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    • 5. 发明公开
    • Silver halide photosensitive material
    • 卤化银感光材料
    • EP0313022A1
    • 1989-04-26
    • EP88117407.2
    • 1988-10-19
    • FUJI PHOTO FILM CO., LTD.
    • Hioki, TakanoriOhshima, NaotoOkazaki, Masaki
    • G03C1/26
    • C09B23/0066G03C1/127
    • A silver halide photosensitive material is described which comprises at least one layer of a silver halide emulsion layer provided on a base, wherein said at least one silver halide emulsion layer comprises at least one novel dye compound represented by general formula (I):
      wherein Z₁ and Z₂ each independently represents a sulfur atom or a selenium atom;
      R₁ and R₂ each independently represents an alkyl group, provided that at least one of R₁ or R₂ must represent a butyl group, a pentyl group, a hexyl group, a heptyl group or an octyl group;
      V₁ V₂, V₃, V₄, V₅, V₆, V₇ and V₈ each independently represents a hydrogen atom, a halogen atom, an alkyl group, an acyl group, an acyloxy group, an alkoxycarbonyl group, a carbamoyl group, a sulfamoyl group, a carboxy group, a cyano group, a hydroxy group, an amino group, an acylamino group, an alkoxy group, an alkylthio group, an alkylsulfonyl group, a sulfonate group, or an aryl group, provided that adjacent groups represented by V₁ to V₈ can bond to each other via their carbon atoms to form a condensed ring;
      X represents a charged ion in equilibrium, and n is a value necessary to neutralize the electrical charge of said dye compound.
    • 描述了一种卤化银感光材料,它包括至少一层设置在基底上的卤化银乳剂层,其中所述至少一层卤化银乳剂层包含至少一种由通式(I)表示的新型染料化合物:其中Z 1 Z 2各自独立地表示硫原子或硒原子; R 1和R 2各自独立地代表烷基,条件是R 1或R 2中的至少一个必须代表丁基,戊基,己基,庚基或辛基; V 1,V 2,V 3,V 4,V 5,V 6,V 8和V 8各自独立地表示氢原子,卤素原子,烷基,酰基,酰氧基,烷氧羰基,氨基甲酰基,氨磺酰基, 羧基,氰基,羟基,氨基,酰氨基,烷氧基,烷硫基,烷基磺酰基,磺酸酯基或芳基,条件是由V 1至V 8代表的相邻基团可以 通过它们的碳原子彼此键合形成稠环; X表示处于平衡状态的带电离子,并且n是中和所述染料化合物的电荷所必需的值。