发明授权
- 专利标题: Color developer replenisher and concentrated composition for color photographic material
- 专利标题(中): 彩色显影剂补充剂和彩色照相材料的浓缩组合物
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申请号: US10622534申请日: 2003-07-21
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公开(公告)号: US07118850B2公开(公告)日: 2006-10-10
- 发明人: Yoshihiro Fujita , Kazuaki Yoshida
- 申请人: Yoshihiro Fujita , Kazuaki Yoshida
- 申请人地址: JP Minami-Ashigara
- 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: JP Minami-Ashigara
- 代理机构: Buchanan Ingersoll & Rooney PC
- 优先权: JPP.2002-212674 20020722
- 主分类号: G03C1/413
- IPC分类号: G03C1/413
摘要:
A concentrated composition of a color developer replenisher for a silver halide color photographic material, the composition comprising a single solution, wherein the solution comprises 0.14 mol/liter or more of a p-phenylenediamine color developing agent, the solution has a specific gravity of 1.2 or more, the solution has pH of 13.3 or more, the solution comprises from 0.2 to 1 mol/liter of at least one compound selected from benzenesulfonic acids which may be substituted with an alkyl group, and lactams, and the solution comprises substantially no alkanolamine.