论文部分内容阅读
2-乙基己基膦酸单2-乙基己基酯(HEH/EHP,HL)是广泛用于稀土分离湿法冶金的有效萃取剂[1~3].未氨化的HEH/EHP在中空纤维膜(HFM)中萃取稀土元素的机理和控制模式已有报道[4,5],但未氨化的HEH/EHP对轻、中稀土的萃取能力较弱...
2-Ethylhexylphosphonic acid mono-2-ethylhexyl ester (HEH / EHP, HL) is an effective extractant widely used in rare earth separation hydrometallurgy [1-3]. The mechanism and control mode of extracting rare earth elements from un-aminated HEH / EHP in hollow fiber membrane (HFM) has been reported [4,5]. However, the non-ammoniated HEH / EHP has a weak ability to extract light and medium rare earth ...