Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates
Title : Director of R & D Center of Membrane Science and Technology
Title of Paper:醋酸纤维素/聚乙烯基亚胺共混微孔滤膜对Cu2+的吸附
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Date of Publication:2005-02-25
Journal:膜科学与技术
Included Journals:PKU、ISTIC
Volume:25
Issue:1
Page Number:12-16
ISSN No.:1007-8924
Key Words:醋酸纤维素;聚乙烯基亚胺;微滤膜;铜离子
Abstract:以二醋酸纤维素酯(CA)/聚乙烯基亚胺(PEI)共混制备微孔滤膜,利用PEI对重金属离子的螯合作用吸附水溶液中的Cu2+.实验考察了吸附时间、pH对Cu2+静态吸附性能的影响.膜对Cu2+的等温吸附符合Langmuir型吸附,其饱和吸附量取决于膜中PEI的含量.
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