A novel porous Pb-Ag anode for energy-saving in zinc electro-winning. Part I: Laboratory preparation and properties

Hydrometallurgy

Volumn 102, Issue 1-4, 2010, Pages 73-80

  Lai, Yanqing ^a   Jiang, Liangxing ^a   Li, Jie ^a   Zhong, Shuiping ^a   Lü, Xiaojun ^a   Peng, Hongjian ^a   Liu, Yexiang ^a  

^a CENTRAL SOUTH UNIVERSITY   (China)

Author keywords

Anodic potential; Corrosion rate; Negative pressure infiltration; Porous lead silver anode; Precipitation MnO2; Zinc electro winning

Indexed keywords

ANODIC POTENTIAL; ANODIC POTENTIALS; NEGATIVE PRESSURE INFILTRATION; NEGATIVE PRESSURES; POROUS LEAD-SILVER ANODE; PRECIPITATION MNO2;

CORROSION RATE; ELECTROCHEMICAL PROPERTIES; ELECTROLYSIS; ELECTROLYTES; ENERGY CONSERVATION; LEAD; LEAD OXIDE; MANGANESE; MANGANESE OXIDE; ORGANIC POLYMERS; PORE SIZE; SEEPAGE; SILVER; SOIL MECHANICS; ZINC;

POROUS PLATES;

EID: 77949488334     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.hydromet.2010.02.012     Document Type: Article

References (19)

1. Alkire R., and Gracon B. Flow-through porous electrodes. Journal of Electrochemical Society 122 12 (1975) 1594-1601
2. Bagotsky V.S. In: Frumkin A.N. (Ed). Fundamentals of Electrochemistry. 2nd edition (2006), Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Moscow, Russia
3. Dai Ch., Yi T., Wang D., and Hu X. Effects of lead-foam grids on performance of VRLA battery. Journal of Power Sources 158 (2006) 885-890
4. Felder A., and Prengaman R.D. Lead alloys for permanent anode in the non-ferrous metals industry. Journal of Metals 58 10 (2006) 28-31
5. 2-based DSA type electrodes: kinetics analysis of Tafel lines and EIS. International Journal of Hydrogen Energy 29 8 (2004) 791-797
6. Ivanov I., Stefanov Y., Noncheva Z., Petrova M., Dobrev T., Mirkova L., Vermeersch R., and Demaerel J.P. Insoluble anodes used in hydrometallurgy. Part I. Corrosion resistance of lead and lead alloy anodes. Hydrometallurgy 57 2 (2000) 109-124
7. Langlois S., and Coeuret F. Flow-through and flow-by porous electrodes of nickel foam. I. Material characterization. Journal of Applied Electrochemistry 19 (1989) 3-50
8. 5 anodes for oxygen evolution. Transactions of the Nonferrous Metallurgy Society of China 16 5 (2006) 1193-1199
9. Nikolova V., Nikolov I., and Vitanov T. Utilization of gas-diffusion electrodes catalyzed with tungsten carbide as anodes for zinc electrowinning. Journal of Applied Electrochemistry 17 (1987) 322-328 (l)
10. Peng R.Q., Ren H.J., and Zhang X.P. Metallurgy of Lead and Zinc (2003), Chinese Science Press, Beijing, China (in Chinese)
11. Petrova M., Stefanov Y., Noncheva Z., Dobrev T., and Rashkow S. Electrochemical behavior of lead alloys as anodes in zinc electrowinning. British Corrosion Journal 34 3 (1999) 198-200
12. Rashkov S., Dobrev T., Noncheva Z., Stefano Y., Rashkova B., and Petrova M. Lead-cobalt anodes for electrowinning of zinc from sulphate electrolytes. Hydrometallurgy 52 (1999) 223-230
13. 2 alloy coated lead composite anodes for zinc electrowinning. Transactions of the Institute of Metal Finishing 83 6 (2005) 291-295
14. Stefanov Y., and Dobrev T. Potentiodynamic and electronmicroscopy investigations of lead-cobalt alloy coated lead composite anodes for zinc electrowinning. Transactions of the Institute of Metal Finishing 83 6 (2005) 296-299
15. Tseung A.C.C. Gas evolution on porous electrodes. Journal of Applied Eelectrochemistry 15 (1985) 575-580
16. Verbaan B., and Mullinder B. The simultaneous electrowinning of manganese dioxide and zinc from purified neutral zinc sulphate at high current efficiencies. Hydrometallurgy 7 4 (1981) 339-352
17. Wesselmark M., Lagergren C., and Lindergh G. Methanol oxidation as anode reaction in zinc electrowinning. Journal of Electrochemical Society 152 11 (2005) 201-207
18. Yu P., and O'Keefe T.J. Evaluation of lead anode reactions in acid sulfate electrolytes II. Manganese reactions. Journal of Electrochemical Society 149 5 (2002) 558-569
19. Yuh C.Y., and Selman J.R. Porous-electrode modeling of the molten-carbonate fuel-cell electrodes. Journal of Electrochemical Society 139 5 (1992) 1373-1379