Formaldehyde-removing indoor decorative coating based on visible light catalysis
An interior decoration and visible light technology, applied in the field of decorative coatings, can solve the problems of unsatisfactory formaldehyde purification effect, impact resistance, general moisture resistance, and insufficient moisture resistance, etc., to improve activity and chemical stability Good impact resistance, good impact resistance effect
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Embodiment 1
[0029] Embodiment 1, a kind of formaldehyde-removing interior decoration coating based on visible light catalysis, is characterized in that, this coating comprises the raw material of following percentage by weight, and wherein, coating matrix 27%, solvent 30%, auxiliary agent 3%, pigment and filler 20%, Photocatalyst 20%, the sum of the mass percentages of the above raw materials is 100%.
[0030] The paint matrix is emulsion, and the emulsion is polyvinyl acetate emulsion.
[0031] The solvent is water.
[0032] The auxiliary agent is a hardening agent.
[0033] The pigments and fillers are red iron oxide, talcum powder and silicon dioxide.
[0034] The photocatalyst is modified nano-TiO 2 Powder, modified nano TiO 2 The powder is nano-TiO doped with chromium and molybdenum 2 Powder, modified nano TiO 2 The preparation method of the powder is as follows: the nano-TiO 2 Granules, chromium nitrate, molybdenum nitrate, sodium hydroxide and water are mixed to obtain a m...
Embodiment 2
[0037]Embodiment 2, a formaldehyde-removing interior decoration coating based on visible light catalysis, is characterized in that, the coating comprises the following raw materials in weight percentage, wherein, coating matrix 35%, solvent 24.5%, auxiliary agent 0.5%, pigment and filler 30%, Photocatalyst 10%, the sum of the mass percentages of the above raw materials is 100%.
[0038] The paint matrix is an emulsion, and the emulsion is a vinyl acetate-acrylate copolymer emulsion.
[0039] The solvent is water.
[0040] The auxiliary agent is a dispersant.
[0041] The pigments and fillers are red iron oxide, talcum powder and silicon dioxide.
[0042] The photocatalyst is modified nano-TiO 2 Powder, modified nano TiO 2 The powder is nano-TiO doped with chromium and molybdenum 2 Powder, modified nano TiO 2 The preparation method of the powder is as follows: the nano-TiO 2 Granules, chromium nitrate, molybdenum nitrate, sodium hydroxide and water are mixed to obtain ...
Embodiment 3
[0045] Embodiment 3, a kind of formaldehyde-removing interior decoration coating based on visible light catalysis, is characterized in that, this coating comprises the raw material of following percentage by weight, wherein, coating matrix 27%, solvent 30%, auxiliary agent 3%, pigment and filler 25%, Photocatalyst 15%, the sum of the mass percentages of the above raw materials is 100%.
[0046] The paint matrix is emulsion, and the emulsion is polyvinyl acetate emulsion.
[0047] The solvent is water.
[0048] The auxiliary agent is a hardening agent.
[0049] The pigments and fillers are red iron oxide, talcum powder and silicon dioxide.
[0050] The photocatalyst is modified nano-TiO 2 Powder, modified nano TiO 2 The powder is nano-TiO doped with chromium and molybdenum 2 Powder, modified nano TiO 2 The preparation method of the powder is as follows: the nano-TiO 2 Granules, chromium nitrate, molybdenum nitrate, sodium hydroxide and water are mixed to obtain a mixed...
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