Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates
Title : Director of R & D Center of Membrane Science and Technology
Title of Paper:正交试验法PEI气体分离膜制备条件的优化
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Date of Publication:2006-01-01
Journal:化工进展
Included Journals:PKU、ISTIC
Volume:25
Issue:z1
Page Number:40-43
ISSN No.:1000-6613
Key Words:气体分离膜;聚醚酰亚胺;正交试验
Abstract:以N,N-二甲基乙酰胺(DMAc)为溶剂,水为非溶剂,相转化法制备聚醚酰亚胺(PEI)气体分离膜.采用正交试验法对制备过程中PEI浓度、蒸发时间、凝胶浴温度等影响气体分离膜性能的因素进行了优化.该膜在20℃、0.5MPa下,对N2、H2的分离系数高于40,得到了制备PEI气体分离膜的较佳制备条件.
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