Extraction and recovery of cerium (IV) along with fluorine (I) from bastnasite leaching liquor by DEHEHP in [C8 mim] PF6

Journal of Chemical Technology and Biotechnology

Volumn 84, Issue 7, 2009, Pages 949-956

  Zuo, Yong ^a,b   Liu, Yu ^a   Chen, Ji ^a   Li, De Qian ^a  

^a CHANGCHUN INSTITUTE OF APPLIED CHEMISTRY   (China)

^b UNIVERSITY OF CHINESE ACADEMY OF SCIENCES   (China)

Author keywords

C8mim PF6; Bastnasite leaching liquor; Cerium; DEHEHP; Extraction; Fluorine

Indexed keywords

[C8MIM]PF6; BASTNASITE; BASTNASITE LEACHING LIQUOR; DEHEHP; ENVIRONMENTALLY BENIGN; EXTRACTION MECHANISMS; EXTRACTION SYSTEMS; HEXAFLUOROPHOSPHATE; HIGH PURITY; IDENTICAL PROCESS; LEACH LIQUORS; N-HEPTANE; NEGATIVE IMPACTS; RECOVERY EFFICIENCY;

CERIUM; CERIUM COMPOUNDS; FLUORINE; HEPTANE; IONIC LIQUIDS; IONIZATION OF LIQUIDS; LEACHING; METAL IONS; NITROGEN COMPOUNDS; RARE EARTHS; SMELTING; SOLVENT EXTRACTION; SOLVENTS; STRIPPING (DYES);

METAL RECOVERY;

1 METHYL 3 OCTYLIMIDAZOLIUM HEXAFLUOROPHOSPHATE; CERIUM; DI(2 ETHYLHEXYL) 2 ETHYLHEXYLPHOSPHONATE; FLUORINE DERIVATIVE; HEPTANE; IONIC LIQUID; NITRIC ACID DERIVATIVE; PHOSPHONIC ACID DERIVATIVE; SOLVENT; SULFATE; UNCLASSIFIED DRUG;

ARTICLE; LEACHING; METAL RECOVERY; METALLURGY; QUANTITATIVE ANALYSIS; SEPARATION TECHNIQUE; SOLVENT EXTRACTION;

EID: 67650917489     PISSN: 02682575     EISSN: 10974660     Source Type: Journal    
DOI: 10.1002/jctb.2116     Document Type: Article

References (30)

