Nanometer substrate solar heat-absorbing coating and preparation method thereof
A solar energy absorption, nano-matrix technology, applied in coatings, radiation-absorbing coatings, epoxy resin coatings, etc., can solve the problems of expensive materials, poor baking resistance, complex preparation processes, etc., and achieve low emissivity and thermal efficiency. High, simple process effect
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Embodiment 1
[0023] A nano-matrix solar heat absorbing coating, comprising the following raw materials in parts by weight: 25 parts of acrylate modified composite emulsion, 2 parts of nano-scale powder pigment, 7 parts of polyvinyl alcohol, 3 parts of ethylene glycol phenyl ether, nickel salt 2 parts, 4 parts of ethylene glycol phenyl ether, 2 parts of butyl acetate, 4 parts of ultrafine graphite powder, 5 parts of film-forming aids, 3 parts of triethanolamine, 0.2 parts of dispersant, 0.5 parts of thickener, nano-dioxide Silicon 0.3 part.
[0024] The acrylate-modified composite emulsion is selected from one or a mixture of acrylate emulsions, polyurethane-modified acrylate emulsions, epoxy resin-modified acrylate emulsions and silicone-modified acrylate emulsions.
[0025] The nano-scale powder pigment is composed of nano-scale titanium, nano-scale nickel, nano-scale copper oxide and nano-scale manganese oxide powder, wherein the nano-scale titanium, nano-scale nickel, nano-scale copper ...
Embodiment 2
[0035] A nano-matrix solar heat absorbing coating, comprising the following raw materials in parts by weight: 30 parts of acrylate modified composite emulsion, 5 parts of nano-scale powder pigment, 10 parts of polyvinyl alcohol, 10 parts of ethylene glycol phenyl ether, nickel salt 4 parts, 7 parts of ethylene glycol phenyl ether, 4 parts of butyl acetate, 6 parts of ultra-fine graphite powder, 7 parts of film-forming aid, 5 parts of triethanolamine, 0.3 parts of dispersant, 0.6 parts of thickener, nano-dioxide Silicon 2.5 parts.
[0036] The acrylate-modified composite emulsion is selected from one or a mixture of acrylate emulsions, polyurethane-modified acrylate emulsions, epoxy resin-modified acrylate emulsions and silicone-modified acrylate emulsions.
[0037] The nano-scale powder pigment is composed of nano-scale titanium, nano-scale nickel, nano-scale copper oxide and nano-scale manganese oxide powder, wherein the nano-scale titanium, nano-scale nickel, nano-scale copp...
Embodiment 3
[0046] A nano-matrix solar heat absorbing coating, comprising the following raw materials in parts by weight: 35 parts of acrylate modified composite emulsion, 8 parts of nano-scale powder pigment, 12 parts of polyvinyl alcohol, 15 parts of ethylene glycol phenyl ether, nickel salt 6 parts, 10 parts of ethylene glycol phenyl ether, 6 parts of butyl acetate, 8 parts of ultrafine graphite powder, 10 parts of film-forming aids, 7 parts of triethanolamine, 0.4 parts of dispersant, 0.7 parts of thickener, nano-dioxide Silicon 3.5 parts.
[0047] The acrylate-modified composite emulsion is selected from one or a mixture of acrylate emulsions, polyurethane-modified acrylate emulsions, epoxy resin-modified acrylate emulsions and silicone-modified acrylate emulsions.
[0048] The nano-scale powder pigment is composed of nano-scale titanium, nano-scale nickel, nano-scale copper oxide and nano-scale manganese oxide powder, wherein the nano-scale titanium, nano-scale nickel, nano-scale co...
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Abstract
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