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PTMSDPA纳滤膜的渗透性能研究

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Indexed by:期刊论文

Date of Publication:2016-02-25

Journal:膜科学与技术

Included Journals:PKU、ISTIC、CSCD

Volume:36

Issue:1

Page Number:50-54

ISSN No.:1007-8924

Key Words:PTMSDPA;耐溶剂纳滤;染料截留

Abstract:以新型取代聚乙炔—聚[1-(4-三甲基硅基)苯基-2-苯乙炔](PTMSDPA)为膜材料,采用溶剂蒸发法制备均质膜,研究其对不同染料-乙醇溶液的纳滤性能.发现在所考察的压力、温度范围内,PTMSDPA均质膜的乙醇渗透性能稳定,耐压密性良好,且无老化现象.膜的分离性能不仅和染料的相对分子质量有关,也和染料所带电荷相关,膜和染料之间的相互作用是影响膜分离性能的重要因素.

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