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NMP/EtOHtheta组成对PPESK气体分离膜性能的影响

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Indexed by: Journal Article

Date of Publication: 2008-01-01

Journal: 膜科学与技术

Included Journals: CSCD、ISTIC、PKU

Volume: 28

Issue: 2

Page Number: 9-13

ISSN: 1007-8924

Key Words: 聚芳醚砜酮; theta组成; 气体分离; 复合膜

Abstract: 以含二氮杂萘酮结构的新型聚芳醚砜酮(PPESK)为底膜材料,以硅橡胶为涂层材料,制备了中空纤维气体分离复合膜.重点考察了N-甲基吡咯烷酮(NMP
   )/乙醇(EtOH)theta组成对气体分离膜性能的影响.结果表明,NMP/EtOHtheta组成对膜性能有较明显的影响,采用略低于NMP/Et
   OHtheta组成的铸膜液制备的膜分离性能较好.

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