| 发明名称 |
Photographic developing composition |
| 摘要 |
<p>The present invention concerns a developer for silver halide photographic products comprising a co-developer of the 1-phenyl-3-pyrazolidinone type. These co-developers comprising solubilising groups which are not attached directly to the phenyl ring or the pyrazolidine ring. These co-developers improve the stability of the developers. <IMAGE></p> |
| 申请公布号 |
EP0816916(A1) |
申请公布日期 |
1998.01.07 |
| 申请号 |
EP19970420091 |
申请日期 |
1997.06.17 |
| 申请人 |
EASTMAN KODAK COMPANY |
发明人 |
ROUSSILHE, JACQES;TSOI, SIU-CHUNG |
| 分类号 |
G03C5/30;(IPC1-7):G03C5/30 |
主分类号 |
G03C5/30 |
| 代理机构 |
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代理人 |
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| 地址 |
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