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:
Jul. 10, 1990
Filed:
Nov. 07, 1988
Applicant:
Inventors:
Shigemitsu Kawagishi, Suita, JP;
Toshiyuki Kita, Nara, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ; B05D / ; B05D / ;
U.S. Cl.
CPC ...
427259 ; 427304 ; 427306 ; 427307 ; 4274431 ;
Abstract
A local electroless plating process for plastics comprising the steps of: coating the nonplating surface portion of a shaped plastic product with a pasty masking composition comprising a polymer and at least one compound selected from the group consisting of a sulfur compound, nitrogen compound and silicon compound; roughening the surface portion of the plastics product to be plated and applying a catalyst to the rough-surfaced portion; electrolessly plating the plastics product; and removing the polymer coating from the nonplating surface portion of the plastics product.