Fig. 1. Schematic flow sheet for copper sulphate from waste acids.
Fig. 2. New method for producing copper sulphate from waste acids.
Fig. 3. Model concentration profile at the membrane-solution interface cation exchange membrane.
Fig. 4. Producing copper power from electrowinning.
Fig. 5. Cu concentration at 3.5 V electrowinning.
Fig. 6. Ampere change at 3.5 V electrowinning.
Fig. 7. Cu concentration at 4.5 V electrowinning.
Fig. 8. Ampere change at 4.5 V electrowinning.
Fig. 9. Cu concentration at 3.5 to 4.5 V electrowinning.
Fig. 10. Ampere change at 3.5 to 4.5 V electrowinning.
Fig. 11. producing copper sulfate from copper powder.
Table 1. Chemical composition of CuCl2
Table 2. Experiment condition
Table 3. Chemical composition of Cu powder
Table 4. Chemical composition of Cu powder
Table 5. Chemical composition of CuSO 4
References
- Jin-Yeon Lee, et al., 2018 : Study on Synthesis of Fine Copper Powder by Electro-refining from Copper Containing Sludge, J. of Korean Inst. of Resources Recycling, 27(6), pp.44-52. https://doi.org/10.7844/KIRR.2018.27.6.44
- Mulder, M., 1991 : Basic Principles of Membrane Science, Kluwer Academic Publisher, p.275.
- Cowan, D. A. and Brown, J. H., 1959 : Effect of turbulent on limiting current in electrodialysis cells, Ind. Eng. Chem., 51, pp.1445. https://doi.org/10.1021/ie50600a026
- Tanaka, Y., 2003 : Concentration polarization in ionexchangemembrane electrodialysis the events arising in a flowing solution in a desalting cell, J. of Membrane Science, 216, pp.149-164. https://doi.org/10.1016/S0376-7388(03)00067-X
- Tanaka, Y., 2002 : Current density distribution, limiting current density and saturation current in an ion-exchange membrane electrodialye, J. of Membrane Science, 210, pp.65-75. https://doi.org/10.1016/S0376-7388(02)00376-9
- Toshikatsu Sata : Ion Exchange Membranes Preparation, Characterization, Modification and Application pp.220-223.
- Barragan, V.M. and Bauza, C.R., 2002 : Current-voltage curves for a cation-exchange membrane in methanol-water electrolyte solutions. J. Colloid Interface Sci. 247, pp.138-148. https://doi.org/10.1006/jcis.2001.8065
- Belova, E. I., Lopatkova, G. Y., Pismenskaya, N. D. et al., 2006 : Effect of anion exchange membrane surface properties on mechanisms of overlimiting mass transfer. J. Phys. Chem. B 110, pp.13458-13469. https://doi.org/10.1021/jp062433f
- Chamoulaud, G. and Bélanger, D., 2005 : Modification of ion exchange membrane used for separation of protons and metallic cations and characterization of the membrane by current-voltage curves. J. Colloid Interface Sci. 281, pp.179-187. https://doi.org/10.1016/j.jcis.2004.08.081
- Choi, E.-Y., Strathmann, H., Park, J. M. et al., 2006 : Characterization of non-uniformly charged ion exchange membranes prepared by plasma-induced graft polymerization. J. Membr. Sci. 268, pp.165-174. https://doi.org/10.1016/j.memsci.2005.06.052
- Choi, J.-H., Kim, S.-H., and Moon, S.-H., 2001 : Heterogeneity of ion-exchange membranes: the effects of membranes heterogeneity on transport properties. J. Colloid Interface Sci. 241, pp.120-126. https://doi.org/10.1006/jcis.2001.7710
- Ibanez, R., Stamatialis, D. F., and Wessling, M., 2004 : Role of membrane surface in concentration polarization at cation-exchange membranes. J. Membr. Sci. 239, pp.119-128. https://doi.org/10.1016/j.memsci.2003.12.032
- Krol, J. J., Wessling, M., and Strathmann, H., 1999 : Chronopotentiometry and overlimiting ion transport through monopolar ion exchange membranes. J. Membr. Sci. 162, pp.155-164. https://doi.org/10.1016/S0376-7388(99)00134-9
- Krol, J. J., Wessling, M., and Strathmann, H., 1999 : Concentration polarization with monopolar ion-exchange membranes: current-voltage curves and water dissociation. J. Membr. Sci. 162, pp.145-154. https://doi.org/10.1016/S0376-7388(99)00133-7
- Park, J.-S., Choi, J.-H., Yeon, K.-H. et al., 2006 : An approach to fouling characterization of an ion exchange membranes using current-voltage relation and electrical impedance spectroscopy. J. Colloid Interface Sci. 294(1), pp.129-138. https://doi.org/10.1016/j.jcis.2005.07.016
- Rubinstein, I., Zaltzman, B., Pretz, J. et al., 2002 : Experimental verification of the electroosmotic mechanism of overlimiting conductance through a cation-exchange electrodialysis membrane. Rus. J. Electrochem. 38, pp.853-863. https://doi.org/10.1023/A:1016861711744
- Tanaka, Y., 2002 : Water dissociation in ion-exchange membrane electrodialysis. J. Membr. Sci. 203(1-2), pp.227-244. https://doi.org/10.1016/S0376-7388(02)00011-X
Cited by
- Hydrochloric Acid Leaching Behaviors of Copper and Antimony in Speiss Obtained from Top Submerged Lance Furnace vol.10, pp.10, 2019, https://doi.org/10.3390/met10101393