Functional paint for outer wall
A technology for functional coatings and exterior walls, applied in the field of coatings, can solve problems such as limited heat insulation effect, poor adhesion, and poor coating uniformity
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Embodiment 1
[0019] A functional coating for exterior walls, component A includes the following raw materials in parts by weight: 45 parts of base emulsion, 12 parts of glass microspheres, 7 parts of titanium dioxide, 10 parts of filler, 10 parts of water, 10 parts of auxiliary agent (film-forming auxiliary 7 parts of agent, 0.1 part of leveling agent, 1.4 part of thickener, 0.5 part of wetting agent, 0.4 part of dispersant, 0.1 part of defoamer and 0.5 part of pH regulator); the base emulsion is fluoroolefin and vinyl ester The copolymer emulsion has a fluorine content of 22% and a solid content of 45%; the film-forming aid is 3-ethoxy ethyl propionate; the leveling agent is a silicone leveling agent; the dispersant is poly Carboxylic acid sodium salt, the thickener is an alkali-swellable thickener, and the pH regulator is dimethylethanolamine.
[0020] Component B includes 65 parts by weight of water-based isocyanate and 35 parts by weight of propylene glycol methyl ether acetate.
[00...
Embodiment 2
[0023] A functional coating for exterior walls, comprising component A and component B, which are mixed at a weight ratio of 5:1 when the coating is used.
[0024] Component A includes the following raw materials by weight: 55 parts of base emulsion, 10 parts of glass microspheres, 8 parts of titanium dioxide, 7 parts of filler, 8 parts of water, 15 parts of additives (12.2 parts of film-forming aids, 0.3 parts of leveling agent part, 0.5 part of thickener, 0.7 part of wetting agent, 0.8 part of dispersant and 0.2 part of defoamer and 0.3 part of pH regulator), 0.5 part of nano-scale titanium dioxide, 0.5 part of nano-zinc oxide; the base emulsion is fluorine Copolymer emulsion of olefin and vinyl ester with 20% fluorine and 55% solids.
[0025] Component B includes 70 parts by weight of water-based isocyanate and 30 parts by weight of propylene glycol methyl ether acetate.
[0026] In component A, the filler is a mixture obtained by mixing talcum powder and nano-tin oxide in...
Embodiment 3
[0028] A functional coating for exterior walls, comprising component A and component B, which are mixed at a weight ratio of 8:1 when the coating is used.
[0029] Component A includes the following raw materials in parts by weight: 45 parts of base emulsion, 12 parts of glass microspheres, 7 parts of titanium dioxide, 12 parts of filler, 13 parts of water, 20 parts of additives (15 parts of film-forming aids, 0.5 parts of leveling agent part, 2.0 parts of thickener, 1.0 part of wetting agent, 0.5 part of dispersant, 0.2 part of defoamer and 0.8 part of pH regulator), 1 part of nano-scale titanium dioxide, and 1 part of nano-zinc oxide; the base emulsion is fluorine Copolymer emulsion of olefin and vinyl ester, the fluorine content is 25%; the film-forming aid is 3-ethoxy ethyl propionate; the leveling agent is a silicone leveling agent; the dispersant is polycarboxylic acid sodium salt, the thickener is an alkali-swellable thickener, and the pH regulator is dimethylethanolami...
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