Separation of Electrochemically Generated Ce(IV) from Rare Earths(III) in Nitric Acid Media by TBP Impregnated Resin

References

• Hedrick , J. B. 2003 . Rare Earth Metals. Minerals Yearbook 2003 60.12 Reston : USGS .
   Google Scholar
• Randle , T. and Kuhn , A. 1983 . Kinetics and mechanism of the cerium(IV)/cerium(III) redox reaction on a platinum electrode . J. Chem. Soc. Faraday Trans. I. , : 1741 – 1756 .
   Google Scholar
• Randle , T. and Kuhn , A. 1986 . The influence of platinum (phase) oxide on the electrode kinetics of the manganese(III)/manganese(II) and cerium(IV)/cerium(III) redox couples in sulphuric acid . Electrochim. Acta , 31 ( 7 ) : 739 – 744 .
   Google Scholar
• Fang , B. , Iwasa , S. , Wei , Y.‐Z. , Arai , T. and Kumagai , M. 2002 . A study of the Ce(III)/Ce(IV) redox couple for redox flow battery application . Electrochim. Acta , 47 ( 24 ) : 3971 – 3976 .
   Web of Science ®Google Scholar
• Wei , Y.‐Z. , Fang , B. , Arai , T. and Kumagai , M. 2005 . Electrolytic oxidation of Ce(III) in nitric acid and sulfuric acid media using a flow type cell . J. Appl. Electrochem. , 35 ( 6 ) : 561 – 566 .
   Web of Science ®Google Scholar
• Jelinek , L. , Wei , Y.‐Z. and Kumagai , M. 2006 . Electro‐oxidation of concentrated Ce(III) at carbon felt anode in nitric acid media . J. Rare Earths , 24 ( 3 ) : 257 – 263 .
   Web of Science ®Google Scholar
• Zhao , J. , Meng , S. and Li , D. 2004 . Liquid‐liquid extraction of ceruim(IV) from nitric acid media by di‐(2‐ethylhexyl) 2‐ethylhexyl phosphonate (DEHEHP) . Solvent Extr. Ion Exch. , 22 ( 3 ) : 429 – 447 .
   Web of Science ®Google Scholar
• Hoh , Y.‐C. , Wang , Y.‐Y. and Chiu , T.‐M. 1988 . “ Electro oxidation of cerium in the TBP‐HNO3 two phase system ” . In Rare Earths, Extraction, Preparation and Applications Edited by: Bautista , R. G. and Wong , M. M. 129 – 144 . The Minerals, Metals & Materials Society .
   Google Scholar
• Hoh , Y.‐C. , Wei , T.‐Y. , Wang , Y.‐Y. and Chiu , T.‐M. 1987 . Electro‐reductive stripping of cerium in the TBP‐HNO3 two phase system . Hydrometallurgy , 19 ( 2 ) : 209 – 225 .
   Web of Science ®Google Scholar
• Kedari , C. S. , Pandit , S. S. and Ramanujam , A. 1997 . In situ electro‐oxidation and liquid‐liquid extraction of cerium(IV) from nitric acid medium using tributyl phosphate and 2‐ethylhexyl hydrogen 2‐ethylhexyl phosphonate . J. Radioanal. Nucl. Ch. , 222 ( 1–2 ) : 141 – 147 .
   Web of Science ®Google Scholar
• Wei , Y‐Z. , Kumagai , M. , Takashima , Y. , Modolo , G. and Odoj , R. 2000 . Studies on the separation of minor actinides from high‐level wastes by extraction chromatography using novel silica‐based extraction resins . Nucl. Technol. , 132 ( 3 ) : 413 – 423 .
   Web of Science ®Google Scholar
• Kamegawa , K. , Nishikubo , K. , Kodama , M. , Adachi , Y. and Yoshida , H. 2002 . Oxidative degradation of carbon blacks with nitric acid: II. Formation of water‐soluble polynuclear aromatic compounds . Carbon , 40 ( 9 ) : 1447 – 1455 .
   Google Scholar
• Sillen , L. G. 1971 . Stability Constants of Metal‐Ion Complexes London : Chem. Soc. . Special publication No. 25
   Google Scholar
• Hogfeldt , P. E. 1982 . Stability Constants of Metal‐Ion Complexes, Part A Edited by: Hogfeldt , P. E. 122 Pergamon Press .
   Google Scholar
• Tashiro , Y. , Kodama , R. , Sugai , H. , Suzuki , K. and Matsuoka , S. 2000 . Nonphosphate degradation products of tributyl phosphate and their reactivities in purex media under extreme conditions . Nucl. Technol. , 129 ( 1 ) : 93 – 100 .
   Web of Science ®Google Scholar
• Higgins , C. E. , Baldwin , W. H. and Soldano , B. A. 1959 . Effects of electrolytes and temperature on the solubility of tributyl phosphate in water . J. Phys. Chem. , 63 ( 1 ) : 113 – 118 .
   Google Scholar
• Alcock , K. , Grimley , S. S. , Healy , T. V. , Kennedy , J. and McKay , H. A.C. 1956 . The extraction of nitrates by tri‐n‐butyl phosphate (TBP). Part 1.—The system TBP+Diluent+H2O+HNO3 . Trans. Faraday Soc. , 52 : 39 – 47 .
   Google Scholar
• Kumar , S. and Koganti , S. B. 2000 . Salt effect model for aqueous solubility of TBP in a 5 to 100% TBP/n‐dodecane‐nitric acid‐water biphasic system at 298.2 K . Nucl. Technol. , 129 ( 2 ) : 279 – 283 .
   Web of Science ®Google Scholar
• Trochimczuk , A. W. , Kabay , N. , Arda , M. and Street , M. 2004 . Stabilization of solvent impregnated resins (SIRs) by coating with water soluble polymers and chemical crosslinking . React. Funct. Polym. , 59 ( 1 ) : 1 – 7 .
   Google Scholar