Patent ID: 6534254
Filing Date: 2003-03-18
Classification: G03C

Abstract:
A color photographic print material comprising at least one red-sensitive silver halide emulsion layer containing at least one cyan coupler, at least one green-sensitive silver halide emulsion layer containing at least one magenta coupler and at least one blue-sensitive silver halide emulsion layer containing at least one yellow coupler, and said cyan coupler is of the formula in whichR1 is a hydrogen atom or an alkyl group, R2 is an alkyl, aryl or hetaryl group, R3 is an alkyl or aryl group, R4 is an alkyl, alkenyl, alkoxy, aryloxy, acyloxy, acylamino, sulfonyloxy, sulfamoylamino, sulfonamido, ureido, hydroxycarbonyl, hydroxycarbonylamino, carbamoyl, alkylthio, arylthio, alkylamino, arylamino group or a hydrogen atom, Z is a hydrogen atom or a group eliminable under the conditions of chromogenic development, X is S, NH or NR5 and R5 is an alkyl or aryl group.