Sound-absorbing noise-reducing formaldehyde-removing bamboo-plastic foamed composite door/window material and preparation method thereof
A formaldehyde and bamboo-plastic technology, applied in the field of bamboo-plastic foamed composite door and window materials and their preparation, can solve the problems that the mechanical strength needs to be improved, the application of bamboo-plastic foamed composite materials is limited, and the functionalization of composite materials is not perfect, etc. Formaldehyde adsorption efficiency, increasing formaldehyde adsorption efficiency, improving affinity and fluidity
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[0017] A sound-absorbing and noise-reducing bamboo-plastic foam composite door and window material capable of removing formaldehyde is characterized in that it is made of the following raw materials in parts by weight:
[0018] Asbestos fiber 2, isotactic polypropylene 70, sepiolite fiber 2, high melt strength polypropylene 15, bamboo powder 40, activated carbon 15, carbon fiber 2, corundum powder 1, Cu(NO 3 ) 2 25, stearic acid 3, calcium stearate 3, foaming agent AC1601 3, zinc stearate 15, NaOH solution 60, polyacrylate emulsion 3;
[0019] The particle diameter of described bamboo powder is 90-350 μ m, and NaOH solution concentration is 1mol / L, and Cu(NO 3 ) 2 The concentration is 0.1 mol / L, and the solid content of the polyacrylate emulsion is 40-50%.
[0020] The preparation method of a bamboo-plastic foamed composite door and window material capable of removing formaldehyde is characterized in that it is made by the following steps:
[0021] a. Add activated carbon...
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