Recovery of copper, tin and lead from the spent nitric etching solutions of printed circuit board and regeneration of the etching solution

Hydrometallurgy

Volumn 70, Issue 1-3, 2003, Pages 23-29

  Lee, Man Seung ^a   Ahn, Jong Gwan ^b   Ahn, Jae Woo ^c  

^a Mokpo National University   (South Korea)

^b Korea Institute of Geosceince and Mineral Resources   (South Korea)

^c Daejin University   (South Korea)

Author keywords

Copper; Etching solution; Lead; Nitric acid; PCB; Tin

Indexed keywords

CRYSTALLIZATION; ETCHING; PH EFFECTS; PRECIPITATION (CHEMICAL); PRINTED CIRCUIT BOARDS;

ELECTROWINNING;

HEAVY METALS;

EID: 0038515503     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0304-386X(03)00045-8     Document Type: Article

References (12)

1. Barakat M.A. Recovery of lead, tin and indium from alloy wire scrap. Hydrometallurgy. 49:1989;63-73.
2. Bøckman O., Østvold T. Products formed during cobalt cementation on zinc in zinc sulfate electrolytes. Hydrometallurgy. 54:2000;65-78.
3. Brown C.J., Davy D., Simmons P.J. Recovery of nitric acid from solutions used for treating metal surface. Plating and Surface Finishing. 2:1980;60-62.
4. Černá M., Bízek V., Štastová J., Rod Vo. Extraction of nitric acid with quaternary ammonium bases. Chemical Engineering Science. 48(1):1992;99-103.
5. Gabe D.R. Principles of metal surface treatment and protection. 1978;30-33 Pergamon, London.
6. Mockrin, I., Hobin, M.A., 1977. Recovery of copper from waste nitrate liquors by electrolysis. US Patent, 4,033,838.
7. Nelson, N.J., 1977. Regenerative copper etching process and solution. US Patent, 4,545,850.
8. Noiser S.A., Sallam S.A. Removal of lead ions from wastewater by cementation on a gas-sparged zinc cylinder. Separation and Purification Technology. 18:2000;93-101.
9. Pourbaix M. Atlas of Electrochemical Equilibria in Aqueous Solutions. 1966;475-477 Pergamon, Bristol.
10. Schwartz L.D., Etsell T.H. The cementation of lead from ammoniacal ammonium sulphate solution. Hydrometallurgy. 47:1998;273-279.
11. Stefanowicz T., Osiñska M., Stefania N.Z. Copper recovery by the cementation method. Hydrometallurgy. 47(1):1997;69-90.
12. 16. Fluid Phase Equilibria. 46:1989;281-293.