发明授权
- 专利标题: Light-sensitive silver halide photographic material
- 专利标题(中): 感光银色摄影材料
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申请号: US866743申请日: 1992-04-10
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公开(公告)号: US5246828A公开(公告)日: 1993-09-21
- 发明人: Masato Okuyama , Yukio Ohya
- 申请人: Masato Okuyama , Yukio Ohya
- 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: JPX3-082798 19910416; JPX3-319411 19911203
- 主分类号: G03C1/20
- IPC分类号: G03C1/20 ; G03C1/22 ; G03C1/28
摘要:
Disclosed is a light-sensitive silver halide photographic material having at least one silver halide emulsion layer on a support, wherein (1) the silver halide emulsion is spectrally sensitized by a red-sensitive sensitizing dye and contains a macrocyclic compound having at least one hetero atom, (2) a number of aliphatic rings forming the macrocyclic compound is 4 or less, and (3) the macrocyclic compound has an aromatic ring, which has good aging storage stability and excellent safelight safety characteristics, and can provide high sensitivity stably.
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