发明名称 Process for forming cyan dye photographic images
摘要 A cyan coupler of the formula A - NHCO(CF2CF2)nH wherein A is a phenolic or naphtholic cyan coupler residue and n is a positive integer of 1 to 7, incorporated in a light-sensitive silver halide photographic material produces a cyan dye photographic image which is favorable in light absorption characteristics and excellent in fastness when the coupler is developed with an aromatic primary amine type developing agent.
申请公布号 US4009035(A) 申请公布日期 1977.02.22
申请号 US19750543044 申请日期 1975.01.22
申请人 KONISHIROKU PHOTO INDUSTRY CO., LTD. 发明人 KOJIMA, TAMOTSU;SATO, SHUI;ENDO, TAKAYA;USUI, TUGUMOTO;HORIUCHI, TOMIO
分类号 C07C53/50;C09B53/00;G03C7/34;(IPC1-7):G03C7/00;G03C1/40 主分类号 C07C53/50
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