A kind of composite material preparation method that absorbs, decomposes formaldehyde and vovs
A composite material and formaldehyde technology, which is applied in the field of composite material preparation for absorbing and decomposing formaldehyde and VOVs. It can solve the problems of restricting the application in the field of interior decoration, and the difficulty of removing formaldehyde from PVC foam boards. It achieves great market development potential and low cost. Low, broad application prospects
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Embodiment 1
[0010] A method for preparing a composite material for absorbing and decomposing formaldehyde and VOVs, comprising the following steps: (1) preparation of the main agent: according to the mass ratio M PVC :M 硬脂酸锌 :M 氯化聚乙烯 :M 硬脂酸 :M 环氧大豆油粕 :M 偶氮二甲酰胺 :M 纳米氧化锌 :M 纳米二氧化钛 :M 氨基脲 =65:0.5:2:0.5:2:0.2:1:2:1, PVC, zinc stearate, chlorinated polyethylene, stearic acid, epoxy soybean oil meal, azodicarbonamide, nano zinc oxide , nano-titanium dioxide, and semicarbazide were placed in a high-speed mixer, and stirred at a high speed for 30 minutes at a stirring rate of 600 r / min to prepare the main ingredient. (2) blend preparation: according to mass ratio M 主剂 :M 碳酸钙 :M 钛白粉 :M 碳酸氢钠 =100:45:2:1, put the main ingredient, calcium carbonate powder, titanium dioxide, and sodium bicarbonate in a high-speed mixer, and stir at a high speed for 20 minutes at a stirring rate of 400r / min to obtain a blend. (3) Foam sheet preparation: the blend is heated and foamed in an extruder, and ext...
Embodiment 2
[0013] A method for preparing a composite material for absorbing and decomposing formaldehyde and VOVs, comprising the following steps: (1) preparation of the main agent: according to the mass ratio M PVC :M 硬脂酸锌 :M 氯化聚乙烯 :M 硬脂酸 :M 环氧大豆油粕 :M 偶氮二甲酰胺 :M 纳米氧化锌 :M 纳米二氧化钛 :M 氨基脲 =80:2:2:1:4:0.4:3:4:5, PVC, zinc stearate, chlorinated polyethylene, stearic acid, epoxy soybean oil meal, azodicarbonamide, nano zinc oxide , nano-titanium dioxide, and semicarbazide were placed in a high-speed mixer, and stirred at a high speed for 20 minutes at a stirring rate of 800 r / min to prepare the main ingredient. (2) blend preparation: according to mass ratio M 主剂 :M 碳酸钙 :M 钛白粉 :M 碳酸氢钠 =100:50:4:2, put the main ingredient, calcium carbonate powder, titanium dioxide, and sodium bicarbonate in a high-speed mixer, and stir at a high speed for 60 minutes at a stirring rate of 300 r / min to obtain a blend. (3) Foam sheet preparation: the blend is heated and foamed in an extruder, and extrud...
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