Hydrophobic coating for external wall of building and preparation method of hydrophobic coating

A technology for hydrophobic coatings and building exterior walls. It is applied in the field of decorative materials. It can solve the problems of easy staining, acid resistance, high sterilization and self-cleaning performance, and achieve good hydrophobic performance, clean and tidy, and high antibacterial and self-cleaning performance.

Inactive Publication Date: 2015-09-09
SUZHOU DEXIANG DECORATION ENG
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Technical problem to be solved: Aiming at the shortcomings of the existing exterior wall coatings such as poor hydrophobicity, acid resistance, and easy staining, the present invention provides...

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] A kind of hydrophobic paint for building exterior wall, containing the following components in parts by mass: 26 parts of acrylate emulsion, 12 parts of pure acrylic emulsion, 20 parts of kaolin powder, 3 parts of lithopone, 2 parts of diatomite, 1 part of kyanite powder 0.2 parts of magnesium stearate, 0.1 parts of tributyl phosphate, 0.1 parts of polyoxyethylene polyoxypropanolamine ether, 0.08 parts of sodium carboxymethyl cellulose, 0.12 parts of isothiazolinone, 1 part of propylene glycol, 2- 0.1 part of amino-2-methyl-1-propanol, 0.2 part of water-repellent agent, 0.7 part of propylene glycol methyl ether acetate, 0.2 part of ethylene glycol monoethyl ether acetate, 0.3 part of abietyl alcohol, and 5 parts of water.

[0020] A kind of preparation method of hydrophobic coating for building exterior wall, the preparation steps of this method are as follows:

[0021] Step 1: Add water to the disperser, then add magnesium stearate, tributyl phosphate, polyoxyethylene ...

Embodiment 2

[0026] A kind of hydrophobic paint for building exterior wall, containing the following components in parts by mass: 40 parts of acrylate emulsion, 22 parts of pure acrylic emulsion, 30 parts of kaolin powder, 10 parts of lithopone, 7 parts of diatomite, 5 parts of kyanite powder 0.4 parts of magnesium stearate, 0.3 parts of tributyl phosphate, 0.26 parts of polyoxyethylene polyoxypropanolamine ether, 0.17 parts of sodium carboxymethyl cellulose, 0.33 parts of isothiazolinone, 3.6 parts of propylene glycol, 2- 0.4 parts of amino-2-methyl-1-propanol, 0.5 parts of water-repellent agent, 1.7 parts of propylene glycol methyl ether acetate, 0.5 parts of ethylene glycol monoethyl ether acetate, 1 part of abietyl alcohol, and 16 parts of water.

[0027] A kind of preparation method of hydrophobic coating for building exterior wall, the preparation steps of this method are as follows:

[0028] Step 1: Add water to the disperser, then add magnesium stearate, tributyl phosphate, polyoxy...

Embodiment 3

[0033] A hydrophobic paint for building exterior walls, containing the following components in parts by mass: 29 parts of acrylate emulsion, 15 parts of pure acrylic emulsion, 22 parts of kaolin powder, 5 parts of lithopone, 3 parts of diatomite, 1.5 parts of kyanite powder 0.23 parts of magnesium stearate, 0.15 parts of tributyl phosphate, 0.14 parts of polyoxyethylene polyoxypropanolamine ether, 0.1 parts of sodium carboxymethyl cellulose, 0.17 parts of isothiazolinone, 1.6 parts of propylene glycol, 2- 0.17 parts of amino-2-methyl-1-propanol, 0.28 parts of water repellent, 0.9 parts of propylene glycol methyl ether acetate, 0.28 parts of ethylene glycol monoethyl ether acetate, 0.5 parts of abietyl alcohol, and 7 parts of water.

[0034] A kind of preparation method of hydrophobic coating for building exterior wall, the preparation steps of this method are as follows:

[0035] Step 1: Add water to the disperser, then add magnesium stearate, tributyl phosphate, polyoxyethyle...

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PUM

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Abstract

The invention relates to a hydrophobic coating for the external wall of a building and a preparation method of the hydrophobic coating. The coating comprises the following components in parts by mass: 26-40 parts of acrylate emulsion, 12-22 parts of pure acrylic emulsion, 20-30 parts of kaolin powder, 3-10 parts of lithopone, 2-7 parts of kieselguhr, 1-5 parts of kyanite powder, 0.2-0.4 part of magnesium stearate, 0.1-0.3 part of tributyl phosphate, 0.1-0.26 part of polyoxyethylene propanolamine ether, 0.08-0.17 part of sodium carboxymethylcellulose, 0.12-0.33 part of isothiazolinone, 1-3.6 parts of propylene glycol, 0.1-0.4 part of 2-amino-2-methyl-1-propyl alcohol, 0.2-0.5 part of water repellent, 0.7-1.7 parts of propylene glycol methyl ether acetate, 0.2-0.5 part of ethylene glycol monoethyl ether acetate, 0.3-1 part of abietinol and 5-16 parts of water. The coating provided by the invention has good hydrophobic property and high acid resistance, aging resistance and sterilization and self-cleaning property.

Description

technical field [0001] The invention relates to the technical field of decorative materials, in particular to a hydrophobic coating for building exterior walls and a preparation method thereof. Background technique [0002] With the rapid development of social economy, the continuous improvement of people's living standards and the emergence of a large number of high-rise buildings, the requirements for architectural coatings, especially exterior wall coatings, are getting higher and higher. High-performance functional exterior wall coatings have become the focus of current research and development . Exterior wall coatings are mainly used to decorate and protect the exterior walls of buildings, so that the appearance of buildings is neat and beautiful, so as to achieve the purpose of beautifying the urban environment. At the same time, it can protect the outer wall of the building, prolong the service time, and obtain good decoration and protection effects. [0003] Existi...

Claims

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Application Information

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IPC IPC(8): C09D133/00C09D133/04C09D5/14C09D7/12
CPCC09D133/04C08L2205/035C09D5/14C09D5/16C09D7/61C09D7/63C08L33/00C08L71/02C08L1/286C08K13/02C08K3/346C08K3/34C08K5/098C08K5/521C08K5/053C08K5/17
Inventor 秦勇
Owner SUZHOU DEXIANG DECORATION ENG
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