发明授权
- 专利标题: Color photographic light-sensitive material
- 专利标题(中): 彩色摄影感光材料
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申请号: US227908申请日: 1981-01-23
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公开(公告)号: US4327173A公开(公告)日: 1982-04-27
- 发明人: Kozo Aoki , Yoshio Seoka , Yukio Yokota
- 申请人: Kozo Aoki , Yoshio Seoka , Yukio Yokota
- 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: JPX55-6512 19800123
- 主分类号: C07D215/20
- IPC分类号: C07D215/20 ; C07D215/28 ; C07D215/38 ; C07D215/40 ; C09B53/00 ; G03C7/34 ; G03C1/76 ; G03C1/40
摘要:
A color photographic light-sensitive material is described containing a cyan dye forming coupler represented by formula (I) ##STR1## wherein R.sup.1 represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group; R.sup.2 and R.sup.3 each represents hydrogen, a halogen atom, an alkyl group, an aryl group, an alkoxy group, an alkoxycarbonyl group, an alkylcarbonyl group, an arylcarbonyl group, an alkylcarbamoyl group, an arylcarbamoyl group wherein said groups may be substituted or unsubstituted, or a nitryl group; and X represents hydrogen or a coupling-off group; also a double bond may be formed between the carbon atom at the 3-position and the carbon atoms at the 4-position.The color photographic light-sensitive material provides color images having excellent fastness to light and heat.