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膨润土的改性方法及其在废水处理中的应用研究进展
引用本文:王桂萍,李真,王桂燕.膨润土的改性方法及其在废水处理中的应用研究进展[J].沈阳理工大学学报,2010,29(4):88-94.
作者姓名:王桂萍  李真  王桂燕
作者单位:[1]沈阳理工大学装备工程学院,辽宁沈阳110159 [2]沈阳理工大学材料科学与工程学院,辽宁沈阳110159 [3]沈阳药科大学制药工程学院,辽宁沈阳110016
摘    要:膨润土的改性方法和应用研究已成为热点。文中介绍了膨润土的结构与基本性质,总结了近年来对膨润土的活化改性、无机改性、有机改性、无机/有机复合改性方法及近年来出现的新改性方法和工艺,以及改性膨润土在各种废水处理方面的应用研究进展。采用不同的改性剂制得的改性膨润土,对重金属离子、非金属离子和各种有机物废水的吸附净化能力显著提高,有望成为新型的废水处理材料.

关 键 词:膨润土  改性膨润土  吸附  废水处理

Advances in Bentonite Modification Methods and Its Application in Wastewater Treatment
WANG Gui-ping,LI Zhen,WANG Gui-yan.Advances in Bentonite Modification Methods and Its Application in Wastewater Treatment[J].Transactions of Shenyang Ligong University,2010,29(4):88-94.
Authors:WANG Gui-ping  LI Zhen  WANG Gui-yan
Affiliation:1.Shenyang Ligong University,Shenyang 110159,China; 2.Department of Pharmaceutics,Shenyang Pharmaceutical University,Shenyang 110016,China)
Abstract:In recent years,bentonite is a wide concern wastewater treatment material.The modification of bentonite mineral and its application is a popular research subject.In this paper,the structure and elementary properties of bentonite were described,and its activation modification,organic,inorganic,inorganic-organic modification,new modification methods and techniques,and modified bentonite in the application of various wastewater treatment were reviewed.The purification capacity of adsorption of the modified bentonites to remove heavy metal ions,nonmetal ion and various organic wastewater were significantly improved.It is possible to become a new material in wastewater treatment.
Keywords:bentonite  modification  sorption  wastewater treatment
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