杨凤林
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PVA/PVAm改性膜抗污染研究
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Indexed by:会议论文

Date of Publication:2011-11-01

Page Number:1-7

Key Words:聚乙烯醇;聚乙烯胺;共混改性;复合膜

Abstract:  本文研究了聚乙烯醇(PVA)和聚乙烯胺(PVAm)共混改性复合膜的抗污染性能,利用PVA的羟基和PVAm的氨基这些亲水性基团来提高膜的抗污染能力。考察了PVA/PVAm 铸膜液共混比例、刮膜厚度、交联时间、交联剂用量和刮膜方式对制备出复合膜的影响。结果表明:PVA:PVAm=1:1,刮膜厚度为100μm,交联时间为45min,交联剂含量为0.2%,两次刮膜制备的PVA/PVAm 复合膜,抗污染性能最好。

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Gender:Male

Alma Mater:大连工学院

Degree:Master's Degree

School/Department:环境学院

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