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. 14, 1998
Filed:
May. 09, 1997
Applicant:
Inventors:
Jorg Hagermann, Koln, DE;
Arno Schmuck, Leichlingen, DE;
Assignee:
Agfa-Gevaert AG, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430512 ; 430931 ;
Abstract
The light stability of a color photographic silver halide material is improved if, as UV protection, a) a TiO.sub.2 pigment having a primary particle diameter of 1 to 100 nm is added to one layer and b) a hydroxyphenylbenzotriazole compound and/or a hydroxyphenyltriazine compound is added to the same or a different layer of the material.