Kinetics and mechanism of Re(VII) extraction with mixtures of tri-alkylamine and tri-n-butylphosphate

Hydrometallurgy

Volumn 100, Issue 3-4, 2010, Pages 110-115

  Xiong, Ying ^a   Lou, Zhenning ^a   Yue, Suang ^a   Song, Junjun ^a   Shan, Weijun ^a   Han, Guangxi ^a  

^a LIAONING UNIVERSITY   (China)

Author keywords

Interfacial extraction kinetics; Molybdenum(VI); Rhenium(VII); Tri alkylamine; Tri n butylphosphate

Indexed keywords

ALKYLAMINE; CHLORIDE CONCENTRATIONS; EXPERIMENTAL CONDITIONS; EXTRACTANT CONCENTRATION; EXTRACTANTS; EXTRACTION KINETICS; EXTRACTION RATE; INTERFACIAL EXTRACTION KINETICS; KINETIC CONDITIONS; KINETIC CONTROL; KINETICS AND MECHANISM; LIQUID-LIQUID INTERFACES; RATE DETERMINING STEP; SPECIFIC INTERFACIAL AREA; STIRRING SPEED; THERMODYNAMIC EQUILIBRIA; TRI-N-BUTYLPHOSPHATE;

ACTIVATION ENERGY; CHEMICAL REACTIONS; CHLORINE COMPOUNDS; DISSOLUTION; LAMINAR FLOW; LIQUIDS; MIXTURES; RATE CONSTANTS; RHENIUM;

MOLYBDENUM;

EID: 71649108839     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.hydromet.2009.10.014     Document Type: Article

References (20)

1. Almela A., Elizalde M.P., and Gómez J.M. Cadmium(II) extraction from phosphoric media by bis(2, 4, 4-trimethylpentyl) thiophosphinic acid (Cyanex 302). Fluid Phase Equilib. 145 (1998) 301-310
2. Biswas R.K., Habib M.A., and Bari M.F. Kinetics of backward extraction of Mn(II) from Mn-D2EHP complex in kerosene to hydrochloric acid medium using single drop technique. Hydrometallurgy 46 (1997) 349-362
3. Cao Z.F., Zhong H., and Qiu Z.H. Solvent extraction of rhenium from molybdenum in alkaline solution. Hydrometallurgy 97 (2009) 153-157
4. Chitra K.R., Gaikwad A.G., Surender G.D., and Damodaran A.D. Studies on kinetics of forward and backward extraction of neodymium by using phosphonic acid monoester as an acidic extraction. Chem. Eng. J. 60 (1995) 63-73
5. 2EHPA/n-heptane in a Hancil constant interface cell and a rotating disc contactor. Hydrometallurgy 50 (1998) 125-141
6. Danesi P.R., and Chiarizia R. The kinetics of metal solvent extraction. CRC Crit. Rev. Anal. Chem. 10 (1980) 1-126
7. 3+ in the system bis(2-ethylhexyl) phosphate-n-dodecane-NaCl-HCl-water. J. Phys. Chem. 85 (1981) 3646-3651
8. Gerhardt N.I., Palant A.A., and Dungan S.R. Extraction of tungsten(VI), molybdenum(VI) and rhenium(VII) by di-iso-dodecylamine. Hydrometallurgy 55 (2000) 1-15
9. Itabashi H., Takazawa Y., Niibe N., and Kawamoto H. Kinetics separation of cadmium(II) from zinc(II) with dithizone by back-extraction. Anal. Sci. 13 (1997) 921-924
10. Jordanov N., Mareva S., Borisov G., and Jordanov B. Substituted ethane phosphonic acid esters as reagents for the separation of molybdenum from rhenium by solvent extraction. Talanta 15 (1968) 221-227
11. Karagiozov L., and Vasilev C. Separation of molybdenum and rhenium by extraction with mixtures of tri-octylamine and Aliquat 336 followed by selective stripping. Hydrometallurgy 4 (1979) 51-55
12. Kizim N.F. The dynamic separation of substances by liquid-liquid extraction. Russ. Chem. Rev. 61 8 (1992) 830-850
13. Lou Z.N., Song J.J., Xiong Y., Shan W.J., Han G.X., and Deng G.C. Kinetics and mechanism of Re(VII) extraction and separation from Mo(VI) with tri-alkylamine. Presentation at 5th International Conference on Hydrometallurgy, Zhangjiajie, China, Abstract (2009) 32-33
14. Song, J.J., Xiong, Y., 2009. Mass transfer kinetics of Re(VII) extraction and separation from Mo(VI) with amine and its interfacial behavior, Liaoning University Master's thesis, pp 51-59.
15. Sutulov A. Molybdenum and rhenium recovery from porphyry coppers (1970), University of Concepcion, Chile
16. Szymanowski J., and Prochaska K. The surface excess isotherms and the mechanism of copper extraction by hydroxyoximes. J. Colloid Interface Sci. 125 (1987) 649-666
17. Wang Y.G., Yue S.T., Li D.Q., Jin M.J., and Li C.Z. Kinetics and mechanism of Y(III) extraction with CA-100 using a constant interfacial cell with laminar flow. Solv. Extr. Ion Exch. 20 3 (2002) 345-358
18. Xiong Y., Wang Y.G., and Li D.Q. Kinetics of extraction and stripping of y(iii) by Cyanex 272 as an acidic extractant using a constant interfacial cell with laminar flow. Solv. Extr. Ion Exch. 22 5 (2004) 833-851
19. Yu J.F., and Ji C. Interfacial chemistry and kinetics-controlled reaction mechanism of organo-phosphoric acid mixed extraction systems. Chem. J. Chin. Univ. 13 2 (1992) 224-226
20. Zheng Z., Lu J., Li D.Q., and Ma G.X. The kinetics study in liquid-liquid systems with constant interfacial area cell with laminar flow. Chem. Eng. Sci. 53 13 (1998) 2327-2333