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:
Nov. 18, 1997
Filed:
May. 09, 1995
Applicant:
Inventors:
Assignee:
Rhone-Poulenc Chimie, Courbevoie Cedex, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; A61K / ; B32B / ;
U.S. Cl.
CPC ...
252309 ; 2523131 ; 252314 ; 1062864 ; 428403 ; 502304 ; 424 59 ;
Abstract
Colloidal dispersions of solid colloidal particulates in a liquid medium, preferably an aqueous medium, said colloidal particulates comprising a core of cerium oxide at least partially coated with a sheathing layer of titanium oxide, are well suited for the photocatalytic coating of a variety of substrates, e.g., glass or metal, to impart anti-IV, anti-reflecting and/or anti-staining properties thereto.