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:
Jun. 09, 1981
Filed:
Feb. 19, 1980
Applicant:
Inventor:
Daniel J Combs, Sterling Heights, MI (US);
Assignee:
Oxy Metal Industries Corporation, Warren, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D / ;
U.S. Cl.
CPC ...
204 / ; 2602451 ;
Abstract
A composition and method for electrodepositing ductile, bright, level copper deposits from an aqueous acidic copper plating bath having dissolved therein a brightening amount of a compound comprising a substituted phthalocyanine radical. In accordance with a preferred embodiment, the composition and method further includes in the copper plating bath secondary brightening agents including aliphatic polysulfides and/or organic sulfides and/or polyethers, as well as other known additives for acid copper plating baths.