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水合五氧化二锑离子交换机理的研究
ION EXCHANGE MECHANISM OF HYDRATED ANTIMONY PENTOXIDE
【摘要】 研究了水合五氧化二锑的交换机理及制备与交换性能的关系.测定了水合五氧化二锑对Cs+,Sr2+,Sc3+三种离子的lgKd-pH曲线图.结果表明,水合五氧化二锑对3种离子的交换过程不是理想的离子交换,还存在吸附等过程.
【Abstract】 The exchange mechanism of hydrated antirnony pentoxide and the reation betwee preparation condition and exchange capadty are studied. lgKd-pH curves of the ex-changer for Cs+, Sr2+, Sc3+ are obtained. It showr that ion exchange and adsorptfon both exist during exchanging process.
【关键词】 交换机理;
水合五氧化二锑;
lgKd-pH曲线关系;
【Key words】 exchange mechanism; hydrated antimony pentoxide; lgKd-pH curve;
【Key words】 exchange mechanism; hydrated antimony pentoxide; lgKd-pH curve;
【基金】 国家自然科学基金!59572024
- 【文献出处】 北京师范大学学报(自然科学版) ,JOURNAL OF BEIJING NORMAL UNIVERSITY(NATURAL SCIENCE) , 编辑部邮箱 ,1998年01期
- 【分类号】O647.1
- 【被引频次】4
- 【下载频次】118