发明名称 Silver halide photographic light-sensitive material
摘要 A silver halide photographic light-sensitive material is disclosed. The photographic material contais fine solid particles of a compound represented by a formula of A=L1-L2=L3)mB wherein A represents an acidic mother nucleus of 2-pyrazoline-5-one; B represents an aryl group which is substituted at 4th position thereof with an amino group having at least one of alkenyl, alkknyl or heterocyclic group or with a cyclic amino group; L1, L2 and L3 each represent a methine group; m is an integer of 0 or 1; wherein A contains a carboxyphenyl, sulfonaminodophenyl or aminosulfonylaminophenyl group. The compound is used in a filter layer in the photographic material.
申请公布号 US5208137(A) 申请公布日期 1993.05.04
申请号 US19920933001 申请日期 1992.08.19
申请人 KONICA CORPORATION 发明人 USAGAWA, YASUSHI;KAWASHIMA, YASUHIKO;KAGAWA, NOBUAKI
分类号 C09B23/01;G03C1/83 主分类号 C09B23/01
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