Antibacterial polyester finish coat for color coating steel plate and preparation thereof
A color-coated steel plate and topcoat technology, which is applied to polyester coatings, biocide-containing paints, coatings, etc., can solve the problem of no polyester topcoat with antibacterial function, and achieve the effect of simple process
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Embodiment 1
[0017] The weights of white gray polyester topcoat, saturated polyester resin component, silver-loaded titanium dioxide, diluent component and non-ionic high molecular polymer containing pigment-friendly groups are respectively: 100 kg, 2 kg, 2 kg, 10 kg, 0.1 kg;
[0018] Mix and add part of the white gray polyester topcoat, all saturated polyester resin components, all silver-loaded titanium dioxide, part of the diluent component and some non-ionic polymers containing pigment-friendly groups to the sand mill, and grind evenly Finally, it is added to the high-speed disperser, and the remaining materials in the formula are added at the same time, and stirred at a high speed to obtain the finished antibacterial polyester topcoat.
Embodiment 2
[0020] Ingredients Sea blue polyester topcoat, saturated polyester resin component, modified silver-loaded titanium dioxide, diluent component and aromatic hydrocarbon solvent are respectively: 100 kg, 20 kg, 10 kg, 60 kg, 10 kg;
[0021] Mix and add part of sea blue polyester topcoat, all saturated polyester resin components, all modified silver-loaded titanium dioxide, part of diluent components and part of aromatic solvent to the sand mill, grind evenly, and then add to the high-speed disperser , and at the same time add the remaining materials in the formula and stir at high speed to obtain the finished antibacterial polyester topcoat.
Embodiment 3
[0023] The mass of ingredients crimson polyester topcoat, saturated polyester resin component, modified silver-loaded titanium dioxide, diluent component and polyether modified polydimethylsiloxane interpolymer are respectively: 100 kg, 20 kg, 10 kg kg, 60 kg, 10 kg;
[0024] Mix and add part of crimson polyester topcoat, all saturated polyester resin components, all modified silver-loaded titanium dioxide, part thinner components and part polyether modified polydimethylsiloxane interpolymer to the sand mill, After grinding evenly, add it to the high-speed disperser, add the remaining materials in the formula at the same time, and stir at a high speed to obtain the finished antibacterial polyester topcoat.
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