He Gaohong   

Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

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

MORE> Recommended Ph.D.Supervisor Recommended MA Supervisor Institutional Repository Personal Page
Language:English

Paper Publications

Title of Paper:铸膜溶剂对磺化聚芳醚砜酮质子交换膜性能影响

Hits:

Date of Publication:2010-10-15

Page Number:112-114

Key Words:SPPESK;溶剂;甲醇渗透率;质子传导率

Abstract:根据磺化聚芳醚砜酮(SPPESK)的溶解性能,选取DMAc、NMP、DMF和DMSO作为铸膜溶剂,采用浇铸法制备SPPESK质子交换膜。考察了溶剂对SPPESK质子交换膜水吸收率、水溶胀度、质子传导率和离子交换容量(IEC)、甲醇渗透率的影响。H-NMR测试表明DMF与磺酸根有较强的氢键作用,致使膜质子传导率和IEC降低。NMP作为溶剂制得的SPPESK膜具有最高的水吸收率、质子传导率,较低的甲醇渗透率,适宜为SPPESK的铸膜溶剂。

Address: No.2 Linggong Road, Ganjingzi District, Dalian City, Liaoning Province, P.R.C., 116024
Click:    MOBILE Version DALIAN UNIVERSITY OF TECHNOLOGY Login

Open time:..

The Last Update Time: ..