发明授权
- 专利标题： Silver halide photographic light-sensitive material
- 专利标题（中）： 卤化银照相感光材料
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申请号： US128818申请日： 1993-09-29
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公开(公告)号： US5362626A公开(公告)日： 1994-11-08
- 发明人: Takaaki Kojima , Mitsuhiro Okumura , Takahiko Nojima
- 申请人： Takaaki Kojima , Mitsuhiro Okumura , Takahiko Nojima
- 申请人地址： JPX Tokyo
- 专利权人： Konica Corporation
- 当前专利权人： Konica Corporation
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX4-276175 19921014
- 主分类号： G03C1/035
- IPC分类号： G03C1/035 ; G03C1/047 ; G03C1/09 ; G03C1/005
摘要：
Disclosed is a silver halide photographic light-sensitive material comprising a support and having thereon at least one silver halide emulsion layer, wherein the silver halide emulsion layer contains a gelatin comprising an iron ion of 0.5 ppm to 5 ppm and .alpha.-constituent having weight-average molecular weight of 80,000 to 120,000 in an amount of not less than 40% by weight of the gelatin.
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