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用铵盐改型钾丝光沸石,通过X-射线衍射、红外分析、分配系数、离子交换等温线及交换容量等的测定,就其结构及交换性能进行了研究;并与铵改型钠丝光沸石和天然斜发沸石等进行比较,表明NH4~+改型后的钾丝光沸石对K+具有较高的交换容量和较好的K+/Na+分离效果。
Abstract:K-type mordenite can be synthesizd by ammonium advancing ,The structure and characterization of ion-exchange of K-type mordenite were investigated by X-ray diffraction infrared spetrum,ion-exchange isotherm line,the testing of distribution coefficient and capacity of exchange ,It was found that K-type mordenite synthesized by ammonium advancing prefersto K+ compared with such as synthesized Na-type modernite by ammonium advancing,natural clinoptilolite.
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基本信息:
中图分类号:TQ424
引用信息:
[1]刘亦凡,周志勇,姜华,董殿权.NH_4~+改型钾丝光沸石及其离子交换性[J].离子交换与吸附,1998(04):337-343.
基金信息:
国家自然科学基金资助!基金资助号:29376245