Colorless transparent self-cleaning paint and preparation method thereof
A self-cleaning and coating technology, applied in the direction of coating, etc., can solve the problems of poor adhesion and short self-cleaning effect
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Embodiment 1
[0025] The composition and parts by weight of the transparent self-cleaning paint provided by the present embodiment are as follows:
[0026] Orthoethyl silicate 10
[0027] water 10
[0028] Isopropanol 70.3
[0029] Ethylene glycol methyl ether 9.5
[0030] Phosphoric acid 0.2
[0031] Water repellent polymer BYK-37201
[0032] The preparation process of this transparent self-cleaning paint is as follows:
[0033] ①Take 10 parts by weight of tetraethyl orthosilicate and 10 parts of water, put them in the reactor and let it stand at room temperature for 72 hours, then add 70.3 parts of isopropanol, 9.5 parts of ethylene glycol methyl ether, and 0.2 parts of phosphoric acid, and then stir.
[0034] ②The rotation speed is controlled at 640 rpm, the temperature is controlled at 50°C, and the reaction is stirred for 120 hours.
[0035] ③ Add 200 parts of isopropanol to the above 100 parts of the solution, then let it stand at room temperature for 3 hours, then add 1% BYK-37...
Embodiment 2
[0037] The composition and parts by weight of the transparent self-cleaning paint provided by the present embodiment are as follows:
[0038] tetraethyl orthosilicate 12
[0039] water 12
[0040] Isopropanol 65.4
[0041] Ethylene glycol methyl ether 10
[0042] Phosphoric acid 0.6
[0043] Water repellent polymer BYK-37201.2
[0044] The preparation process of this transparent self-cleaning paint is as follows:
[0045] ①Take 12 parts by weight of tetraethyl orthosilicate, 12 parts of water, put them in the reactor and let it stand at room temperature for 72 hours, then add 65.4 parts of isopropanol, 10 parts of ethylene glycol methyl ether, and 0.6 parts of phosphoric acid, and then stir.
[0046] ②The rotation speed is controlled at 640 rpm, the temperature is controlled at 50°C, and the reaction is stirred for 120 hours.
[0047] ③ Add 200 parts of isopropanol to the above 100 parts of the solution, then let it stand at room temperature for 3 hours, then add 1.2% BY...
Embodiment 3
[0049] The composition and parts by weight of the transparent self-cleaning paint provided by the present embodiment are as follows:
[0050] Tetraethyl orthosilicate 14
[0051] water 14
[0052] Isopropanol 59.2
[0053] Ethylene glycol methyl ether 12
[0054] Phosphoric acid 0.8
[0055] Water repellent polymer BYK-37201.4
[0056] The preparation process of this transparent self-cleaning paint is as follows:
[0057] ①Take 14 parts by weight of tetraethyl orthosilicate and 14 parts of water, put them in the reactor and let it stand at room temperature for 72 hours, then add 59.2 parts of isopropanol, 12 parts of ethylene glycol methyl ether, and 0.8 parts of phosphoric acid, and then stir.
[0058] ②The rotation speed is controlled at 640 rpm, the temperature is controlled at 50°C, and the reaction is stirred for 120 hours.
[0059] ③ Add 200 parts of isopropanol to the above 100 parts of the solution, then let it stand at room temperature for 3 hours, then add 1.4%...
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