Synergistic extraction of rare earth by mixtures of 2-ethylhexyl phosphoric acid mono-2-ethylhexyl ester and di-(2-ethylhexyl) phosphoric acid from sulfuric acid medium

Journal of Rare Earths

Volumn 26, Issue 3, 2008, Pages 410-413

  HUANG, Xiaowei ^a,b   LI, Jianning ^b   LONG, Zhiqi ^b   ZHANG, Yongqi ^b   XUE, Xiangxin ^a   ZHU, Zhaowu ^b  

^a NORTHEASTERN UNIVERSITY   (China)

^b GENERAL RESEARCH INSTITUTE FOR NONFERROUS METALS   (China)

Author keywords

2 ethylhexyl phosphoric acid mono 2 ethylhexyl ester; di (2 ethylhexyl) phosphoric acid; mechanism, Sm3+, Nd3+; rare earths; synergistic extraction

Indexed keywords

ESTERS; EXTRACTION; EXTRACTIVE METALLURGY; METALS; NEODYMIUM; ORGANIC COMPOUNDS; PHOSPHORIC ACID; RARE EARTH ELEMENTS;

ACID MEDIUM; DI(2 ETHYLHEXYL) PHOSPHORIC ACID; SYNERGISTIC EXTRACTION;

SULFURIC ACID;

EID: 46149112984     PISSN: 10020721     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1002-0721(08)60107-6     Document Type: Article

References (14)

1. 3 solution by solvent extraction with DEHPA. Rare Metals 15 2 (1996) 81
2. Xu G. Rare Earth (1995), Metallurgy Industry Press, Beijing 469
3. Tachimori S., and Nakamura H. Application of synergistic MEHPA-DEHPA mixed solvent to the extraction of lanthanides. Radioanal. Nucl. Chem. 44 1 (1978) 37
4. Reddy B., Reddy L., Reddy A., Reddy M., Sujatha S., Ramamohan T., and Danodaran A. Synergistic solvent extraction of Eu and Tb with mixtures of various organophosphorus extractants. J. Radioanal. Nucl. Chem. 178 1 (1994) 109
5. Komatsu Y., and Freiser H. Extraction separation of trivalent lanthanide metals with bis(2,4,4-trimethylpentyl) phosphoric acid. Anal. Chim. Acta 227 (1989) 397
6. Saleh M., Bari M., Sadd B., Saleh M., Bari M., and Saad B. Solvent extraction of lanthanum(III) from acidic nitrate-acetato medium by Cyanex272 in toluene. Hydrometallurgy 63 (2002) 75
7. Jing S., and Li D. Study of synergistic extraction of rare earth element (III) with BTMPPA and HBMBP. Application Chemistry 11 3 (1994) 49
8. Wang Y., Wang L., and Li D. Synergistic extraction of zinc (II) with mixtures of CA-100 and Cyanex272. Separation Science and Technology 38 10 (2003) 2291
9. Xiong Y., Wang X., and Li D. Synergistic extraction and separation of heavy lanthanide by mixtures of Bis(2,4,4-trimethylpentyl) phosphoric acid mono-2-Ethylhexyl ester. Separation Science and Technology 40 (2005) 2325
10. Wang Z., Ma G., and Li D. Extraction and separation of heavy rare earth(III) with extraction resin containing di(2,4,4-trimethylpentyl) phosphoric acid (Cyanex272). Solvent Extr. and Ion Exch. 16 3 (1998) 813
11. Ma E., Yan X., Wang S., Long H., and Yuan C. Extraction of lanthanide by 2-ethylhexyl phosphoric acid mono-2-ethylhexyl ester. Science in China Series B: Chemistry 5 (1981) 565
12. Xu G., Wang W., and Wu J. Extraction chemistry of the nuclear fuel: Synergistic extraction with chelating and complexing extractants. Atomic Energy Science and Technology 7 (1963) 487
13. 4 system. Journal of Rare Earth 25 1 (2007) 55
14. Huang X., Xue X., Li H., and Zhang G. Development status and research progress of rare earth hydrometallurgy in China. Journal of the Chinese Rare Earth Society 24 2 (2006) 129 (in Chin.)