发明名称 |
Process of forming yellow photographic images |
摘要 |
The process of forming a dye image by developing an image-exposed silver halide photographic emulsion layer by an aromatic primary amine color developing agent in the presence of the yellow dye forming coupler shown by the general formula <IMAGE> wherein R1 represents an aromatic group, R2 represents an aromatic group or a heterocyclic group, and Z represents the non-metallic atom or atoms necessary for forming a 4-membered ring, a 5-membered ring or a 6-membered ring together with <IMAGE> in the above formula. A photographic element containing such a yellow-forming coupler.
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申请公布号 |
US4269936(A) |
申请公布日期 |
1981.05.26 |
申请号 |
US19720319806 |
申请日期 |
1972.12.29 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
ARAI, ATSUAKI;OISHI, YASUSHI;NAKAZYO, KIYOSHI;SUGIZAKI, ATSUSHI;OKUMURA, AKIO |
分类号 |
C07D233/72;G03C7/305;(IPC1-7):G03C1/40 |
主分类号 |
C07D233/72 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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