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的新分离方法——沉淀分离法

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Date of Publication:2003-01-01

Journal:化工进展

Included Journals:PKU、ISTIC

Volume:22

Issue:z1

Page Number:270-274

ISSN No.:1000-6613

Key Words:磺化聚芳醚砜酮;分离方法;沉淀剂

Abstract:通过大量的试验总结出一套磺化聚芳醚砜酮,(sPPESK)新的分离方法,和原有的对比表明,沉淀分离法优于酸析法.在该分离方法中,确定了DMAc为溶剂、丙酮为沉淀剂,同时给出了合适的沉淀剂/溶剂的配比,分析了乙醚的重要作用;并且对其中的规律进行了尝试性的探讨.

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