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:
Dec. 17, 1985
Filed:
Oct. 30, 1984
Applicant:
Inventors:
Assignee:
Ciba Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427 531 ; 427 541 ; 427217 ; 20415715 ;
Abstract
Gold, silver or palladium can be deposited by photoredox reaction on semiconductor oxide powders by irradiating a suspension of semiconductor oxide powder in the presence of oxygen, CO.sub.2 or mixtures thereof, of an oxidizable system which protects the semiconductor from photocorrosion, and of a salt or complex of copper, lead, mercury, tin, gold, silver or palladium.