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    • 80. 发明授权
    • Silver halide photographic material
    • 卤化银照相材料
    • US5443949A
    • 1995-08-22
    • US43022
    • 1993-04-05
    • Takanori HiokiTakashi KatoTadashi IkedaNaoto Ohshima
    • Takanori HiokiTakashi KatoTadashi IkedaNaoto Ohshima
    • G03C1/035G03C1/12G03C1/20G03C1/28G03C7/392
    • G03C1/28G03C1/127Y10S430/164
    • A silver halide photographic material comprising on a support at least one silver halide emulsion layer having a silver halide content of not lower than 90 mol %, wherein a silver halide emulsion in at least one of said silver halide emulsion layers having a silver chloride content of not lower than 90 mol % contains at least one compound represented by formula (I): ##STR1## wherein Z.sub.1 and Z.sub.2 each represents an atomic group required for forming a nitrogen-containing five-membered or six-membered heterocyclic ring; Q.sub.1 and Q.sub.2 each represents a methylene group; R.sub.1 and R.sub.2 each represents an alkyl group; R.sub.3 represents an alkyl group, an aryl group or a heterocyclic group; L.sub.1, L.sub.2, L.sub.3, L.sub.4 and L.sub.5 each represents a methine group; n.sub.1 and n.sub.2 each represents 0 or 1; M.sub.1 represents a counter ion for neutralizing electric charge; and m.sub.1 represents a number not less than 0 required for neutralizing electric charge in the molecule.
    • 一种卤化银照相材料,其在载体上包含至少一种卤化银含量不低于90mol%的卤化银乳剂层,其中至少一种卤化银乳剂层中的卤化银乳剂具有氯化银含量 不低于90摩尔%含有至少一种由式(I)表示的化合物:其中Z 1和Z 2各自表示形成含氮五元或六元杂环所需的原子团; Q1和Q2各自表示亚甲基; R1和R2各自表示烷基; R3表示烷基,芳基或杂环基; L1,L2,L3,L4和L5各自表示次甲基; n1和n2各自表示0或1; M1表示用于中和电荷的抗衡离子; m1表示中和分子中的电荷所需的不小于0的数。