Valve hand wheel coating
A coating and handwheel technology, applied in anti-corrosion coatings, epoxy resin coatings, coatings, etc., can solve the problems of easy corrosion, slippage and wear, and achieve the effect of increasing friction and excellent wear resistance.
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Embodiment 1
[0015] (1) First add 10 parts of jute fiber, 7 parts of nano-alumina and 40 parts of glycerol to 72 parts of high chlorinated polyethylene resin, mix well and then microwave for 15 minutes at a microwave frequency of 2450MHz and a power of 800W to obtain the material I;
[0016] (2) Add 16 parts of gypsum powder and 11 parts of hydroxypropyl starch ether into 50 parts of water for beating, and after forming a uniform slurry, add 13 parts of expansive cement and 5 parts of rice bran wax, heat to 75-80°C and keep stirring for 15 minutes, then Send it into a freeze dryer for drying, and then pulverize it into a powder by a pulverizer to obtain material II;
[0017] (3) Add material I and 16 parts of ethyl acetoacetate to 40 parts of bisphenol A epoxy resin, heat to 105-110°C and keep stirring for 15 minutes, then add material II and 4 parts of polyoxyethylene polyoxypropanolamine Ether, continue to heat and stir for 10 minutes, and then add 5 parts of sorbitol and 3 parts of cob...
Embodiment 2
[0020] (1) Add 11 parts of jute fibers, 8 parts of nano-alumina and 45 glycerol to 75 parts of high chlorinated polyethylene resin earlier, after mixing uniformly, microwave treatment 15min under microwave frequency 2450MHz, power 800W, obtain material I ;
[0021] (2) Add 18 parts of gypsum powder and 13 parts of hydroxypropyl starch ether into 55 parts of water for beating. After forming a uniform slurry, add 15 parts of expansive cement and 7 parts of rice bran wax, heat to 75-80°C and keep stirring for 15 minutes, then Send it into a freeze dryer for drying, and then pulverize it into a powder by a pulverizer to obtain material II;
[0022] (3) Add material I and 18 parts of ethyl acetoacetate to 45 parts of bisphenol A epoxy resin, heat to 105-110°C and keep stirring for 15 minutes, then add material II and 5 parts of polyoxyethylene polyoxypropanolamine Ether, continue to heat and stir for 15 minutes, and then add 6 parts of sorbitol and 4 parts of cobalt hydroxide afte...
Embodiment 3
[0025] (1) First add 12 parts of jute fiber, 9 parts of nano-alumina and 45 parts of glycerol to 80 parts of high chlorinated polyethylene resin, mix well and then microwave at a microwave frequency of 2450MHz and a power of 800W for 15min to obtain the material I;
[0026] (2) Add 20 parts of gypsum powder and 15 parts of hydroxypropyl starch ether into 60 parts of water for beating. After forming a uniform slurry, add 16 parts of expansive cement and 8 parts of rice bran wax, heat to 75-80°C and keep stirring for 20 minutes, then Send it into a freeze dryer for drying, and then pulverize it into a powder by a pulverizer to obtain material II;
[0027] (3) Add material I and 20 parts of ethyl acetoacetate to 50 parts of bisphenol A epoxy resin, heat to 105-110°C and keep stirring for 15 minutes, then add material II and 6 parts of polyoxyethylene polyoxypropanolamine Ether, continue to heat and stir for 15 minutes, and then add 8 parts of sorbitol and 5 parts of cobalt hydro...
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