Journal of MMIJ
Online ISSN : 1884-0450
Print ISSN : 1881-6118
ISSN-L : 1881-6118
論文
エポキシ基含有ポリマービーズを用いる金の選択的分離回収法の開発
関根 真実五十嵐 淑郎大野 修佛願 道男山口 仁志
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2011 年 127 巻 10_11 号 p. 656-661

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The selective separation and recovery method of gold(Au) was developed with polymer bead containing epoxy group. Under strongly acidic condition at pH 1 or less, Au was adsorbed 82% to polymer bead. Namely, it is Au 3.2mg per polymer bead one gram. And, Au was desorbed from polymer bead about 90% under buffer solution of the pH 10 at room temperature or acidic condition using 0.5M hydrochloric acid solution at 80°C. Moreover, based on above experimental condition, Au was separated from other 64 kinds of ion contained at the same concentration of Au.

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© 2011 The Mining and Materials Processing Institute of Japan
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