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:
Aug. 19, 1980
Filed:
Mar. 22, 1979
Applicant:
Inventors:
Jack D Fellman, Brunswick, OH (US);
Harvey L Kaufman, Hudson, OH (US);
Alan W Stobbe, Mobile, AL (US);
Assignee:
McGean Chemical Company, Inc., Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D / ;
U.S. Cl.
CPC ...
204 / ;
Abstract
An aqueous acidic electroplating bath for the deposition of zinc is provided which comprises zinc ions in an amount sufficient to deposit zinc metal on a substrate, chloride ions in an amount sufficient to impart electrical conductivity to said bath, boric acid in an amount sufficient to buffer said bath to the desired pH, and an effective amount of at least one brightener selected from the group consisting of (i) condensation products of aromatic aldehydes with amides and (ii) condensation products of aromatic aldehydes with urea or substituted ureas.