Silver halide light-sensitive photographic material forming a dy

Details Silver halide light-sensitive photographic material forming a dy Silver halide light-sensitive photographic material forming a dy

1989-08-29

1991-09-17

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430554, 430555, 430607, G03C 134

Patent

active

050494821

ABSTRACT:
A silver halide photographic light-sensitive material improved in fastness to light of the color image formed thereon. The photographic material comprises a support and a silver halide emulsion layer containing a dye-forming coupler, a compound represented by the following Formula I, and a compound represented by the following Formula II: ##STR1## wherein R.sub.1 and R.sub.2 each represents a straight or branched chain alkyl group having 1 to 4 carbon atoms or a straight of branched chain alkenyl group having 1 to 4 carbon atoms; R.sub.5 and R.sub.6 each represents a straight or branched chain alkyl group having 5 to 18 carbon atoms or a straight of branched chain alkenyl group having 5 to 18 carbon atoms; and R.sub.3, R.sub.4, R.sub.7 and R.sub.8 each represents a straight or branched chain alkyl group having 4 to 8 carbon atoms.

REFERENCES:
patent: 4254216 (1981-03-01), Uchida et al.
patent: 4346165 (1982-08-01), Sawada et al.
patent: 4735893 (1988-04-01), Morigaki et al.
patent: 4865963 (1989-09-01), Furutachi et al.

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