发明名称 COLOR PHOTOGRAPHIC MATERIALS
摘要 A color photographic material containing, as a color stain preventing agent, a substantially colorless phenol and/or naphthol derivative having a group which is not released by displacement of the oxidation product of an aromatic primary amine color developing agent at the 4-position thereof and at least one sulfonamido group and at least one sulfonamido group, acylamino group or sulfonyl group at other positions of the ring. The color stain preventing agent very effectively removes the oxidation product of a color developing agent at color development and maintain the effect for a long period of time.
申请公布号 DE3476128(D1) 申请公布日期 1989.02.16
申请号 DE19843476128 申请日期 1984.04.17
申请人 FUJI PHOTO FILM CO., LTD. 发明人 OHKI, NOBUTAKA;FURUTACHI, NOBUO;YOSHIDA, YOSHINOBU
分类号 G03C7/26;G03C7/392;(IPC1-7):G03C7/26 主分类号 G03C7/26
代理机构 代理人
主权项
地址