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Acrylic resin and its preparation method

A technology of acrylic resin and pentene, applied in the direction of coating, can solve the problems to be improved, the boiling water resistance and hydrophobicity of acrylic resin are not ideal, and achieve good high and low temperature resistance, boiling water resistance and excellent hydrophobicity. Effect

Active Publication Date: 2022-03-04
上海元邦化工制造有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In the prior art, the boiling water resistance and hydrophobic properties of acrylic resins are not ideal and need to be improved

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] A kind of acrylic resin, adopts following method to prepare:

[0040] (1) 110 grams of ethylene glycol monobutyl ether is heated to 110 ° C;

[0041] (2) Mix 100 grams of complex monomers, 3.5 grams of di-tert-butyl peroxide, and 0.4 grams of 2,4-diphenyl-4-methyl-1-pentene, and add the above-mentioned ethylene glycol monobutylene dropwise. In ether, the dropping time is 3 hours, and the temperature is kept at 110°C for 3 hours;

[0042] (3) The solvent was evaporated under reduced pressure, and dried at 90° C. for 3 hours to obtain the acrylic resin.

[0043] The composite monomer is formed by mixing monomer A, monomer B, monomer C, monomer D and monomer E. The mass ratio of monomer A, monomer B, monomer C, monomer D and monomer E is 35:35:10:10:10.

Embodiment 2

[0045] A kind of acrylic resin, adopts following method to prepare:

[0046] (1) 110 grams of ethylene glycol monobutyl ether is heated to 110 ° C;

[0047] (2) Mix 100 grams of complex monomers, 3.5 grams of di-tert-butyl peroxide, and 0.4 grams of 2,4-diphenyl-4-methyl-1-pentene, and add the above-mentioned ethylene glycol monobutylene dropwise. In ether, the dropping time is 3 hours, and the temperature is kept at 110°C for 3 hours;

[0048] (3) The solvent was evaporated under reduced pressure, and dried at 90° C. for 3 hours to obtain the acrylic resin.

[0049] The composite monomer is formed by mixing monomer B, monomer C, monomer D and monomer E. The mass ratio of monomer B, monomer C, monomer D and monomer E is 70:10:10:10.

Embodiment 3

[0051] A kind of acrylic resin, adopts following method to prepare:

[0052] (1) 110 grams of ethylene glycol monobutyl ether is heated to 110 ° C;

[0053] (2) Mix 100 grams of complex monomers, 3.5 grams of di-tert-butyl peroxide, and 0.4 grams of 2,4-diphenyl-4-methyl-1-pentene, and add the above-mentioned ethylene glycol monobutylene dropwise. In ether, the dropping time is 3 hours, and the temperature is kept at 110°C for 3 hours;

[0054] (3) The solvent was evaporated under reduced pressure, and dried at 90° C. for 3 hours to obtain the acrylic resin.

[0055] The composite monomer is formed by mixing monomer A, monomer C, monomer D and monomer E. The mass ratio of monomer A, monomer C, monomer D and monomer E is 70:10:10:10.

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PUM

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Abstract

The invention discloses an acrylic resin and a preparation method thereof. The acrylic resin is prepared by the following method: (1) heating ethylene glycol monobutyl ether to 105-115°C; (2) monomer A Dodecafluoroheptyl methacrylate, Monomer B3,3,4,4,5,5,6,6,7,8,8,8-dodecafluoro-7-(trifluoromethyl)octyl acrylate , monomer C dodecyl acrylate, monomer D 2-ethylhexyl methacrylate, monomer E butyl methacrylate, di-tert-butyl peroxide, 2,4-diphenyl-4 ‑Methyl‑1‑pentene is mixed evenly, added dropwise to the above-mentioned ethylene glycol monobutyl ether, and kept at 105‑115° C. for 2‑4 hours; (3) decompressed to remove solvent and dry to obtain the acrylic acid resin. The acrylic resin prepared by the invention has good high and low temperature resistance, weather resistance, electrical insulation, chemical stability and water resistance.

Description

technical field [0001] The invention relates to an acrylic resin and a preparation method thereof. Background technique [0002] Acrylic resin is a commonly used chemical material, mainly used as paint and used in textile printing and dyeing. Acrylic resins are copolymerized from acrylates or methacrylates and other ethylenic monomers. The main raw materials of acrylic resin are: monomer, initiator, solvent and chain transfer agent, any adjustment of any raw material will affect the performance of the product. [0003] By selecting different acrylic resins, different pigments, additives, solvents and crosslinking agents. It can synthesize acrylic paints with various types, performances and applications. [0004] In the prior art, the boiling water resistance and hydrophobicity of the acrylic resin are not ideal and need to be improved. Contents of the invention [0005] Aiming at the deficiencies in the prior art, the technical problem to be solved by the present inven...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C08F220/24C08F220/18C09D133/16
CPCC08F220/24C09D133/16C08F220/1812C08F220/1808C08F220/1804
Inventor 黄美蓉
Owner 上海元邦化工制造有限公司