Novel heat-resistant corrosion-resistant coating as well as preparation and application method thereof
A corrosion-resistant and heat-resistant technology, which is used in the preparation of new heat-resistant and corrosion-resistant coatings and corrosion-resistant coatings. It can solve the problems of poor adhesion, dry cracking and falling off of coatings, and can not withstand higher temperatures, so as to achieve stable performance. , low application cost, good heat resistance
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Example Embodiment
[0039] Example 1
[0040] A new type of heat-resistant and corrosion-resistant coating, based on weight components, includes the following components:
[0041] 25 parts of ethyl silicate
[0042] 50 parts of methyl triethoxy silane
[0043] Triethylamine 10 parts
[0044] 80 parts of ethanol
[0045] 0.2M hydrochloric acid 10 parts
[0046] O-cresol epoxy resin 30 parts
[0047] Xylene 15 parts
[0048] 3 parts diatomaceous earth
[0049] 0.2 part of silica
[0050] Zinc oxide 2 parts
[0051] Zeolite powder 0.2 parts
[0052] Mica 10 parts
[0053] Butyl cellosolve 5 parts
[0054] Butanol 12 parts
[0055] The preparation method of the above-mentioned novel heat-resistant and corrosion-resistant paint includes the following steps:
[0056] (1) Mix ethyl silicate, methyltriethoxysilane and ethanol, and heat to 70°C;
[0057] (2) Add hydrochloric acid and continue to keep the temperature under stirring for 10 hours;
[0058] (3) After adding triethylamine to adjust the pH value ≥7, continue to keep t...
Example Embodiment
[0063] Example 2
[0064] A new type of heat-resistant and corrosion-resistant coating, based on weight components, includes the following components:
[0065] 45 parts of ethyl silicate
[0066] 70 parts of methyltriethoxysilane
[0067] 18 parts of triethylamine
[0068] 95 parts of ethanol
[0069] 0.2M hydrochloric acid 20 parts
[0070] O-cresol epoxy resin 50 parts
[0071] 30 parts xylene
[0072] 8 parts diatomaceous earth
[0073] Silicon dioxide 0.8 parts
[0074] Zinc oxide 6 parts
[0075] Zeolite powder 3 parts
[0076] Mica 20 parts
[0077] Butyl cellosolve 12 parts
[0078] Butanol 20 parts
[0079] The preparation method of the above-mentioned novel heat-resistant and corrosion-resistant paint includes the following steps:
[0080] (1) Mix ethyl silicate, methyltriethoxysilane and ethanol, and heat to 90°C;
[0081] (2) Add hydrochloric acid and continue to keep the temperature under stirring for 12h;
[0082] (3) After adding triethylamine to adjust the pH value ≥ 7, continue to kee...
Example Embodiment
[0087] Example 3
[0088] A new type of heat-resistant and corrosion-resistant coating, based on weight components, includes the following components:
[0089] 35 parts of ethyl silicate
[0090] 55 parts of methyltriethoxysilane
[0091] 15 parts of triethylamine
[0092] 90 parts of ethanol
[0093] 0.2M hydrochloric acid 15 parts
[0094] 35 parts of o-cresol novolac epoxy resin
[0095] Xylene 20 parts
[0096] Diatomaceous earth 5 parts
[0097] 0.5 part of silica
[0098] Zinc oxide 3 parts
[0099] Zeolite powder 2 parts
[0100] Mica 15 parts
[0101] Butyl cellosolve 10 parts
[0102] Butanol 15 parts
[0103] The preparation method of the above-mentioned novel heat-resistant and corrosion-resistant paint includes the following steps:
[0104] (1) Mix ethyl silicate, methyltriethoxysilane and ethanol, and heat to 80°C;
[0105] (2) Add hydrochloric acid and continue to keep the temperature under stirring for 11 hours;
[0106] (3) After adding triethylamine to adjust the pH value ≥ 7, contin...
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