Electrolysis: processes – compositions used therein – and methods – Electrolytic coating – Depositing predominantly alloy coating
Patent
1997-06-23
1999-03-30
Gorgoe, Kathryn
Electrolysis: processes, compositions used therein, and methods
Electrolytic coating
Depositing predominantly alloy coating
205 81, 205255, 205245, C25D 358
Patent
active
058883738
ABSTRACT:
A method for preparing a nickel-zinc-copper or nickel-zinc alloy electroplating solution from at least one electroplating waste solution and/or at least one acidic leach solution of metal scrap containing nickel and/or zinc ions is disclosed. The method involves mixing two or more than two of solutions of the electroplating waste solutions and the acidic leach solutions, and optionally water, so that the ion concentrations of Ni, Zn, Cu, Fe, Cr and Pb of the resulting mixed solution are within the following ion concentrations:
Chen Chih-Chia
Chen Jyh-Herng
Chen Tai-Hong
Lin Jin-Chie
Yang Fong-Ru
Gorgoe Kathryn
Industrial Technology Research Institute
Parsons Thomas H.
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