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Dechlorination of Chlorinated Aliphatic Compounds by Micro-scale Al-Zn-Mg/Fe Powders as Advanced Zero-valent Iron
作者姓名:解淑民  万平玉  Andrew J.Feitz  GUAN Jing  杨晓波  刘小光
作者单位:Beijing University of Chemical Technology Beijing 100029,China,Beijing University of Chemical Technology Beijing 100029,China,Centre for Water and Waste Technology The University of New South Wales,Australia,Centre for Water and Waste Technology The University of New South Wales,Australia,Beijing University of Chemical Technology Beijing 100029,China,Beijing University of Chemical Technology Beijing 100029,China
摘    要:Micro-scale Al-Zn-Mg/Fe composite powders (MAF) with high reactivity and good storage properties were prepared by reducing iron onto the surface of Al-Zn-Mg alloy powders. Experimental results show that MAF as advanced zero-valent iron are highly effective for degradation of chlorinated organic compounds. The efficiency of degradation for carbon tetrachloride and perchloroethylene is higher than 99% within a period of 2 h. The efficiency of degradation for trichloroethylene by MAF after storing for one month is equivalent to that by freshly prepared nano-size zero-valent iron particles.


Dechlorination of Chlorinated Aliphatic Compounds by Micro-scale Al-Zn-Mg/Fe Powders as Advanced Zero-valent Iron
XIE Shumin WAN Pingyu Andrew J. Feitz,GUAN JingYANG Xiaobo LIU XiaoguangBeijing University of Chemical Technology,Beijing ,ChinaCentre for Water and Waste Technology,The University of New South Wales,Australia.Dechlorination of Chlorinated Aliphatic Compounds by Micro-scale Al-Zn-Mg/Fe Powders as Advanced Zero-valent Iron[J].Chinese Journal of Chemical Engineering,2004(5).
Authors:XIE Shumin WAN Pingyu Andrew J Feitz  GUAN JingYANG Xiaobo LIU XiaoguangBeijing University of Chemical Technology  Beijing  ChinaCentre for Water and Waste Technology  The University of New South Wales  Australia
Affiliation:XIE Shumin WAN Pingyu Andrew J. Feitz,GUAN JingYANG Xiaobo LIU XiaoguangBeijing University of Chemical Technology,Beijing 100029,ChinaCentre for Water and Waste Technology,The University of New South Wales,Australia
Abstract:Micro-scale Al-Zn-Mg/Fe composite powders (MAF) with high reactivity and good storage properties were prepared by reducing iron onto the surface of Al-Zn-Mg alloy powders. Experimental results show that MAF as advanced zero-valent iron are highly effective for degradation of chlorinated organic compounds. The efficiency of degradation for carbon tetrachloride and perchloroethylene is higher than 99% within a period of 2 h. The efficiency of degradation for trichloroethylene by MAF after storing for one month is equivalent to that by freshly prepared nano-size zero-valent iron particles.
Keywords:chlorinated organic compound  degradation  micro-scale Al-Zn-Mg/Fe powder
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