钙基膨润土的改性方法及对Pb^(2+)吸附性能的研究  

Ca-bentonite's Modifying and Its Application in Adsorption of Pb^(2+)

作　　者：马小隆[1] 刘晓明[1] 宋吉勇[1] 

机构地区：[1]山东科技大学化学与环境工程学院,山东青岛266510

出　　处：《有色矿冶》2005年第4期44-48,共5页Non-Ferrous Mining and Metallurgy

摘　　要：论述了钙基膨润土的酸改性方法,试验出了酸改性的最佳条件;并用酸改性后的钙基膨润土对Pb离子的吸附性能研究,得出吸附的最佳条件,取得较好的效果;对其吸附铅离子的机理进行了初步的探讨。In this paper,the modifying method by acid was discussed.The best modifying conditions were given by experiments.And the modified Ca-bentonite was used in adsorption of lead in wasterwater.Experiments proved out the high adsorption of lead.Mechanism of lead ion's adsorption was discussed.

关 键 词：钙基膨润土 改性 吸附 铅离子 机理 

分 类 号：O647.3[理学—物理化学]