CN112080229A - Low-viscosity high-solid-content acrylic pressure-sensitive adhesive and preparation method thereof - Google Patents
Low-viscosity high-solid-content acrylic pressure-sensitive adhesive and preparation method thereof Download PDFInfo
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- CN112080229A CN112080229A CN202010905351.2A CN202010905351A CN112080229A CN 112080229 A CN112080229 A CN 112080229A CN 202010905351 A CN202010905351 A CN 202010905351A CN 112080229 A CN112080229 A CN 112080229A
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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
- 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
- C09J133/064—Copolymers with monomers not covered by C09J133/06 containing anhydride, COOH or COOM groups, with M being metal or onium-cation
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- 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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
- C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
- C08F2/26—Emulsion polymerisation with the aid of emulsifying agents anionic
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- 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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
- C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
- C08F2/30—Emulsion polymerisation with the aid of emulsifying agents non-ionic
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- 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
- C08F220/1802—C2-(meth)acrylate, e.g. ethyl (meth)acrylate
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- 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
- C08F4/00—Polymerisation catalysts
- C08F4/28—Oxygen or compounds releasing free oxygen
- C08F4/32—Organic compounds
- C08F4/34—Per-compounds with one peroxy-radical
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Abstract
The invention provides a low-viscosity high-solid content acrylic pressure-sensitive adhesive and a preparation method thereof, wherein the preparation method comprises the following steps: the feed is prepared from the following raw materials in parts by weight: 150 parts of butyl acrylate, 80-100 parts of 2-ethylhexyl acrylate, 170 parts of ethyl acrylate, 85-100 parts of styrene, 95-115 parts of methyl methacrylate, 55-80 parts of acrylic acid, 8-15 parts of fatty alcohol polyoxyethylene ether sodium sulfate, 8-12 parts of polyoxyethylene alkylphenol ether, 2-3 parts of benzoyl peroxide, 3-6 parts of dilauroyl peroxide, 8-15 parts of a buffering agent, 2-3 parts of n-octyl mercaptan, 3-6 parts of tert-octyl mercaptan and a proper amount of distilled water. The invention provides the acrylic pressure-sensitive adhesive with low viscosity and high solid content and the preparation method thereof, the operation is safe, the product cost is low, the solid content of the prepared acrylic pressure-sensitive adhesive is improved to more than 60 percent, the viscosity is lower than 400mPa & s, and the drying speed is high.
Description
Technical Field
The invention relates to the technical field of pressure-sensitive adhesives, in particular to a low-viscosity high-solid-content acrylic pressure-sensitive adhesive and a preparation method thereof.
Background
The acrylic emulsion pressure-sensitive adhesive is a copolymer of acrylic acid (ester), and is a water-based adhesive prepared by copolymerizing acrylic esters and methacrylic esters or adding other monomers such as vinyl acetate and the like. The development of polyacrylate pressure-sensitive adhesives is the most rapid, and the polyacrylate pressure-sensitive adhesives mainly comprise emulsion type pressure-sensitive adhesives and solvent type pressure-sensitive adhesives. The adhesive tape is widely applied to products such as labels, packaging adhesive tapes, double-sided adhesive tapes, medical adhesive tapes and the like.
The high solid content emulsion pressure sensitive adhesive can improve the utilization rate of production equipment, reduce the cost of transportation and storage, accelerate the drying speed of latex, and achieve the thickness required by products with few gluing procedures. However, when the solid content of the polymer emulsion exceeds 50%, the viscosity begins to sharply rise along with the increase of the solid content, and the increase of the viscosity causes the mixing and heat transfer of a polymerization system to be a problem, so that the viscosity cannot be too high and the synthesis difficulty is higher while synthesizing high solid content, and therefore, the development of the acrylic pressure-sensitive adhesive with low viscosity and high solid content and the preparation method thereof are very significant.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the acrylic pressure-sensitive adhesive with low viscosity and high solid content and the preparation method thereof, the operation is safe, the product cost is low, the solid content of the prepared acrylic pressure-sensitive adhesive is improved to more than 60 percent, the viscosity is lower than 400mPa & s, and the drying speed is high.
The technical scheme of the invention is realized as follows:
the low-viscosity high-solid-content acrylic pressure-sensitive adhesive is prepared from the following raw materials in parts by weight: 150 parts of butyl acrylate, 80-100 parts of 2-ethylhexyl acrylate, 170 parts of ethyl acrylate, 85-100 parts of styrene, 95-115 parts of methyl methacrylate, 55-80 parts of acrylic acid, 8-15 parts of fatty alcohol polyoxyethylene ether sodium sulfate, 8-12 parts of polyoxyethylene alkylphenol ether, 2-3 parts of benzoyl peroxide, 3-6 parts of dilauroyl peroxide, 8-15 parts of a buffering agent, 2-3 parts of n-octyl mercaptan, 3-6 parts of tert-octyl mercaptan and 110 parts of distilled water.
