Polyurethane anticorrosive coating for walls and preparation method of coating
A technology of anti-corrosion coatings and polyurethane, applied in the field of coatings, can solve the problems of long film-forming time, low film-forming hardness, and poor artificial aging resistance, and achieve the effects of stable porosity structure, stable chemical properties, and superior water vapor resistance
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Embodiment 1
[0062] The wall polyurethane anti-corrosion coating includes the following raw materials in parts by weight: 100 parts of polyurethane; 50 parts of hollow glass microspheres; 20 parts of mineral fiber; 20 parts of titanium dioxide; 7 parts of calcium; 3 parts of acetyl tributyl citrate; 5 parts of polyethylene wax; 1 part of silicone; 3 parts of defoamer; 3 parts of thickener; 3 parts of flame retardant; 3 parts of antifreeze; share;
[0063] The average particle size of the hollow glass microspheres is 500nm; the mineral fiber is a natural flame-retardant magnesia mineral; the bentonite is sodium-based bentonite; the light calcium has a particle size of 300 mesh The particle size of the polyethylene wax is 0.3 μm; the organosilicon is silicone oil; the defoamer is polyoxyethylene polyoxypropylene pentaerythritol ether; the thickener is methyl cellulose; The antifreeze is ethylene glycol; the dispersant is BYK104S.
[0064] The production method of wall polyurethane anticorr...
Embodiment 2
[0071] The wall polyurethane anti-corrosion coating includes the following raw materials in parts by weight: 110 parts of polyurethane; 60 parts of hollow glass microspheres; 30 parts of mineral fiber; 30 parts of titanium dioxide; 8 parts of calcium; 4 parts of acetyl tributyl citrate; 6 parts of polyethylene wax; 2 parts of silicone; 4 parts of defoamer; 4 parts of thickener; 4 parts of flame retardant; 4 parts of antifreeze; share;
[0072] The average particle size of the hollow glass microspheres is 800nm; the mineral fiber is a magnesium-rich silicate mineral fiber; the bentonite is calcium-based bentonite; the light calcium particle size is 600 mesh The particle size of the polyethylene wax is 1 μm; the organosilicon is silicone oil; the defoamer is polyoxyethylene polyoxypropanolamine ether; the thickener is hydroxypropyl methylcellulose The antifreeze agent is propylene glycol; the dispersant is BYK108.
[0073] The production method of wall polyurethane anticorrosi...
Embodiment 3
[0080] The wall polyurethane anti-corrosion coating includes the following raw materials in parts by weight: 115 parts of polyurethane; 65 parts of hollow glass microspheres; 40 parts of mineral fiber; 40 parts of titanium dioxide; 8 parts of calcium; 3 parts of acetyl tributyl citrate; 7 parts of polyethylene wax; 2 parts of silicone; 3 parts of defoamer; 3 parts of thickener; 4 parts of flame retardant; share;
[0081] The average particle size of the hollow glass microspheres is 1000nm; the mineral fiber is a natural flame-retardant magnesia mineral; the bentonite is a sodium-calcium bentonite; the light calcium particle size is 600 nm The particle size of the polyethylene wax is 1.5 μm; the organosilicon is silicone oil; the defoamer is polyoxypropylene glyceryl ether; the thickener is sodium carboxymethyl cellulose; The antifreezing agent is polyethylene glycol; the dispersant is BYK110.
[0082] The production method of wall polyurethane anticorrosion coating comprises...
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