Liquid-liquid extraction of cerium(IV) from nitric acid media by di-(2-ethylhexyl) 2-ethylhexyl phosphonate (DEHEHP)

Solvent Extraction and Ion Exchange

Volumn 22, Issue 3, 2004, Pages 429-447

  Zhao, Junmei ^a   Meng, Shulan ^a   Li, Deqian ^a  

^a CHANGCHUN INSTITUTE OF APPLIED CHEMISTRY   (China)

Author keywords

Cerium(IV); DEHEHP; Equilibrium studies; HNO3 solutions

Indexed keywords

ION EXCHANGE; IONS; NITRIC ACID; SOLVENT EXTRACTION;

LIQUID-LIQUID EXTRACTION; METAL IONS;

ORGANIC COMPOUNDS;

CERIUM; LIQUID-LIQUID SEPARATION; NITRIC ACID; SOLVENT EXTRACTION;

EID: 3042624336     PISSN: 07366299     EISSN: None     Source Type: Journal    
DOI: 10.1081/SEI-120030387     Document Type: Article

References (22)

1. Sabot, J.L.; Maestro, P.; Recherches, R.P. Lanthanides. In Encyclopedia of Chemical Technology; Kroschwitz, J.I., Howe-Grant, M., Eds.; Wiley Interscience Publication; New York, 1996; Vol. 14, 1091-1114.
2. Li, D.Q.; Y, Zh.G.; Y, W.H.; O, H.F. Extraction and separation of rare earths. In Rare Earths, 2nd Ed.; Xu, G.X., Ed.; Metallurgy Industry Press: Beijing, 1995; 471-500.
3. Xu, G.X.; Yuan, Ch.Y. Solvent Extraction of Rare Earths, 1st Ed.; Science Press: Beijing, 1987; 89.
4. Li, D.Q.; Wang, Z.H.; Zeng, G.F. The mechanism of extraction of Ce(IV) from sulphuric acid solution by primary amine N1923. Nucl. Chem. and Radio. Chem. 1984, 6, 153-160.
5. Li, D.Q.; Wang, Z.H.; Zeng, G.F.; Xue, Z.Y. Solvent extraction of Ce(IV) with HEH(EHP) from sulphuric acid solution. J. Chinese Rare Earth Society 1984, 2, 9-18.
6. Huang, X.W.; Zhuang, G.Ch. Process for Extraction and Separation Ce(IV) from Sulphuric Rare Earths Solution Containing Fluorine(I). Chinese Patent Application No. 95103694.7, 1995.
7. Ritcey, G.M.; Pouskouleli, G. Hydrometallurgical Process Fundamentals; Bautista, R., Ed.; Nato Conf. Ser., 6, 10, p. 429.
8. Lu, J.; Wei, Zh.G.; Li, D.Q.; Ma, G.X.; Jiang, Z.Ch. Recovery of Ce(IV) and Th(IV) from rare earths(III) with Cyanex 923. Hydrometallurgy 1998, 50(1), 77-87.
9. Liao, W.P.; Yu, G.H.; Li, D.Q. Solvent extraction of cerium(IV) and fluorine(I) from sulphuric acid leaching of bastnasite by Cyanex923. Solv. Extr. Ion Exch. 2001 19 (2), 243-259.
10. Soldenhoff, K.H. Options for the recovery of cerium by solvent extraction. Proceedings of the International Solvent Extraction Conference (ISEC'96), University of Melbourne, Melbourne, March 19-23, 1996; also, in Value Adding Through Solvent Extraction; Shallcross, D.C., Paimin, R., Prvcic, L.M., Eds.; Elsevier: Australia, 1996; 469-474.
11. Preston, J.S.; Du Preez, A.C. Solvent-extraction, Proceedings of the International Solvent Extraction Conference (ISEC'90), Kyoto, Japan, July 16-21, 1990; also, in Processes for the Separation of the Rare-Earth Metals; Sekinn, T., Kusakabe, S., Eds.; Elsevier: Tokyo, 1992; 883-894.
12. Warf, J.C. Tech. Inf. Br.; Oak Ridge, Tenn., 1947; AECD-2524.
13. Korpusov, G.V.; Levin, V.I.; Brezhneva, N.E.; Prokhorova, N.P.; Eskevich, I.V.; Seredenko, P.M. The separation of cerium by extraction. Russian J. Inorg. Chem. 1962, 7 (9), 1167-1171.
14. Healy, T.V.; McKay, H.A.C. Complexes between tributyl phosphate and inorganic nitrates. Rec. Trav. Chim. 1956, 75, 730-736.
15. Gupta, B.; Malik, P.; Deep, A. Solvent extraction and separation of tervalent lanthanides and yttrium using Cyanex923. Solv. Extr. Ion Exch. 2003, 21 (2), 239-258.
16. Cheng, N.L.; Hu, Sh.W. Handbook of Solvent; Chemistry Industry Press: Beijing, 1993; 102.
17. Dietz, M.L.; Bond, A.H.; Clapper, M.; Finch, J.W. Isomer effects in the extraction of metal ions from acidic nitrate media by dicyclohexano-18 crown-6. Radiochim. Acta. 1999, 85, 119.
18. Chiarizia, R.; Horwitz, E.P.; Dietz, M.L. Acid dependency of the extraction of selected metal ions by a strontium-selective extraction chromatographic resin; calculated vs. experimental curves. Solv. Extr. Ion Exch. 1992, 10, 337.
19. Davis, W.; DeBruin, H.J. New activity coefficients of 0-100 percent aqueous nitric acid. J. Inorg. Nucl. Chem. 1964, 26, 1069.
20. Yuan, Ch.Y.; Shi, L.L.; Lu, X.Y.; Y, W.Zh.; Ma, E.X; Wang, G.L. Studies of organic extractant (IV). Atomic Energy Science and Technology 1963, 1, 27.
21. Hogfeldt, E. Stability Constants of Metal-Ion Complexes, Part A: Inorganic Ligands, 1st Ed., IUPAC Chemical Data Series; Pergamon Press: Oxford, 1982;, Vol. 21, 122.
22. Huang, Ch.H.; Xu, R.F.; Zhou, Y.F.; Xu, G.X. Studies on neutral phosphine extracted complexes of rare earths (III). Phys. Chem. Acta. 1987, 5, 491.