Preferably, the feed is prepared from the following raw materials in parts by weight: 130 parts of butyl acrylate, 90 parts of acrylic acid-2-ethylhexyl ester, 160 parts of ethyl acrylate, 95 parts of styrene, 100 parts of methyl methacrylate, 65 parts of acrylic acid, 12 parts of fatty alcohol-polyoxyethylene ether sodium sulfate, 9 parts of polyoxyethylene alkylphenol ether, 2.5 parts of benzoyl peroxide, 4 parts of dilauroyl peroxide, 12 parts of buffering agent, 2.5 parts of n-octyl mercaptan, 4 parts of tert-octyl mercaptan and 105 parts of distilled water.
A preparation method of low-viscosity high-solid content acrylic pressure-sensitive adhesive is characterized by comprising the following steps: the method comprises the following steps:
(1) weighing butyl acrylate, 2-ethylhexyl acrylate, ethyl acrylate, styrene, methyl methacrylate and acrylic acid, and putting into a container to be uniformly mixed to prepare a mixed monomer; weighing partial weight of fatty alcohol-polyoxyethylene ether sodium sulfate, benzoyl peroxide, dilauroyl peroxide and distilled water, adding into an emulsifying cup, adding the mixed monomer at a constant speed, controlling the time at 30-50min, the emulsifying temperature at 50-60 ℃, starting stirring at the stirring speed of 120-150r/min, and the stirring time at 10-30min, and emulsifying to obtain a pre-emulsion;
(2) weighing the rest of the sodium fatty alcohol-polyoxyethylene ether sulfate, the benzoyl peroxide, the dilauroyl peroxide and the distilled water, adding the weighed materials into a reaction kettle, starting stirring at the stirring speed of 200-250r/min for 15-35min, heating to 80-90 ℃, and preserving heat for 20-40 min; adding part of the pre-emulsion, and reacting for 30-50 min; then dropwise adding the rest pre-emulsion at constant speed, and controlling the time to be 2-3 h; after the dropwise addition is finished, the reaction is continued for 2 to 3 hours under the condition of heat preservation, and then the temperature is reduced to 40 to 50 ℃; adjusting the pH value to be neutral, filtering and discharging to obtain a finished product.
Preferably, 1/6 weight parts of sodium fatty alcohol polyoxyethylene ether sulfate, benzoyl peroxide, dilauroyl peroxide and distilled water are weighed in the emulsification cup in the step (1).
Preferably, the mixed monomer is added into the step (1) at a constant speed, and the time is controlled to be 40 min.
Preferably, the emulsification temperature in step (1) is 55 ℃.
Preferably, the stirring speed in the step (1) is 130r/min, and the stirring time is 20 min.
Preferably, the stirring speed in the step (2) is 200-250r/min, and the stirring time is 15-35 min.
Preferably, the temperature in the step (2) is increased to 85 ℃, and the temperature is kept for 30 min.
Preferably, 1/3 pre-emulsion is added in the step (2) to react for 30-50 min.
The invention has the following beneficial effects: according to the low-viscosity high-solid-content acrylic pressure-sensitive adhesive and the preparation method thereof, the reaction speed and temperature of emulsification are controlled, the condensation phenomenon is reduced, the emulsifying agents of fatty alcohol-polyoxyethylene ether sodium sulfate, polyoxyethylene alkylphenol ether, the initiating agent of benzoyl peroxide and the initiating agent of dilauroyl peroxide are adopted, and the prepared low-viscosity high-solid-content acrylic pressure-sensitive adhesive has the advantages that the solid content is increased to more than 60%, the viscosity is lower than 400mPa & s, the drying speed is high, the product cost is low, the operation is safe, and the requirements of high-speed coating are met.
Detailed Description
For a more clear understanding of the technical features, objects and advantages of the present invention, reference is now made to the following detailed description of the embodiments of the present invention taken in conjunction with the accompanying drawings, which are included to illustrate and not to limit the scope of the present invention.
