改性膨润土在含砷废水处理中的应用

Modified Bentonite in Arsenic-containing Wastewater Processing Application

砷严重的威胁着生态的平衡和人类的健康,砷污染的治理任重而道远。文章简单比较了几种常见含砷废水处理方法的优、缺点,重点介绍了膨润土的基本性质、膨润土的改性方法以及改性膨润土这种高效吸附剂在含砷废水处理中的应用,并对其吸附机理进行了初步的探讨。

It is important to control the arsenic contamination for Arsenic threates the ecological balance and human＇s health seriously.The paper compared the advantages and disadvantages of the current methods for dealing Arsenic-containing Wastewate,introduced the basic properties of bentonite and the methods for modifying bentonite and the modified products as a kind of absorbent be used in the Arsenic-containing wastewater treatment.In addition,the Adsorption mechanism were discussed simply.