应用化学 ›› 1992, Vol. 0 ›› Issue (5): 94-97.

• 研究简报 • 上一篇    下一篇

硫代磷酸酯萃取铊(Ⅰ)的研究

刘兴芝, 李洪图, 宋玉林   

  1. 辽宁大学化学系, 沈阳 110036
  • 收稿日期:1991-10-10 修回日期:1992-03-30 出版日期:1992-10-10 发布日期:1992-10-10
  • 基金资助:
    国家自然科学基金

EXTRACTION OF TI(Ⅰ) WITH THIOPHOSPHATES

Liu Xingzhi, Li Hongtu, Song Yulin   

  1. Department of Chemistry, Liaoning University, Shenyang 110036
  • Received:1991-10-10 Revised:1992-03-30 Published:1992-10-10 Online:1992-10-10

摘要: 近年来,硫代磷酸酯萃取分离金属的研究日益增多[1,2],人们较多地注意其萃取机理和萃合物组成,而以量子化学计算说明硫代磷酸酯结构与铊(Ⅰ)萃取关系的研究甚少。本文比较了二(2-乙基己基)单硫代磷酸(D2EHMTPA)、二(2-乙基已基)二硫代磷酸(D2EHDT-PA)]和二(2-乙基已基)磷酸(D2EHPA)从硫酸介质中对铊(Ⅰ)的萃取行为,并通过EHMO法计算结果,对硫代磷酸醋结构与铭(Ⅰ)萃取能力的关系进行了研究。

关键词: 硫代磷酸酯, 铊, 萃取

Abstract: The extraction of thallium(Ⅰ) from sulfuric acid medium with some thiophosphates has been studied in various conditions. The relationships between the structure and the property of extractants have been discussed in terms of the calculated results obtained by EHMO method.

Key words: thiophosphate thallium extraction