Abstract: Disclosed is a photographic element comprising a light-sensitive silver halide emulsion layer having associated therewith
(a) a pyrazolotriazole dye-forming coupler;
(b) a cyclic aminosulfone first stabilizer; and
(c) a sulfonamide compound co-stabilizer free of aromatic substituents and
having a melting point of less than 150° C. The image dye formed by the coupler exhibits improved dye light stability.
Type:
Grant
Filed:
October 5, 2000
Date of Patent:
February 19, 2002
Assignee:
Eastman Kodak Company
Inventors:
Albert J. Mura, Jr., Shari L. Eiff, Gary M. Russo