Porous filtration film
A filter membrane and porous fiber technology, applied in the field of filter membrane, can solve the problems of complex filter membrane manufacturing process, poor filtration and purification effect, small water flow rate, etc., and achieve the effect of large number of pores, fine pore size and good filtration effect
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Embodiment 1
[0011] 20 parts of polyvinyl chloride, 15 parts of vinyl acetate, 5 parts of glass fiber, 10 parts of formic acid, 1 part of barium stearate, 1 part of sodium lauryl sulfonate.
[0012] The preparation steps are as follows: (1) Add 20 parts of polyvinyl chloride, 15 parts of vinyl acetate, and 5 parts of glass fiber to 10 parts of formic acid according to the composition of parts by mass, and mix and stir evenly to obtain a mixed material; (2) Add the above mixed material Add 1 part of barium stearate and 1 part of sodium dodecylsulfonate, and continue to stir to obtain a spray film slurry; (3) spray the above slurry to obtain a finished product after solidification.
Embodiment 2
[0014] 26 parts of polyvinyl chloride, 18 parts of vinyl acetate, 6 parts of polypropylene fiber, 16 parts of dimethylformamide, 2 parts of barium stearate, and 1 part of cetyltrimethylammonium chloride.
[0015] The preparation steps are as follows: (1) Add 26 parts of polyvinyl chloride, 18 parts of vinyl acetate, and 6 parts of polypropylene fiber to 16 parts of dimethylformamide according to the number of parts by mass, and mix and stir evenly to obtain a mixed material; (2) Add 2 parts of barium stearate and 1 part of cetyltrimethylammonium chloride to the above mixture, and continue to stir to obtain a spray film slurry; (3) spray the above slurry to obtain a finished product after solidification.
Embodiment 3
[0017] 30 parts of polyvinyl chloride, 22 parts of vinyl acetate, 8 parts of polyester fiber, 22 parts of acetone, 4 parts of methyl tin mercaptide, 2 parts of sodium lauryl sulfonate.
[0018] The preparation steps are as follows: (1) Add 30 parts of polyvinyl chloride, 22 parts of vinyl acetate, and 8 parts of polyester fiber to 22 parts of acetone according to the composition of parts by mass, and mix and stir evenly to obtain a mixed material; (2) Add the above mixed material Add 4 parts of methyl tin mercaptide and 1 part of sodium dodecylsulfonate to the mixture, and continue to stir to obtain a spray film slurry; (3) Spray the above slurry, and obtain the finished product after solidification.
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