Ceramic filter element added with polyvinyl chloride powder and preparation method for ceramic filter element
A technology of polyvinyl chloride powder and ceramic filter elements, applied in separation methods, chemical instruments and methods, filtration and separation, etc., can solve the problems of raw materials, formulas, single functions, etc., and achieve the effects of good elasticity, cost saving, and good adsorption performance
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[0014] The present invention will be described in detail below through specific examples.
[0015] A ceramic filter element added with polyvinyl chloride powder, prepared from the following raw materials in parts by weight (kg): kaolin 13, talcum powder 9, aluminum powder 3, polyvinyl chloride powder 10, chlorinated paraffin 8, wollastonite powder 8 , glass fiber 3, bamboo charcoal 3, ammonium bicarbonate 2, ethyl acetate 8, crushed cotton shell 3, modified coconut shell activated carbon 5, appropriate amount of water;
[0016] The modified coconut shell activated carbon is made of the following raw materials in parts by weight (kg): crushed coconut shell 20, zirconia 5, micropowder silica gel 3; the preparation method is to wash the crushed coconut shell with hot water, and then use 50 Soak in -60% phosphoric acid solution for 1-2 hours; filter, take the filter residue and carbonize it in a carbonization furnace at 550-600°C for 1.5-2 ho...
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