Example 1
The low-viscosity high-solid-content acrylic pressure-sensitive adhesive is prepared from the following raw materials in parts by weight: 130 parts of butyl acrylate, 90 parts of acrylic acid-2-ethylhexyl ester, 160 parts of ethyl acrylate, 95 parts of styrene, 100 parts of methyl methacrylate, 65 parts of acrylic acid, 12 parts of fatty alcohol-polyoxyethylene ether sodium sulfate, 9 parts of polyoxyethylene alkylphenol ether, 2.5 parts of benzoyl peroxide, 4 parts of dilauroyl peroxide, 12 parts of buffering agent, 2.5 parts of n-octyl mercaptan, 4 parts of tert-octyl mercaptan and 100 parts of distilled water.
A preparation method of low-viscosity high-solid content acrylic pressure-sensitive adhesive is characterized by comprising the following steps: the method comprises the following steps:
(1) weighing butyl acrylate, 2-ethylhexyl acrylate, ethyl acrylate, styrene, methyl methacrylate and acrylic acid, and putting into a container to be uniformly mixed to prepare a mixed monomer; weighing 1/6 weight parts of fatty alcohol-polyoxyethylene ether sodium sulfate, benzoyl peroxide, dilauroyl peroxide and distilled water, adding into an emulsifying cup, adding the mixed monomer at a constant speed, controlling the time at 30min, controlling the emulsifying temperature at 50 ℃, starting stirring at a stirring speed of 120r/min for 10min, and emulsifying to obtain a pre-emulsion;
(2) weighing the rest of sodium fatty alcohol-polyoxyethylene ether sulfate, benzoyl peroxide, dilauroyl peroxide and distilled water, adding into a reaction kettle, stirring at the stirring speed of 200r/min for 15min, heating to 80 deg.C, and keeping the temperature for 20 min; adding 1/3 pre-emulsion, and reacting for 30 min; then dropwise adding the rest pre-emulsion at a constant speed, and controlling the time to be 2 h; after the dropwise addition is finished, the reaction is continued for 2 hours under the condition of heat preservation, and then the temperature is reduced to 40 ℃; adjusting the pH value to be neutral, filtering and discharging to obtain a finished product.
Example 2
The low-viscosity high-solid-content acrylic pressure-sensitive adhesive is prepared from the following raw materials in parts by weight: 120 parts of butyl acrylate, 100 parts of 2-ethylhexyl acrylate, 150 parts of ethyl acrylate, 100 parts of styrene, 95 parts of methyl methacrylate, 80 parts of acrylic acid, 8 parts of fatty alcohol-polyoxyethylene ether sodium sulfate, 12 parts of polyoxyethylene alkylphenol ether, 2 parts of benzoyl peroxide, 6 parts of dilauroyl peroxide, 8 parts of buffering agent, 3 parts of n-octyl mercaptan, 3 parts of tert-octyl mercaptan and 110 parts of distilled water.
A preparation method of low-viscosity high-solid content acrylic pressure-sensitive adhesive is characterized by comprising the following steps: the method comprises the following steps:
(1) weighing butyl acrylate, 2-ethylhexyl acrylate, ethyl acrylate, styrene, methyl methacrylate and acrylic acid, and putting into a container to be uniformly mixed to prepare a mixed monomer; weighing 1/6 weight parts of fatty alcohol-polyoxyethylene ether sodium sulfate, benzoyl peroxide, dilauroyl peroxide and distilled water, adding into an emulsifying cup, adding the mixed monomer at a constant speed, controlling the time at 50min, the emulsifying temperature at 60 ℃, starting stirring at the stirring speed of 150r/min for 30min, and emulsifying to obtain a pre-emulsion;
(2) weighing the rest of sodium fatty alcohol-polyoxyethylene ether sulfate, benzoyl peroxide, dilauroyl peroxide and distilled water, adding into a reaction kettle, stirring at a stirring speed of 250r/min for 35min, heating to 90 deg.C, and keeping the temperature for 40 min; adding 1/3 pre-emulsion, and reacting for 30 min; then dropwise adding the rest pre-emulsion at a constant speed, and controlling the time to be 3 h; after the dropwise addition is finished, the reaction is continued for 3 hours under the condition of heat preservation, and then the temperature is reduced to 50 ℃; adjusting the pH value to be neutral, filtering and discharging to obtain a finished product.
Example 3
The low-viscosity high-solid-content acrylic pressure-sensitive adhesive is prepared from the following raw materials in parts by weight: 130 parts of butyl acrylate, 90 parts of acrylic acid-2-ethylhexyl ester, 160 parts of ethyl acrylate, 95 parts of styrene, 100 parts of methyl methacrylate, 65 parts of acrylic acid, 12 parts of fatty alcohol-polyoxyethylene ether sodium sulfate, 9 parts of polyoxyethylene alkylphenol ether, 2.5 parts of benzoyl peroxide, 4 parts of dilauroyl peroxide, 12 parts of buffering agent, 2.5 parts of n-octyl mercaptan, 4 parts of tert-octyl mercaptan and 105 parts of distilled water.
