首先，用向上熔融纺丝和拉伸致孔法制得聚乙烯中空纤维膜。
At first, we produced the polyethylene microporous hollow fiber membrane by ascending melting filature and made micropore by drawing.
本文将聚乙烯醇和壳聚糖混合物涂到聚丙烯腈中空纤维内表面制备用于渗透汽化过程的中空纤维复合膜。
By coating the blend of poly (vinyl alcohol) and chitosan on the inner surface of poly (acrylonitrile) hollow fiber ultrafiltration membrane, the composite membrane for pervaporation was obtained.
本文以聚矾和磺化聚砜共混物为膜材料，二甲基乙酰胺为溶剂，聚乙烯吡咯啉酮和邻苯二甲酸二甲酯为添加剂配制纺丝液，纺制外压中空纤维超滤膜。
This paper reported the preparation of hollow fiber UF membrane, using PS and SPS as membrane spinning materials, DMA as solvent, PVPand dimethyl phthalate as additives.
本文以聚矾和磺化聚砜共混物为膜材料，二甲基乙酰胺为溶剂，聚乙烯吡咯啉酮和邻苯二甲酸二甲酯为添加剂配制纺丝液，纺制外压中空纤维超滤膜。
This paper reported the preparation of hollow fiber UF membrane, using PS and SPS as membrane spinning materials, DMA as solvent, PVPand dimethyl phthalate as additives.
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