发明授权
- 专利标题: Methine compound and silver halide photographic material comprising the same
- 专利标题(中): 包含它的甲基化合物和卤化银照相材料
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申请号: US240462申请日: 1994-05-10
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公开(公告)号: US5439789A公开(公告)日: 1995-08-08
- 发明人: Takashi Kato , Kiyohito Takada
- 申请人: Takashi Kato , Kiyohito Takada
- 申请人地址: JPX Kanagawa
- 专利权人: Fuji Photo Film Co., Ltd.
- 当前专利权人: Fuji Photo Film Co., Ltd.
- 当前专利权人地址: JPX Kanagawa
- 优先权: JPX5-132457 19930511
- 主分类号: C09B23/02
- IPC分类号: C09B23/02 ; G03C1/14 ; G03C1/29 ; G03C1/18
摘要:
A silver halide photographic material is disclosed which comprises at least one of methine compounds represented by the following formula (I) ##STR1## wherein R.sub.1 represents a substituted or unsubstituted alkyl group; V.sub.1, V.sub.2, V.sub.3, V.sub.4, V.sub.5, V.sub.6 and V.sub.7 are the same or different and each represents a hydrogen atom or a substituent; X.sub.1 represents a halogen atom; L.sub.1, L.sub.2 and L.sub.3 are the same or different and each represents a substituted or unsubstituted methine group; E represents an auxochrome; n represents a number of 0 or more; M.sub.1 represents an ion for neutralizing charge; and m.sub.1 represents a number of 0 or more necessary for neutralizing the molecular charge.
公开/授权文献
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