A preparation method of low-viscosity high-solid content acrylic pressure-sensitive adhesive is characterized by comprising the following steps: the method comprises the following steps:
(1) weighing butyl acrylate, 2-ethylhexyl acrylate, ethyl acrylate, styrene, methyl methacrylate and acrylic acid, and putting into a container to be uniformly mixed to prepare a mixed monomer; weighing 1/6 weight parts of fatty alcohol-polyoxyethylene ether sodium sulfate, benzoyl peroxide, dilauroyl peroxide and distilled water, adding into an emulsifying cup, adding the mixed monomer at a constant speed, controlling the time at 40min, the emulsifying temperature at 55 ℃, starting stirring at a stirring speed of 140r/min for 20min, and emulsifying to obtain a pre-emulsion;
(2) weighing the rest of sodium fatty alcohol-polyoxyethylene ether sulfate, benzoyl peroxide, dilauroyl peroxide and distilled water, adding into a reaction kettle, stirring at a stirring speed of 230r/min for 25min, heating to 85 deg.C, and keeping the temperature for 30 min; adding 1/3 pre-emulsion, and reacting for 40 min; then dropwise adding the rest pre-emulsion at constant speed, and controlling the time to be 2.5 h; after the dropwise addition is finished, the reaction is continued for 2.5 hours under the condition of heat preservation, and then the temperature is reduced to 45 ℃; adjusting the pH value to be neutral, filtering and discharging to obtain a finished product.
First, performance test
The solid content of the low-viscosity-resistant high-solid-content acrylic pressure-sensitive adhesive is measured according to GB/T2793-1995 standard; viscosity measurements were carried out at 25 ℃ using a rotational viscometer model NDJ-1 (Shanghai balance Instrument plant) according to the GB/T2794-1995 Standard. The results are shown in Table 1.
TABLE 1
| Item | Example 1 | Example 2 | Example 3 |
| Viscosity (mPa. s) | 325 | 330 | 335 |
| Solid content (%) | 68 | 66 | 67 |
As can be seen from Table 1, the acrylic pressure-sensitive adhesive with low viscosity and high solid content prepared in the embodiments 1 to 3 of the present invention has good solid content of not less than 65% and viscosity of less than 400mPa · s, and is suitable for the requirement of high-speed coating.
The above embodiments are merely provided to help understand the method and core principle of the present invention, and the main steps and embodiments of the present invention are described in detail by using specific examples. To those skilled in the art, the various conditions and parameters may be varied as desired in a particular implementation in accordance with the principles of the invention, and in view of the foregoing, the description is not to be taken as limiting the invention.
Claims (10)
1. A low-viscosity high-solid content acrylic pressure-sensitive adhesive is characterized in that: the feed is prepared from the following raw materials in parts by weight: 150 parts of butyl acrylate, 80-100 parts of 2-ethylhexyl acrylate, 170 parts of ethyl acrylate, 85-100 parts of styrene, 95-115 parts of methyl methacrylate, 55-80 parts of acrylic acid, 8-15 parts of fatty alcohol polyoxyethylene ether sodium sulfate, 8-12 parts of polyoxyethylene alkylphenol ether, 2-3 parts of benzoyl peroxide, 3-6 parts of dilauroyl peroxide, 8-15 parts of a buffering agent, 2-3 parts of n-octyl mercaptan, 3-6 parts of tert-octyl mercaptan and 110 parts of distilled water.
2. A low viscosity high solids acrylic pressure sensitive adhesive as claimed in claim 1, wherein: the feed is prepared from the following raw materials in parts by weight: 130 parts of butyl acrylate, 90 parts of acrylic acid-2-ethylhexyl ester, 160 parts of ethyl acrylate, 95 parts of styrene, 100 parts of methyl methacrylate, 65 parts of acrylic acid, 12 parts of fatty alcohol-polyoxyethylene ether sodium sulfate, 9 parts of polyoxyethylene alkylphenol ether, 2.5 parts of benzoyl peroxide, 4 parts of dilauroyl peroxide, 12 parts of buffering agent, 2.5 parts of n-octyl mercaptan, 4 parts of tert-octyl mercaptan and 105 parts of distilled water.
