申请人:Fuji Photo Film Co., Ltd.
公开号:US04686177A1
公开(公告)日:1987-08-11
A silver halide color photographic material having excellent color fastness against light, heat and heat with humidity, particularly against light irradiation, containing a cyan coupler of the general formula (I): ##STR1## wherein R represents an unsubstituted linear or branched aliphatic group or a linear or branched aliphatic group substituted with one or more substituents selected from a chlorine atom, an alkoxy group, an alkylthio group, an arylthio group, an alkylsulfonyl group, an arylsulfonyl group, a sulfonamido group, an acylamino group, an alkyloxycarbonyl group, an aryloxycarbonyl group, a carbamoyl group, an alkylcarbonyloxy group, an arylcarbonyloxy group, a carboxyl group and a hydroxyl group; R.sub.1 represents an unsubstituted or substituted linear or branched alkyl group having 2 to 15 carbon atoms; X is a hydrogen atom, a halogen atom, an alkyl group, an an alkoxy group or an acylamino group; Z is a hydrogen atom or a residue which may be removed in an oxidation coupling reaction with a developing agent; and said R may optionally form a dimeric or higher polymeric structure.
具有优异的耐光、耐热和耐湿热性能,特别是对光辐射具有优异的色牢度的银卤化物彩色摄影材料,其中包含一种一般式为(I)的青色偶合剂:##STR1## 其中R代表未取代的线性或支链脂肪基或取代有一种或多种取代基的线性或支链脂肪基,所述取代基选自氯原子、烷氧基、烷基硫基、芳基硫基、烷基磺酰基、芳基磺酰基、磺酰胺基、酰胺基、烷氧羰基、芳氧羰基、氨基甲酰基、烷基羧酸酯基、芳基羧酸酯基、羧基和羟基;R.sub.1代表具有2至15个碳原子的未取代或取代的线性或支链烷基;X是氢原子、卤素原子、烷基、烷氧基或酰胺基;Z是氢原子或残基,在与显影剂的氧化偶联反应中可被去除;所述R可选择形成二聚体或更高聚合物结构。