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:
Feb. 17, 1998
Filed:
Aug. 07, 1996
Applicant:
Inventors:
Assignee:
Japan Kanigen Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
106-122 ; 106-127 ; 427438 ; 4274431 ;
Abstract
An electroless plating bath for forming black coatings containing a nickel salt and a reducing agent, which further contains a sulfur-containing compound, zinc ions and optionally microparticles, and a method for forming black coatings by electroless plating, wherein an article to be plated is immersed in the plating bath for a certain period of time, which provide black plated coatings without any post-treatments for blackening. Also provided is an article having an electrolessly plated black coating formed by the method.