He Gaohong   

Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

Title : Director of R & D Center of Membrane Science and Technology

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Language:English

Paper Publications

Title of Paper:SPPESK/SPEEK共混质子交换膜的制备与性能

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Date of Publication:2012-01-01

Journal:高分子材料科学与工程

Included Journals:Scopus、EI、PKU、ISTIC、CSCD

Volume:28

Issue:7

Page Number:148-151

ISSN No.:1000-7555

Key Words:磺化聚芳醚砜酮; 磺化聚醚醚酮; 共混; 甲醇渗透; 质子交换膜

Abstract:以耐溶胀性能较好的磺化聚芳醚砜酮(SPPESK)和吸水性较强的磺化聚醚醚酮(SPEEK)为原料,制备了SPPESK/SPEEK共混质子交换膜。考
   察了共混膜的水吸收率,水溶胀度,甲醇水溶胀度,甲醇渗透率及质子传导率和力学性能。80℃时,共混膜具有适当的水吸收(101%)和溶胀度(34%),
   较低的甲醇水溶胀度(20%),较高的质子传导率(0.212
   S/cm),与SPPESK膜相比,质子传导率提高了18%。SPEEK的加入改善了共混膜的柔韧性,断裂拉伸应变从16.48%提高到30.43%。

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