申请人:Fuji Photo Film Co., Ltd.
公开号:US05032487A1
公开(公告)日:1991-07-16
A color light-sensitive material comprising at least light-sensitive silver halide, a binder, a reducible dye providing compound and a reducing agent represented by the following formula (I). ##STR1## wherein R.sup.1 and R.sup.2 each represents a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an acylamino group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an acyl group, a sulfonyl group, a carbamoyl group or a sulfamoyl group, or R.sup.1 and R.sup.2 may be combined together to form a carbon ring or a heterocyclic ring; R.sup.3 represents an alkylene group; R.sup.4, R.sup.5, R.sup.6 and R.sup.7 each represents a hydrogen atom, a halogen atom, a hydroxyl group, a cyano group, a nitro group, an alkyl group, an acylamino group, a sulfonamido group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an acyl group, an acyloxy group, a carbamoyl group, a carbamoylamino group, a sulfamoyl group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a heterocyclic group, an aryloxycarbonyloxy group, an alkoxysulfonyl group or an aryloxysulfonyl group (with the proviso that R.sup.5 is not a hydroxyl group), or two adjoining groups may be combined together to form a carbon ring or a heterocyclic ring; X represents --NHCO--, --NHCONH--, --CONH--, --NHSO.sub.2 --, --NHSO.sub.2 NH-- --SO.sub.2 NH-- or ##STR2## m and n each represents 0 or 1; and the sum total of carbon atoms of R.sup.1 to R.sup.7 is not less than 8.
一种彩色光敏材料,包括至少一种光敏银卤化物、一种粘合剂、一种可还原染料提供化合物和一种由以下式子(I)表示的还原剂。其中,R1和R2分别表示氢原子、卤素原子、烷基、芳基、酰胺基、烷氧基、芳氧基、烷硫基、芳硫基、酰基、磺酰基、氨基甲酰基或磺酰基,或R1和R2可以结合在一起形成碳环或杂环;R3表示烷基;R4、R5、R6和R7分别表示氢原子、卤素原子、羟基、氰基、硝基、烷基、酰胺基、磺酰胺基、烷氧基、芳氧基、烷硫基、芳硫基、氨基、酰基、酰氧基、氨基甲酰基、磺酰基、磺酰氨基、烷氧羰基、芳氧羰基、杂环基、芳氧羰酸酯基、烷氧磺酰基或芳氧磺酰基(前提是R5不是羟基),或者相邻的两个基团可以结合在一起形成碳环或杂环;X表示--NHCO--、--NHCONH--、--CONH--、--NHSO.sub.2--、--NHSO.sub.2NH--、--SO.sub.2NH--或##STR2## m和n分别表示0或1;R1到R7的碳原子总数不少于8。