Acid zinc plating baths and methods for electrodepositing bright

Details Acid zinc plating baths and methods for electrodepositing bright Acid zinc plating baths and methods for electrodepositing bright

1978-05-22

1979-07-31

Kaplan, G. L.

Chemistry: electrical and wave energy

Processes and products

204DIG2, C25D 322

Patent

active

041629477

ABSTRACT:
An aqueous acidic plating bath for the electrodeposition of a bright zinc deposit on a substrate is disclosed and comprises zinc ions, ammonium ions and at least one aromatic sulfonic acid or salt having the general formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are each independently hydrogen or lower alkyl groups,

REFERENCES:
patent: 3723263 (1973-03-01), Rosenberg
patent: 3855085 (1974-12-01), Rushmere
patent: 3878069 (1975-04-01), Todt et al.
patent: 4075066 (1978-02-01), Eckles et al.
patent: 4089755 (1978-05-01), Steinecker
patent: 4119502 (1978-10-01), Arcilesi

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