3. The process for preparing a low viscosity high solids acrylic pressure sensitive adhesive as claimed in claims 1-2, wherein: the method comprises the following steps:
(1) weighing butyl acrylate, 2-ethylhexyl acrylate, ethyl acrylate, styrene, methyl methacrylate and acrylic acid, and putting into a container to be uniformly mixed to prepare a mixed monomer; weighing partial weight of fatty alcohol-polyoxyethylene ether sodium sulfate, benzoyl peroxide, dilauroyl peroxide and distilled water, adding into an emulsifying cup, adding the mixed monomer at a constant speed, controlling the time at 30-50min, the emulsifying temperature at 50-60 ℃, starting stirring at the stirring speed of 120-150r/min, and the stirring time at 10-30min, and emulsifying to obtain a pre-emulsion;
(2) weighing the rest of the sodium fatty alcohol-polyoxyethylene ether sulfate, the benzoyl peroxide, the dilauroyl peroxide and the distilled water, adding the weighed materials into a reaction kettle, starting stirring at the stirring speed of 200-250r/min for 15-35min, heating to 80-90 ℃, and preserving heat for 20-40 min; adding part of the pre-emulsion, and reacting for 30-50 min; then dropwise adding the rest pre-emulsion at constant speed, and controlling the time to be 2-3 h; after the dropwise addition is finished, the reaction is continued for 2 to 3 hours under the condition of heat preservation, and then the temperature is reduced to 40 to 50 ℃; adjusting the pH value to be neutral, filtering and discharging to obtain a finished product.
4. The method of preparing a low viscosity high solids acrylic pressure sensitive adhesive of claim 3, wherein: 1/6 weight parts of fatty alcohol-polyoxyethylene ether sodium sulfate, benzoyl peroxide, dilauroyl peroxide and distilled water are weighed in the step (1) and added into an emulsifying cup.
5. The method of preparing a low viscosity high solids acrylic pressure sensitive adhesive of claim 3, wherein: and (2) adding the mixed monomer at a constant speed in the step (1), and controlling the time to be 40 min.
6. The method of preparing a low viscosity high solids acrylic pressure sensitive adhesive of claim 3, wherein: the emulsification temperature in the step (1) is 55 ℃.
7. The method of preparing a low viscosity high solids acrylic pressure sensitive adhesive of claim 3, wherein: in the step (1), the stirring speed is 130r/min, and the stirring time is 20 min.
8. The method of preparing a low viscosity high solids acrylic pressure sensitive adhesive of claim 3, wherein: the stirring speed in the step (2) is 200-250r/min, and the stirring time is 15-35 min.
9. The method of preparing a low viscosity high solids acrylic pressure sensitive adhesive of claim 3, wherein: and (3) heating to 85 ℃ in the step (2), and keeping the temperature for 30 min.
10. The method of preparing a low viscosity high solids acrylic pressure sensitive adhesive of claim 3, wherein: and (3) adding 1/3 pre-emulsion in the step (2) and reacting for 30-50 min.
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| CN202010905351.2A CN112080229A (en) | 2020-09-01 | 2020-09-01 | Low-viscosity high-solid-content acrylic pressure-sensitive adhesive and preparation method thereof |
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| CN202010905351.2A CN112080229A (en) | 2020-09-01 | 2020-09-01 | Low-viscosity high-solid-content acrylic pressure-sensitive adhesive and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105175620A (en) * | 2015-09-02 | 2015-12-23 | 巨石集团有限公司 | Preparation method of emulsion type pressure-sensitive adhesive |
| CN111363503A (en) * | 2020-04-30 | 2020-07-03 | 骏能化工（龙南）有限公司 | High-solid-content low-viscosity pressure-sensitive adhesive emulsion |
| US20200255700A1 (en) * | 2017-09-27 | 2020-08-13 | Dow Global Technologies Llc | Acrylic adhesive compositions and methods of making same |
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2020
- 2020-09-01 CN CN202010905351.2A patent/CN112080229A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105175620A (en) * | 2015-09-02 | 2015-12-23 | 巨石集团有限公司 | Preparation method of emulsion type pressure-sensitive adhesive |
| US20200255700A1 (en) * | 2017-09-27 | 2020-08-13 | Dow Global Technologies Llc | Acrylic adhesive compositions and methods of making same |
| CN111363503A (en) * | 2020-04-30 | 2020-07-03 | 骏能化工（龙南）有限公司 | High-solid-content low-viscosity pressure-sensitive adhesive emulsion |
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Effective date of registration: 20220111 Address after: 246000 south of Longshan East Road and west of Gaoqiao Road, Taihu Economic Development Zone, Anqing City, Anhui Province Applicant after: Anhui Fuyin New Material Co.,Ltd. Address before: No. 30339, Bao'an North Road, Luohu District, Shenzhen, Guangdong 518000 Applicant before: Xu Guizhen |
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Application publication date: 20201215 |