| 接枝羧基淀粉去除水体中有毒重金属离子的研究 |
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| 引用本文： | 汪玉庭 程格. 接枝羧基淀粉去除水体中有毒重金属离子的研究[J]. 环境污染与防治, 1996, 18(2): 16-18,15 |
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| 作者姓名： | 汪玉庭 程格 |
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| 作者单位： | 武汉大学环境科学系!武汉430072 |
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| 摘 要： | 以可溶性淀粉为基体，经环氧氯丙烷交联，制备了交联淀粉。以Ｆｅ＾２＋－Ｈ２Ｏ为引发剂将丙烯腈单体接枝到交联淀粉上，再经过皂化制得水不溶性接枝羧基淀粉聚合物（ＩＳＣ）。通过红外光谱表征结构。用静态法和动态法研究ＩＳＣ去除水体中Ｃｄ＾２＋、Ｐｂ＾２＋、Ｃｕ＾２＋、Ｈｇ＾２＋、Ｃｒ２＋等离子的效果及ＰＨ值对去除效果的影响，并对其作用机理进行探讨。
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| 关 键 词： | 接枝羧基淀粉 重金属离子 废水处理 |
Study on the Removal of Toxic Heavy Metal Ions from Waste-water by Carboxyl-containing Grafted Starch Polymers |
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| Wang Yuting Chen Ge. Study on the Removal of Toxic Heavy Metal Ions from Waste-water by Carboxyl-containing Grafted Starch Polymers[J]. Environmental Pollution & Control, 1996, 18(2): 16-18,15 |
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| Authors: | Wang Yuting Chen Ge |
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| Abstract: | Waters insoluble carboxyl-containing grafted starch polymers were prepared. Their structures were confirmed by IR. Under different pH conditions its efficiency of removign Cd2+ Pb2+ Cu2+ Hg2+ Cr3+ from waste water was studies and the removal mechanism was discussed. |
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| Keywords: | Carboxyl-containing grafted starch polymers toxic heavy metal ions discussiom of the mechanism |
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