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author:

董声雄 (董声雄.) [1]

Abstract:

采用LB 累积层膜技术把嵌段共聚物沉积在微孔基质材料丙烯膜上,制成非对称膜并用之进行气体透过实验。20层LB 膜未能复盖住基质的微孔,气体的透过仍是Knudsen 扩散过程。增加LB 膜的层数,使基质的微孔完全被复盖,则CH_4/N_2的透过选择性有显著提高。适宜的后处理可能消除LB 膜的残余缺陷,提高气体透过选择性。

Keyword:

基质材料 嵌段共聚物 气体透过性 聚合物

Community:

  • [ 1 ] 福州大学化工系

Reprint 's Address:

  • 董声雄

Email:

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Source :

膜科学与技术

ISSN: 1007-8924

CN: 62-1049/TB

Year: 1990

Issue: 04

Page: 15-18

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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