Brightening composition for zinc alloy electroplating bath and i

Details Brightening composition for zinc alloy electroplating bath and i Brightening composition for zinc alloy electroplating bath and i

1981-06-16

1984-01-10

Kaplan, G. L.

Chemistry: electrical and wave energy

Processes and products

C25D 356

Patent

active

044251980

ABSTRACT:
An acid zinc alloy electroplating bath such as a zinc-nickel and/or cobalt bath and process employing said bath which contains an effective amount of a brightening agent selected from a bath soluble polyacrylamide polymer, N-substituted polyacrylamide derivative, and copolymers thereof. The zinc alloy electroplating is economical and versatile in use and produces a ductile, corrosion resistant plating deposit having a semi-bright to bright appearance.

REFERENCES:
patent: 3723262 (1973-03-01), Rushmere
patent: 4176017 (1979-11-01), Martin
patent: 4226682 (1980-10-01), Popescu
patent: 4229267 (1980-10-01), Steinecker

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