Satin-finished nickel or nickel alloy coating

Details Satin-finished nickel or nickel alloy coating Satin-finished nickel or nickel alloy coating

2005-07-19

2005-07-19

Wong, Edna (Department: 1753)

Electrolysis: processes, compositions used therein, and methods

Electrolytic coating

Depositing predominantly alloy coating

C205S260000, C205S271000

Reexamination Certificate

active

06919014

ABSTRACT:
In order to achieve an even satin-finished nickel or nickel alloy coating an acid nickel or nickel alloy electroplating bath is proposed which contains a sulfosuccinic acid compound of the general formula I additional to at least one quaternary ammonium compound, wherein R1, R2=hydrogen ion, alkali ion, alkaline earth ion, ammonium ion and/or C1-C18hydrocarbon moiety, wherein R1and R2are identical or different with the proviso that at the most one of the groups R1and R2=hydrogen ion, alkali ion and alkaline earth ion, and wherein K+=hydrogen ion, alkaline ion, alkaline earth ion, ammonium ion

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Huang, Chein Ho, “The Effect of Organic Additives on the Electroformed Nickel Alloys”, Interfinish 92, Int. Congr. Surf. Finish. (no month, 1992), vol. 3, pp. 1396-1405. Abstract Only.
Spezialchemikalien der BASF Tenside und Polyalkylenglykole, no date.

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