Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Patent
1992-06-19
1994-02-08
Wright, Lee C.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified radiation sensitive composition with color...
430556, 430557, G03C 134, G03C 736
Patent
active
052847420
ABSTRACT:
A silver halide color photographic light-sensitive material is disclosed, which gives a color image excellent in the light-fastness and color reproducibility. The light-sensitive material comprises a support and a silver halide emulsion layer, and the emulsion layer contains a yellow dye-forming coupler represented by Formula Y-I and a compound represented by Formula I: ##STR1## wherein R.sup.1 is an alkyl group or a cycloalkyl group; R.sup.2 is an alkyl group, cycloalkyl group, an acyl group or an aryl group; R.sup.3 is a substituent; n is 0 or 1; X.sup.1 is a substituent capable of splitting off upon coupling reaction with the oxidation product of a color developing agent; and Y.sup.1 is an organic group, ##STR2## wherein R.sub.A and R.sub.B are independently an alkyl group, a cycloalkyl group or an alkenyl group; and R.sub.C and R.sub.D are independently a hydrogen atom, an alkyl group, a cycloalkyl group or an alkenyl group.
REFERENCES:
patent: 4254216 (1981-03-01), Uchida et al.
patent: 4992360 (1991-02-01), Tsuruta et al.
patent: 5021333 (1991-06-01), Leyshon et al.
patent: 5183731 (1993-02-01), Takahashi et al.
Hirabayashi Shigeto
Yamazaki Katsumasa
Konica Corporation
Wright Lee C.
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