1. Morais CA and Ciminelli VST, Process development for the recovery of high-grade lanthanum by solvent extraction. Hydrometallurgy 73:237-244 (2004).
2. Huddleston JG, Willauer HD, Swatloski RP, Visser AE and Rogers RD, Room temperature ionic liquids as novel media for 'clean' liquid-liquid extraction. Chem Commun 1765-1766 (1998).
3. Visser AE, Swatloski RP, Reichert WM, Griffin ST and Rogers RD, Traditional extractants in nontraditional solvents: Groups 1 and 2 extraction by crown ethers in room-temperature ionic liquids. Ind Eng Chem Res 39:3596-3604 (2000).
4. Sun XQ, Peng B, Chen J, Li DQ and Luo F, An effective method for enhancing metal-ions' selectivity of Ionic Liquid-based extraction system: Adding water-soluble complexing agent. Talanta 74:1071-1074 (2008).
5. Sun XQ, Wu DB, Chen J and Li DQ, Separation of scandium(III) from lanthanides(III) with room temperature ionic liquid based extraction containing Cyanex 925. J Chem Technol Biotechnol. 82: 267-272 (2007).
6. Giridhar P, Venkatesan KA, Srinivasan TG and Rao PRV, Extraction of uranium(VI) from nitric acid medium by 1.1M tri-n-butylphosphate in ionic liquid diluent. J Radioanal Nucl Chem 265:31-38 (2005).
7. Shimojo K and Goto M, Solvent extraction andstripping of silver ions in room-temperature ionic liquids containing calixarenes. Anal Chem 76:5039-5044 (2004).
8. 4] ionic liquid. AICHE J 53:3108-3115 (2007).
9. Seiler M, Jork C, Kavarnou A, Arlt W and Hirsch R, Separation of azeotropic mixtures using hyperbranched polymers or ionic liquids. AICHE J 50:2439-2454 (2004).
10. Dietz ML, Ionic liquids as extraction solvents:Where do we stand? Sep Sci Technol 41:2047-2063 (2006).
11. Cocalia VA, Holbrey JD, Gutowski KE, Bridges NJ and Rogers RD, Separations of metal ions using ionic liquids: the challenges of multiple mechanisms. Tsinghua Sci Technol. 11:188-193 (2006).
12. 6 as extracting phase. Ind Eng Chem Res 47:2349-2355 (2008).
13. Huang XW, Long ZQ, Li HW, Ying WJ, Zhang GC and Xue XX, Development of rare earth hydrometallurgy technology in China. J Rare Earths 23:1-4 (2005).
14. Li DQ, Progress on Separation process of thorium and cerium (IV) extraction in Panxi rare earth ore. In Progress in Solvent Extraction, ed by Gu GB, Zeng ZO, Zhang ZM and Huang SL. Jinan University Press, Guangzhou, pp 125-135 (1998).
15. Xiong WC, Wang XQ and Li DQ, Preparation of rare earth alloys and high purity compounds. in Rare Earth Elements and Their Applications, Yu ZS and Chen MB. Metallurgical Industry Press, Beijing, pp 123-125 (1995).
16. Nikl M, Wide band gap scintillation materials: progress in the technology and material understanding. Phys Status Solidi A 178:595-620 (2000).
17. Li D, Lu J and Wei Z, Process for extracting and separating cerium and thorium from hamartite leachate. Chinese patent CN1254024-A (1998).
18. Liao WP, Yu GH and Li DQ, Solvent extraction of cerium(IV) and fluorine(I) from sulphuric acid leaching of bastnasite by Cyanex 923. Solvent Extr Ion Exch 19:243-259 (2001).
19. 4-HF medium with Cyanex 923. Talanta 56:613-618 (2002).
20. Lu J, Wei ZG, Li DQ, Ma GX and Jiang ZC, Recovery of Ce(IV) and Th(IV) from rare earths(III) with Cyanex 923. Hydrometallurgy 50:77-87 (1998).
21. 3-HF medium using a constant interfacial cell with laminar flow. Solvent Extr Ion Exch 24:165-176 (2006).
22. Zhao JM, Meng S and Li DQ, Liquid-liquid extraction of cerium(IV) from nitric acid media by di-(2-ethylhexyl) 2-ethylhexylphosphonate (DEHEHP). Solvent Extr Ion Exch 22:429-447 (2004).
23. Zhao JM, Meng SL and Li DQ, Coordination reactions in the extraction of cerium(IV) and fluorine(I) by DEHEHP from mixed nitric acid and hydrofluoric acid solutions. Solvent Extr Ion Exch 22:813-831 (2004).
24. Zhao JM, Zuo Y, Li DQ and Liu SZ, Extraction and separation of cerium(IV) from nitric acid solutions containing thorium(IV) and rare earths(III) by DEHEHP. J Alloy Compd 374:438-441 (2004).
25. Huddleston JG, Visser AE, Reichert WM, Willauer HD, Broker GA and Rogers RD, Characterization and comparison of hydrophilic and hydrophobic room temperature ionic liquids incorporating the imidazolium cation. Green Chem 3:156-164 (2001).
26. Swatloski RP, Holbrey JD and Rogers RD, Ionic liquids are not always green: hydrolysis of 1-butyl-3-methylimidazolium hexafluorophosphate. Green Chem 5:361-363 (2003).
27. Zhang JR, Qi L and Fang HQ, The Determination of F(I) with Fluoride Ion Selective Electrode, Instrumental Analysis Experiments. Science Press, Beijing, pp. 144-156 (1999).
28. Chang HC, Jiang JC, Tsai WC, Chen GC and Lin SH, Hydrogen bond stabilization in 1,3-dimethylimidazolium methyl sulfate and 1-butyl-3-methylimidazolium hexafluorophosphate probed by high pressure: The role of charge-enhanced C-H center dot center dot center dot O interactions in the room-temperature ionic liquid. J Phys Chem B 110:3302-3307 (2006).
29. Qiao J, Zhang CR, Liu ZG and Hao XK, Complexation behavior of fluorine (I) with cerium (IV) in solution. Chin Rare Earths 18:64-67 (1997).
30. Dong K, Zhang SJ, Wang DX and Yao XQ, Hydrogen bonds in imidazolium ionic liquids. J Phys Chem A 110:9775-9782 (2006).