based acrylate pressure-sensitive adhesive: 1) placing acrylic ester, acrylic acrylamide, acrylonitrile and acetylacetone into a reaction kettle, and heating to 80-92 ℃ to obtain a cross-linked mixture A; 2) adding sodium dodecyl benzene sulfonate into deionized water to obtain an aqueous solution B; 3) adding the crosslinking mixture A obtained in the step 1) into the aqueous solution B obtained in the step 2), and uniformly stirring to obtain the water-based acrylate pressure-sensitive adhesive of the embodiment 19.
Preparation of examples 20-23 reference is made to example 19 with specific starting materials in the following table:
the aqueous acrylate pressure-sensitive adhesives of examples 20 to 23 were placed in a coater, coated onto a release substrate, and then the release substrate was applied to obtain the acrylate pressure-sensitive adhesive tapes of examples 20 to 23.
The fifth part is that:
example 24:
820g of acrylic ester, wherein the weight part ratio of glycidyl methacrylate to isooctyl acrylate is 1: 3;
120g of acrylic acid;
150g of acrylamide;
60g of acrylonitrile;
10g of polyoxyethylene alkyl ether;
6g of sodium dodecyl benzene sulfonate;
5g of acetylacetone;
300g of deionized water.
Preparing water-based acrylate pressure-sensitive adhesive: 1) placing acrylic ester, acrylic acrylamide, acrylonitrile and acetylacetone into a reaction kettle, and heating to 80-92 ℃ to obtain a cross-linked mixture A; 2) adding polyoxyethylene alkyl ether and sodium dodecyl benzene sulfonate into deionized water to obtain a water solution B; 3) adding the crosslinking mixture A obtained in the step 1) into the aqueous solution B obtained in the step 2), and uniformly stirring to obtain the water-based acrylate pressure-sensitive adhesive of the embodiment 24.
Preparation of examples 25-31 reference is made to example 24 with specific starting materials in the following table:
the aqueous acrylate pressure-sensitive adhesives of examples 25 to 31 were put into a coater, coated onto a release substrate, and then the release substrate was applied to obtain the acrylate pressure-sensitive adhesive tapes of examples 25 to 31.
A sixth part:
example 32:
820g of acrylic ester, wherein the weight part ratio of glycidyl methacrylate to isooctyl acrylate is 1: 2;
120g of acrylic acid;
150g of acrylamide;
60g of acrylonitrile;
10g of polyoxyethylene alkyl ether;
6g of sodium dodecyl benzene sulfonate;
5g of acetylacetone;
300g of deionized water.
Preparing water-based acrylate pressure-sensitive adhesive: 1) placing acrylic ester, acrylic acrylamide, acrylonitrile and acetylacetone into a reaction kettle, and heating to 80-92 ℃ to obtain a cross-linked mixture A; 2) adding polyoxyethylene alkyl ether and sodium dodecyl benzene sulfonate into deionized water to obtain an aqueous solution B; 3) adding the crosslinking mixture A obtained in the step 1) into the aqueous solution B obtained in the step 2), and uniformly stirring to obtain the water-based acrylate pressure-sensitive adhesive of the embodiment 32.
Preparation of examples 33-36 reference is made to example 32 with specific starting materials in the following table:
the aqueous acrylate pressure-sensitive adhesives of examples 33 to 36 were put into a coater, coated onto a release substrate, and then the release substrate was applied to obtain the acrylate pressure-sensitive adhesive tapes of examples 33 to 36.
A seventh part:
example 37:
1000g of isooctyl acrylate;
200g of acrylic acid;
80g of acrylamide;
80g of acrylonitrile;
30g of polyoxyethylene alkyl ether;
8g of sodium dodecyl benzene sulfonate;
5g of acetylacetone;
360g of deionized water.
Preparing water-based acrylate pressure-sensitive adhesive: 1) putting isooctyl acrylate, acrylamide acrylate, acrylonitrile and acetylacetone into a reaction kettle, and heating to 80-92 ℃ to obtain a cross-linked mixture A; 2) adding polyoxyethylene alkyl ether and sodium dodecyl benzene sulfonate into deionized water to obtain a water solution B; 3) adding the crosslinking mixture A obtained in the step 1) into the aqueous solution B obtained in the step 2), and uniformly stirring to obtain the water-based acrylate pressure-sensitive adhesive of the embodiment 37.
Preparation of examples 38-40 reference is made to example 37 with specific starting materials in the following table:
the aqueous acrylate pressure-sensitive adhesive of examples 38 to 40 was put into a coater, applied to a release substrate, and then the release substrate was applied to obtain the acrylate pressure-sensitive adhesive tapes of examples 38 to 40.
The eighth part:
the raw materials and the parts by weight of the raw materials of the embodiments 41 to 48 refer to the embodiments 1 to 8, and the preparation method comprises the following steps: preparing water-based acrylate pressure-sensitive adhesive: 1) the water-based acrylate pressure-sensitive adhesives of examples 41 to 48 were obtained by uniformly mixing isooctyl acrylate, acrylamide acrylate, acrylonitrile, acetylacetone, polyoxyethylene alkyl ether, sodium dodecylbenzenesulfonate and deionized water.
