Acid bright zinc plating

Details Acid bright zinc plating Acid bright zinc plating

1981-11-30

1984-04-24

Ozaki, G.

Chemistry: electrical and wave energy

Processes and products

C25D 322

Patent

active

044446306

ABSTRACT:
Acid electroplating baths for bright zinc plating containing a zinc salt, ammonium chloride and bath additives which include a carrier component comprising an alkyl substituted ammonium propoxylate salt, preferably a trialkylammonium propoxylate salt, and a lower molecular weight alkyl substituted naphthalene sulfonic acid, or bath soluble salt thereof, in combination with other brighteners and grain refiners for providing bright, ductile, fine grained, adherent deposits over a broad current density range.

REFERENCES:
patent: 3723263 (1973-03-01), Rosenberg
patent: 3855085 (1974-12-01), Rushmere
patent: 3928149 (1975-12-01), Steeg
patent: 4014761 (1977-03-01), Passal
patent: 4089755 (1978-05-01), Steinecker

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