发明授权
- 专利标题: Silver halide emulsion
- 专利标题(中): 卤化银乳剂
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申请号: US108253申请日: 1993-08-19
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公开(公告)号: US5429920A公开(公告)日: 1995-07-04
- 发明人: Takanori Hioki , Tadashi Ikeda
- 申请人: Takanori Hioki , Tadashi Ikeda
- 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: JPX2-41998 19900222
- 主分类号: C07D277/64
- IPC分类号: C07D277/64 ; C09B23/00 ; C09B23/01 ; C09B23/02 ; C09B23/10 ; G03C1/12 ; G03C1/20 ; G03C1/22 ; G03C1/28
摘要:
A silver halide emulsion containing at least one member of methine dyes represented by the following general formula (I): ##STR1## wherein MET represents an atomic group having a methine dye structure; Q represents a bivalent bonding group comprising at least one atom of carbon atom, nitrogen atom, sulfur atom and oxygen atom or an atomic group having at least one atom of carbon atom, nitrogen atom, sulfur atom and oxygen atom; Ar represents a group which has an aromatic character and derives from a polycyclic compound composed of 8 or more atoms excluding nitrogen atom; l.sub.1 represents 1 or 2; l.sub.2 represents 0 or 1; and l.sub.3 represents 1, 2, 3 or 4.
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