The raw materials and parts by weight of examples 41-48 are as follows:
the pressure-sensitive adhesives prepared in examples 1 to 48 were subjected to performance tests, and the results were as follows:
the test results of the above examples 1-48 show that the key of the present invention is the formulation of the aqueous acrylate pressure-sensitive adhesive, the components and weight ratio of the acrylate, and the addition of the polyoxyethylene alkyl ether, which play a very critical role in the performance of the pressure-sensitive adhesive.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and amendments can be made without departing from the principle of the present invention, and these modifications and amendments should also be considered as the protection scope of the present invention.
Claims (7)
1. A water-based acrylate pressure-sensitive adhesive comprises the following raw materials: 82-100 parts of acrylic ester, 12-20 parts of acrylic acid, 8-15 parts of acrylamide, 6-20 parts of acrylonitrile, 1-3 parts of polyoxyethylene alkyl ether, 0.5-2 parts of sodium dodecyl benzene sulfonate, 0.8-3 parts of acetylacetone and 30-40 parts of deionized water.
2. The aqueous acrylate pressure-sensitive adhesive of claim 1, wherein: the raw materials comprise: 90-100 parts of acrylic ester, 12-20 parts of acrylic acid, 8-15 parts of acrylamide, 6-20 parts of acrylonitrile, 1-3 parts of polyoxyethylene alkyl ether, 0.5-2 parts of sodium dodecyl benzene sulfonate, 0.8-3 parts of acetylacetone and 30-40 parts of deionized water.
3. The aqueous acrylate pressure-sensitive adhesive of claim 1, wherein: the weight part ratio of the polyoxyethylene alkyl ether to the sodium dodecyl benzene sulfonate is 2: 1.
4. The aqueous acrylate pressure-sensitive adhesive of claim 1, wherein: the acrylate is a mixture of glycidyl methacrylate and isooctyl acrylate.
5. The aqueous acrylate pressure-sensitive adhesive of claim 4, wherein: the weight part ratio of the glycidyl methacrylate to the isooctyl acrylate is 1: 5-8.
6. The aqueous acrylate pressure-sensitive adhesive of claim 1, wherein: the preparation method of the water-based acrylate pressure-sensitive adhesive comprises the following steps: 1) placing acrylic ester, acrylic acrylamide, acrylonitrile and acetylacetone into a reaction kettle, and heating to 80-92 ℃ to obtain a cross-linked mixture A; 2) adding polyoxyethylene alkyl ether and sodium dodecyl benzene sulfonate into deionized water to obtain a water solution B; 3) adding the crosslinking mixture A obtained in the step 1) into the aqueous solution B obtained in the step 2), and uniformly stirring to obtain the water-based acrylate pressure-sensitive adhesive.
7. An aqueous acrylate pressure sensitive adhesive tape characterized by: placing the water-based acrylate pressure-sensitive adhesive of claims 1-5 into a coater, coating the water-based acrylate pressure-sensitive adhesive on a release substrate, and then applying the release substrate to obtain the acrylate pressure-sensitive adhesive tape.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210042740.6A CN114479722A (en) | 2022-01-14 | 2022-01-14 | Water-based acrylate pressure-sensitive adhesive |
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| CN202210042740.6A CN114479722A (en) | 2022-01-14 | 2022-01-14 | Water-based acrylate pressure-sensitive adhesive |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11945975B1 (en) * | 2023-04-27 | 2024-04-02 | Qihe Leahou Chemical Co., Ltd. | Water-based adhesive and preparation method thereof, and use in anode of lithium battery |
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2022
- 2022-01-14 CN CN202210042740.6A patent/CN114479722A/en active Pending
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| RU2159263C2 (en) * | 1998-03-11 | 2000-11-20 | Научно-исследовательский институт полимерных материалов | Aqueous dispersive adhesive composition |
| CN1345905A (en) * | 2000-09-22 | 2002-04-24 | 吉林省纺织工业设计研究院 | Nano emlsion adhesion agent and preparation process and use thereof |
| CN104313907A (en) * | 2014-10-30 | 2015-01-28 | 南通臻龙粘合剂有限公司 | Production process for super-soft printing adhesive |
| CN107513868A (en) * | 2017-09-29 | 2017-12-26 | 太仓市金锚新材料科技有限公司 | Environment-friendly type low-temperature resistant coating stamp adhesive |
| CN110358480A (en) * | 2019-07-22 | 2019-10-22 | 安徽聚合辐化化工有限公司 | A kind of high-temperature adhesives |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US11945975B1 (en) * | 2023-04-27 | 2024-04-02 | Qihe Leahou Chemical Co., Ltd. | Water-based adhesive and preparation method thereof, and use in anode of lithium battery |
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