Silane-modified halloysite/Fe₃O₄ nanocomposites: Simultaneous removal of Cr(VI) and Sb(V) and positive effects of Cr(VI) on Sb(V) adsorption

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• 作者：Kecheng Zhu^a ; ^b ; Yanyan Duan^a ; Fu Wang^a ; Pin Gao^b ; Hanzhong Jia^a ; ^{jiahz@ms.xjb.ac.cn} ; Chengyu Ma^b ; Chuanyi Wang^a ; ^{cywang@ms.xjb.ac.cn}
• 关键词：Halloysite nanotubes ; Fe3O4 ; Cr(VI) ; Sb(V) ; Adsorption
• 刊名：Chemical Engineering Journal
• 出版年：2017
• 出版时间：1 March 2017
• 年：2017
• 卷：311
• 期：Complete
• 页码：236-246
• 全文大小：3105 K
• 卷排序：311

文摘

In-situ growing Fe3O4 and silane coupling agents on HNTs surfaces was fabricated. Modified HNTs/Fe3O4 composite achieves the simultaneous removal of Cr(VI) and Sb(V). The presence of Cr(VI) improves the Sb(V) adsorption by Cr–O–Sb binding in aqueous.