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Water-based high-temperature-resistant air-drying coating and preparation method thereof

A high temperature-resistant, self-drying technology, applied in anti-corrosion coatings, fire-proof coatings, coatings, etc., can solve the problems of poor salt spray resistance, low mechanical strength, long curing time, etc., to improve adhesion and increase heat resistance Sex, the effect of improving binding ability

Inactive Publication Date: 2020-06-12
山东七维新材料有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Aiming at the problems of long curing time, poor adhesion, low mechanical strength and poor salt spray resistance in the prior art, the present invention provides a water-based high temperature resistant self-drying coating and a preparation method thereof to solve the above problems

Method used

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  • Water-based high-temperature-resistant air-drying coating and preparation method thereof
  • Water-based high-temperature-resistant air-drying coating and preparation method thereof

Examples

Experimental program
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Effect test

Embodiment 1

[0037] Water-based high-temperature-resistant self-drying coating, including the following components in parts by weight: 35 parts of water-based high-temperature-resistant resin, 0.5 parts of water-based silicone defoamer, 0.15 parts of amine neutralizer, 1.2 parts of substrate wetting agent, and dispersant 6 parts, 4 parts of film-forming aid (propylene glycol methyl ether), 3 parts of adhesion promoter, 7 parts of water-based high temperature resistant aluminum silver paste, 25 parts of distilled water I, 2 parts of thickener, and 2 parts of distilled water II.

[0038] The preparation method of the water-based high temperature resistant self-drying coating, the specific preparation steps are as follows:

[0039] (1) Add 35 parts of water-based high-temperature-resistant resin into the reaction tank, start stirring, control the temperature in the reaction tank to ≤40°C, control the speed of 800rpm / min, add 0.5 parts of water-based silicone defoamer, and amine neutralization ...

Embodiment 2

[0043] Water-based high-temperature-resistant self-drying coating, including the following components in parts by weight: 50 parts of water-based high-temperature-resistant resin, 0.6 parts of water-based silicone defoamer, 0.2 parts of amine neutralizer, 1.2 parts of substrate wetting agent, and dispersant 6 parts, 4 parts of film-forming aid (propylene glycol methyl ether), 3 parts of adhesion promoter, 8 parts of water-based high temperature resistant aluminum silver paste, 20 parts of distilled water I, 2 parts of thickener, and 2 parts of distilled water II.

[0044] The preparation method of the water-based high temperature resistant self-drying coating, the specific preparation steps are as follows:

[0045] (1) Add 50 parts of water-based high temperature resistant resin into the reaction tank, start stirring, control the temperature in the reaction tank to ≤40°C, control the speed of 900rpm / min, add 0.6 parts of water-based silicone defoamer and amine neutralization in...

Embodiment 3

[0049] Water-based high-temperature-resistant self-drying coating, including the following components in parts by weight: 60 parts of water-based high-temperature-resistant resin, 0.7 parts of water-based silicone defoamer, 0.3 parts of amine neutralizer, 1.5 parts of substrate wetting agent, and dispersant 7 parts, 5 parts of film-forming aid (propylene glycol methyl ether), 3 parts of adhesion promoter, 8 parts of water-based high temperature resistant aluminum silver paste, 20 parts of distilled water I, 3 parts of thickener, and 3 parts of distilled water II.

[0050] The preparation method of the water-based high temperature resistant self-drying coating, the specific preparation steps are as follows:

[0051] (1) Add 60 parts of water-based high-temperature-resistant resin into the reaction tank, start stirring, control the temperature in the reaction tank to ≤40°C, control the speed of 1000rpm / min, and add 0.7 parts of water-based silicone defoamer and amine neutralizati...

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Abstract

The invention relates to a water-based high-temperature-resistant air-drying coating and a preparation method thereof, and belongs to the technical field of water-based coatings. The water-based high-temperature-resistant air-drying coating is prepared from, by weight, 30-70 parts of water-based high-temperature-resistant resin, 0.05-2.0 parts of a water-based organic silicon defoaming agent, 0.5-3.0 parts of an amine neutralizer, 0.1-3.0 parts of a base material wetting agent, 0.5-10 parts of a dispersing agent, 1-15 parts of a coalescing agent, 0.1-5 parts of an adhesion promoter, 3-10 partsof a water-based high-temperature-resistant aluminum paste, 15-30 parts of distilled water I, 0.1-5 parts of a thickening agent and 0.1-5 parts of distilled water II. The water-based high-temperature-resistant air-drying coating has excellent high-temperature resistance and corrosion resistance, and is short in surface drying time and high in adhesive force.

Description

technical field [0001] The invention belongs to the technical field of water-based coatings, in particular to water-based high-temperature-resistant self-drying coatings and a preparation method thereof. Background technique [0002] With the development of high technology, the demand for functional water-based high-temperature resistant coatings in the fields of modern chemical industry and aerospace is showing a trend of diversification. Aiming at the differentiated demand of high temperature resistant coatings, a large number of research reports have emerged at home and abroad. At present, the research work of scholars at home and abroad focuses on the synthesis and modification of coating matrix resin, the effect of high-temperature pigments and fillers, and the failure mechanism of coatings, and has developed a variety of different temperature resistance grades and functions. High temperature paint. In the research of high temperature resistant coatings, silicone resi...

Claims

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Application Information

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IPC IPC(8): C09D183/04C09D5/10C09D7/63C09D7/61
CPCC08K2003/0812C08L2201/08C09D5/103C09D5/18C09D7/61C09D7/63C09D183/04C08K3/34C08K3/36C08K3/08C08K5/06C08K13/02
Inventor 党勇姜凤冕
Owner 山东七维新材料有限公司
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