OALib Journal期刊
ISSN: 2333-9721
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金属溶剂萃取的热力学研究
, PP. 201-210
Abstract:
在溶液理论的基础上,提出了一种新的热力学处理方法,用于计算有机相组分活度系数、测定金属溶剂萃取反应热力学平衡常数以及预测金属萃取平衡分配.用纯热力学方法研究了TBP-UO_2Cl_2,TBP-UO_2(NO_3)_2和(C_7H_(15))_2SO-UO_2(NO_3)_2等三种中性溶剂金属萃取体系.检验和比较了七种模型,其中以Scat-chard-Hildebrand和Guggenheim模型对实际计算更为简便,这两种模型不仅能用于三组分有机相,且能用于四组分有机相.
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