Spectroelectrochemical investigations of flotation reagent-surface interaction

Minerals Engineering

Volumn 19, Issue 6-8, 2006, Pages 561-570

  Hope, Gregory A ^a   Woods, Ronald ^a   Parker, Gretel K ^a   Watling, Kym M ^a   Buckley, Fionnuala M ^a  

^a GRIFFITH UNIVERSITY   (Australia)

Author keywords

Chalcopyrite; Flotation collectors; Mineral processing; Redox reactions; Sulphide ores; Surface modification

Indexed keywords

COINAGE; DEPOSITION; DUST COLLECTORS; ELECTROCHEMISTRY; ELECTRODES; GOLD; RAMAN SCATTERING; SPECTROSCOPIC ANALYSIS;

IMMERSION; MERCAPTOBENZOTHIOAZOLE; SPECTROELECTROCHEMICAL INVESTIGATIONS; SURFACE ENHANCED RAMAN SCATTERING (SERS);

FLOTATION AGENTS;

EID: 33644949523     PISSN: 08926875     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mineng.2005.09.008     Document Type: Conference Paper

References (28)

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2. A.N. Buckley, and R. Woods Identifying chemisorption of thiol collectors with sulfide minerals by XPS: adsorption of xanthate on silver and silver sulfide Colloids and Surfaces A 104 1995 295 305
3. A.N. Buckley, I.C. Hamilton, and R. Woods An investigation of the sulfur(-II)/sulfur(0) system on gold electrodes Journal of Electroanalytical Chemistry 216 1987 213 227
4. A.N. Buckley, T.J. Parks, A.M. Vassallo, and R. Woods Verification by surface enhanced Raman spectroscopy of the integrity of xanthate chemisorbed on silver International Journal of Mineral Processing 51 1997 303 313
5. A.N. Buckley, G.A. Hope, and R. Woods Metals from Sulfide Minerals: The Role of Adsorption of Organic Reagents in Processing Technologies K. Wandelt S. Thurgate Solid-Liquid Interfaces Macroscopic Phenomena-Microscopic Understanding 2003 Springer-Verlag Heidelberg 61 96
6. S. Chander, and D. Fuerstenau Electrochemical reaction control of contact angles on copper and synthetic chalcocite in aqueous potassium diethyldithiophosphate solutions International Journal of Mineral Processing 2 1975 333 352
7. M. Fleischmann, P.J. Hendra, and A.J. McQuillan Raman spectra of pyridine adsorbed at a silver electrode Chemical Physics Letters 26 1974 163 166
8. M. Fleischmann, D. Sockalingum, and M.M Musiani The use of near infrared Fourier Transform techniques in the study of surface enhanced Raman spectra Spectrochimica Acta, Part A: Molecular Spectroscopy 46 1990 285 294
9. X. Gao, Y. Zhang, and M.J. Weaver Adsorption and electrooxidative pathways for sulfide on gold as probed by real-time surface-enhanced Raman spectroscopy Langmuir 8 1992 668 672
10. I.C. Hamilton, and R. Woods An investigation of the deposition and reactions of sulfur on gold electrodes Journal of Applied Electrochemistry 13 1983 783 794
11. G.A. Hope, K. Watling, and R. Woods An electrochemical investigation of the suppression of silver dissolution in aqueous cyanide by 2- mercaptobenzothiazole Journal of Applied Electrochemistry 31 2001 703 709
12. G.A. Hope, K. Watling, and R. Woods A SERS spectroelectrochemical investigation of the interaction of isopropyl, isobutyl and isoamyl xanthates with silver Colloids and Surfaces A 178 2001 157 166
13. G.A. Hope, R. Woods, and K. Watling A spectroelectrochemical investigation of the influence of sodium diisobutyldithiophosphinate on silver dissolution in aqueous cyanide Journal of Applied Electrochemistry 31 2001 1285 1291
14. G.A. Hope, R. Woods, S. Boyd, and K. Watling A spectroelectrochemical investigation of the interaction of diisobutyldithiophosphinate with copper, silver and gold surfaces: I. Raman and NMR spectra of diisobutyldithiophosphinate compounds Colloids and Surfaces A 214 2003 77 85
15. G.A. Hope, R. Woods, and K. Watling A spectroelectrochemical investigation of the interaction of diisobutyldithiophosphinate with copper, silver and gold surfaces: II Electrochemistry and Raman spectroscopy Colloids and Surfaces A 214 2003 87 97
16. G.A. Hope, R. Woods, S. Boyd, and K. Watling A SERS spectroelectrochemical investigation of the interaction of butylethoxycarbonylthiourea with copper surfaces Colloids and Surfaces A 232 2004 129 137
17. Kakovsky, I.A. (1957). Physicochemical properties of some flotation reagents and their salts with ions of heavy non-ferrous metals. In: Schulman, J.H. (Ed.). Proceedings of 2nd International Congr. Surface Activity, 1957, Vol. IV. Butterworth, London. pp. 225-237.
18. J.O. Leppinen, C.I. Basilio, and R.-H. Yoon FTIR study of thionocarbamate adsorption on sulfide minerals Colloids and Surfaces 32 1988 113 125
19. G.K. Parker, R. Woods, and G.A. Hope Raman Investigation Of Sulfide Leaching C. Young A. Alfantaz C. Anderson A. James D. Dreisinger B. Harris Hydrometallurgy 2003 TMS Vancouver 447 460
20. A. Ulman Ultrathin organic films, from langmuir blodgett to self-assembly 1991 Academic Press San Diego
21. R. Woods Chemisorption at electrodes: hydrogen and oxygen on noble metals and their alloys A.J. Bard Electroanalytical Chemistry: A Series of Advances Vol. 9 1976 Dekker New York 1 162
22. R. Woods Chemisorption of thiols on metal and metal sulfides J. O'M. Bockris B.E. Conway R.E. White Modern Aspects of Electrochemistry 29 1996 Plennum Press New York 401 453
23. R. Woods, and G.A. Hope A SERS spectroelectrochemical investigation of the interaction of O-isopropyl-N-ethylthionocarbamate with copper surfaces Colloids and Surfaces A 146 1999 63 74
24. R. Woods, G.A. Hope, and G.M. Brown Spectroelectrochemical investigations of the interaction of ethyl xanthate with copper, silver and gold: I FT-Raman and NMR spectra of xanthate compounds Colloids and Surfaces A 137 1998 319 328
25. R. Woods, G.A. Hope, and G.M. Brown Spectroelectrochemical investigations of the interaction of ethyl xanthate with copper, silver and gold: II SERS of xanthate adsorbed on silver and copper surfaces Colloids and Surfaces A 137 1998 329 337
26. R. Woods, G.A. Hope, and G.M. Brown Spectroelectrochemical investigations of the interaction of ethyl xanthate with copper, silver and gold: III SERS of xanthate adsorbed on gold surfaces Colloids and Surfaces A 137 1998 339 344
27. R. Woods, G.A. Hope, and K. Watling A SERS spectroelectrochemical investigation of the interaction of 2-mercaptobenzothiazole with copper, silver and gold surfaces Journal of Applied Electrochemistry 30 2000 1209 1222
28. Woods, R., Hope, G.A., Boyd, S.E., Healy, P.C. (in press). Structural and Spectroscopic Studies of Hexameric N-(n-butyl-N′-ethoxycarbonyl) thioureate)copper(I), [Cu(HBET)]. School of Science, Griffith University, Brisbane.