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杂萘联苯聚醚砜超滤膜的研制

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Indexed by:期刊论文

Date of Publication:2009-06-10

Journal:水处理技术

Included Journals:PKU、ISTIC、CSCD

Volume:35

Issue:6

Page Number:11-13

ISSN No.:1000-3770

Key Words:杂萘联苯聚醚砜;超滤;性能

Abstract:以杂萘联苯聚醚砜(PPES)为膜材料,N-甲基-2-吡咯烷酮(NMP)为溶剂,采用相转化法制备了非对称超滤膜.结果表明,聚合物浓度的变化、添加剂含量的变化、凝胶浴温度或停留蒸发时间的改变都会影响超滤膜的性能,所制得的PPES超滤膜在0.1 Mpa的操作压力下对PEG10000的截留率高于95%,纯水通量可达632 L·m-2·h-1.

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