发明名称 |
Photographic material and process comprising wash-out naphtholic coupler |
摘要 |
A photographic naphtholic coupler comprising a ballast free naphtholic coupler moiety containing a -CONH2 group in the 2-position and a ballasted coupling-off group in the 4-position enables good wash out of dye formed upon oxidative coupling from a photographic material during processing of such a photographic material. Such a naphtholic coupler is useful in photographic silver halide materials and processes.
|
申请公布号 |
US5234800(A) |
申请公布日期 |
1993.08.10 |
申请号 |
US19910733554 |
申请日期 |
1991.07.22 |
申请人 |
EASTMAN KODAK COMPANY |
发明人 |
BEGLEY, WILLIAM J.;CHEN, TEH-HSUAN;LING, HANS G. |
分类号 |
G03C7/305 |
主分类号 |
G03C7/305 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|