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Author:

赵玉琴 (赵玉琴.) | 高以? (高以?.)

Indexed by:

CQVIP

Abstract:

研究了以聚乙二醇为添加剂的聚醚矾(PES)超过滤膜,考察了PES浓度、溶剂种类(DMF、DMA、NMP)、环境湿度对膜性能的影响。在R·H60~80%下(当PES浓度为18.2%时),用NMP为溶剂制备的超滤膜,对牛血清蛋白(M=68000)的截留率>98%,透水率可达50 ml/(cm~2·h)。考察了PES膜在室温至158℃范围内,温度对膜截留率、含水率、红外光谱结构的影响,同时用电镜考察了在加热台上PES膜在室温至150℃范围内断面微观结构的变化。

Keyword:

聚醚砜超滤膜 PES 截留率 热稳定性 NMP

Author Community:

  • [ 1 ] 北京工业大学
  • [ 2 ] 北京工业大学 北京东郊九龙山 100022
  • [ 3 ] 北京东郊九龙山 100022

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Source :

水处理技术

Year: 1990

Issue: 03

Page: 230-236

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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