By Arup K. SenGupta, Yitzhak Marcus
This article introduces a distinct category of polymeric ligand exchanger (PLE) with excessive affinities for anionic ligands. quantity 14 discusses the capability and benefits of micro- and nanofiltration membrane tactics for removing of metals; information triumphing equilibrium relationships and aiding experimental information for platforms the place leaching and ion alternate ensue at the same time; covers circumstances of uranium cation and gold cyanide anion bisorption and modelling of engineered platforms.
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Additional resources for Ion Exchange and Solvent Extraction: A Series of Advances, Volume 14
30. SD Alexandratos, DL Wilson. Macromolecules 19:280–287, 1986. 31. SD Alexandratos, DL Wilson, PT Kaiser, WJ McDowell. React Polym 5: 23–35, 1987. 32. GK Schweitzer, AMBM Radzi, SD Alexandratos. Anal Chim Acta 209: 363–366, 1988. 33. SD Alexandratos, DR Quillen, WJ McDowell. Sep Sci Technol 22:983– 995, 1987. 34. SD Alexandratos, PT Kaiser. Solvent Extr Ion Exch 10:539–557, 1992. 35. SD Alexandratos, DR Quillen, ME Bates. Macromolecules 20:1191–1196, 1987. 36. SD Alexandratos, ME Bates, AJ Walder, WJ McDowell.
A compromise exists between the recovery and the grade of the valuable species in the leachate, with the 40 van Deventer et al. recovery usually being the dominant driving force. The leaching procedure is typically aggressive, especially in the case of refractory ores, in that contaminants (unwanted species) associated with the valuable species are liberated. Nevertheless, leaching is an established and relatively successful method of mineral extraction, especially when treating high grade ores.
J Biol Chem 272:20364–20372, 1997. FWE Strelow. Anal Chem 32:1185–1188, 1960. KA Kraus, RJ Raridon. J Phys Chem 63:1901–1907, 1959. MJ Slater, BH Lucas, GM Ritcey. CIM Bulletin 117–123, 1978. F Helfferich. J Phys Chem 69:1178–1187, 1965. GE Janauer, GO Ramseyer, JW Lin Anal Chim Acta 73:311–319, 1974. TC Lo, MHI Baird, C Hanson. Handbook of Solvent Extraction. New York: Wiley, 1983. T Sekine, Y Hasegawa. Solvent Extraction Chemistry: Fundamentals and Applications. New York: Marcel Dekker, 1977.