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伯胺(N1923)-正辛烷在硫酸体系中萃取和反萃Fe(III)机理的研究

对伯胺—正辛烷萃取体系在萃取和反萃过程中有机相组成和水含量的变化用FTIR和光子相关谱进行分析研究。结果表明:伯胺与水相酸作用生成了阳离子型表面活性剂的结构,在有机相中易生成反相胶团。其萃取和反萃过程的实质是反相胶团内外的阳离子交换过程。Fe(Ⅲ)以水合形式萃取入有机相中,Fe(Ⅲ)的水解可能发生在...

关键词: Fe(Ⅲ) , primary amine (N1923) , extraction , stripping

MECHANISM OF EXTRACTION AND STRIPPING OF Fe(Ⅲ) WITH PRIMARY AMINE N1923 AS EXTRACTANT AND n-OCTANE AS DILUENT

LIU Huizhou , YU Shuqiu , CHEN Jiayong , Institute of Chemical Metallurgy , Academia Sinica , Beijing , China LIU Huizhou , Institute of Chemical Metallurgy , Academia Sinica , Beijing 100080 , China

金属学报(英文版)

Mechanism of extraction of Fe (III) from sulphate solution by primary amine N1923 and stripping of Fe loaded organic phase with dilute H_2SO_4 was investigated. The organic phase was characterized by FT-IR and photon correlation spectroscopy. The composition of extracted species as well as the conte...

关键词: Fe(III) , null , null , null

材料期刊网

伯胺(N1923)-正辛烷在硫酸体系中萃取和反萃Fe(III)机理的研究

MECHANISM OF EXTRACTION AND STRIPPING OF Fe(Ⅲ) WITH PRIMARY AMINE N1923 AS EXTRACTANT AND n-OCTANE AS DILUENT

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