The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 07, 1985
Filed:
Jan. 09, 1984
Applicant:
Inventors:
Assignee:
OMI International Corporation, Warren, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D / ; C25D / ;
U.S. Cl.
CPC ...
204 442 ; 204 / ;
Abstract
An aqueous acid electroplating solution and process for electrodepositing an adherent, ductile zinc, zinc-cobalt, zinc-nickel, zinc-cobalt-nickel alloy deposit on a conductive substrate which contains a comparatively low concentration of boric acid to inhibit formation of bath insoluble polyborate compounds and contains an effective amount of a polyhydroxy additive agent containing at least 3 hydroxyl groups and at least 4 carbon atoms of the structural formula: ##STR1## as hereinafter more specifically defined. The electroplating solution further contains conventional acid zinc and zinc alloy bath constituents and supplemental additive agents of the types known in the art.