Persimmon peel gel for the selective recovery of gold

Hydrometallurgy

Volumn 87, Issue 3-4, 2007, Pages 133-139

  Parajuli, Durga ^a   Kawakita, Hidetaka ^a   Inoue, Katsutoshi ^a   Ohto, Keisuke ^a   Kajiyama, Kumiko ^a  

^a SAGA UNIVERSITY   (Japan)

Author keywords

Gold(III); Polyphenolics; PP gel

Indexed keywords

ADSORPTION; GELS; ORGANIC ACIDS; REDUCTION; X RAY DIFFRACTION ANALYSIS;

DIGITAL MICROGRAPH; PERSIMMON PEEL GEL; POLYPHENOLICS;

GOLD ORE TREATMENT;

EID: 34250331142     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.hydromet.2007.02.006     Document Type: Article

References (11)

1. Gammons C.H., Yu Y., and Williams-Jones A.E. The disproportionation of gold (I) chloride complexes at 25 to 200 °C. Geochim. Cosmochem. Acta, 61 10 (1997) 1971
2. Matsuo T., and Ito S. On mechanisms of removing astringency in persimmon fruits by carbon dioxide treatment. Part II. The chemical structure of kaki-tannin from immature fruit of the persimmon (Diopyros kaki L.). Agric. Biol. Chem. 42 9 (1978) 1637
3. Matsuo T., Kamigama N., and Saitoh M. Adsorption characteristics of immobilized kaki-tannin and industrial application. Acta Hortic. 398 (1995) 285 (postharvest physiology of fruits)
4. Nakajima A., and Baba Y. Mechanism of hexavalent chromium adsorption by persimmon tannin gel. Water Res. 38 12 (2004) 2859
5. Nakajima A., and Sakaguchi T. Recovery of uranium from uranium refining waste water by using immobilized persimmon tannin. J. Radioanal. Nucl. Chem. 242 3 (1999) 623
6. Nakajima A., Ohe K., Baba Y., and Kijima T. Mechanism of gold adsorption by persimmon tannin gel. Anal. Sci. 19 7 (2003) 1075
7. Nakano Y., Takeshita K., and Tsutsumi T. Adsorption mechanism of hexavalent chromium by redox within condensed-tannin gel. Water Res. 35 2 (2001) 496
8. Parajuli D., Inoue K., Kuriyama M., Funaoka M., and Makino K. Reductive adsorption of gold (III) by crosslinked Lignophenol. Chem. Lett. 34 1 (2005) 34
9. Parajuli D., Adhikari C.R., Kuriyama M., Kawakita H., Ohto K., Inoue K., and Funaoka M. Selective recovery of gold by novel lignin-based adsorption gels. Ind. Eng. Chem. Res. 45 1 (2006) 8
10. Ogata T., and Nakano Y. Mechanisms of gold recovery from aqueous solutions using a novel tannin gel adsorbent synthesized from natural condensed tannin. Water Res. 39 18 (2005) 4281
11. Raubenheimer H.G., and Cronje S. Gold halides, pseudohalides and related compounds. In: Schmidbaur H. (Ed). Gold Progress in Chemistry, Biochemistry and Technology (1999), John Wiley & Sons, Chichester 557