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稀释剂对HEHEHP萃取锌(Ⅱ)的影响 被引量:1

DILUENT EFFECT ON THE EXTRACTION OF ZINC(Ⅱ) BY HEHEHP FROM NITRATE SOLUTION
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摘要 研究了不同稀释剂中,2-乙基己基膦酸单(2-乙基己基)酯从硝酸介质中对Zn(Ⅱ)的萃取,其萃取能力在不同稀释剂中按正己烷>四氯化碳>苯>氯仿的顺序变化.萃取平衡常数与稀释剂的极性参数DP、S间呈线性关系. The distribution equilibria of Zn(Ⅱ) between aqueous nitrate solution and HEHEHP in the presence of various diluents have been studied.The extraction equilibrium constants decrease in the following order of diluents: n _hexane,carbon tetrachloride,benzene,chloroform.Diluent effect on the equilibrium constants is discussed.
作者 柴金岭
出处 《山东师范大学学报(自然科学版)》 CAS 1999年第1期39-41,共3页 Journal of Shandong Normal University(Natural Science)
关键词 萃取 HEHEHP 萃取 稀释剂 zinc extraction mono(2_ethylhexyl)_2_ethylhexylphosphate diluent
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参考文献3

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  • 2沈静兰 孙思修 等.HEHEHP从硫酸介制裁中萃取锰(Ⅱ)、铁(Ⅲ)、钴(Ⅱ)、镍(Ⅱ)、铜(Ⅱ)和锌(Ⅱ)[J].山东大学学报:自然科学版,1984,19(4):70-74.
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二级参考文献3

  • 1袁承业,中国科学.B,1982年,193页
  • 2马恩新,中国科学.B,1981年,565页
  • 3团体著者,分析化学,1978年

共引文献9

同被引文献14

  • 1李文华,柴金岭,鲁建军.HEHEHP萃取Zn(Ⅱ)的研究[J].山东师范大学学报(自然科学版),1993,8(1):46-48. 被引量:1
  • 2JOHNSTON B E. Commerical application of phosphorus-based solvent extraction [ J ]. Chemical Industry, 1988, 20: 656-660.
  • 3PEREIRA D D, ROCHA S D F, MANSUR M B. Recovery of zinc. sulphate from industrial effluents by liquid-liquid extraction using D2EHPA ( di-2- ethylhexyl phosphoric acid) [ J ]. Separation and Purification Technology, 2007, 53(1): 89-96.
  • 4MELLAH A, BENACHOUR D. The solvent extraction of zinc and cadmium from phosphoric acid solution by di 2-ethylhexyl phosphoric acid in kerosene diluent [ J ]. Chemical Engineering and Processing, 2006, 45(8): 684-690.
  • 5KESHAVARZ E, MORADKHANI D, DARVISHI D, et al. Synergistic effect of MEHPA on coextraction of zinc and cadmium with DEHPA[J]. Minerals Engineering, 2004, 17(1): 89-92.
  • 6MANSUR M B, ROCHA S D F, MAGALHAES F S, et al. Selective extraction of zinc ( Ⅱ ) over iron (Ⅱ) from spent hydrochloric acid pickling effluents by liquid-liquid extraction [ J ]. Journal of Hazardous Materials, 2008, 150(3): 669-678.
  • 7PARK P J, FRAY D J. Separation of zinc and nickel ions in a strong acid through liquid-liquid extraction [J]. Journal of Hazardous Materials, 2009, 163(1): 259-265.
  • 8VAHIDI E, RASHCHI F, MORADKHANI D. Recovery of zinc from an industrial zinc leach residue by solvent extraction using D2EHPA[J]. Minerals Engineering, 2009, 22(2): 204-206.
  • 9PENG Bo, GUO Xiao-jun, MAO Xue-feng, et al. Molten solvent extraction behavior of palladium with 1-phenyl 3-methyl-4-benzoyl-5 pyrazolone at 60 ℃ [ J]. Central European Journal of Chemistry, 2007, 5(3): 916-917.
  • 10SVENDSEN H F, SCHEI G, OSMAN M. Kinetics of extraction of zinc by di (2 -ethylhexyl)phosphoric acid in cumene [ J ]. Hydrometallurgy, 1990, 25(2): 197-212.

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