发明名称 |
SILVER HALIDE PHOTOGRAPHIC MATERIAL CONTAINING A COMPOUND WITH VARIABLE DEVELOPMENT RESTRAINING ABILITY |
摘要 |
The compounds in a preferred form are represented by general formula (I): <IMAGE> (I) wherein A and A' are each a group which can be hydrolyzed by hydrogen or alkali; X, Y and Z are each hydrogen, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryl group, a thioalkyl group or an electron-withdrawing group; PUG is a group released by a reaction with a light-exposed silver halide and/or the oxidized product of the developing agent, Time is a timing group; TimetPUG is a group released as (-)TimePUG first when the oxidation-reduction moiety causes a cross reaction during the development and becomes an oxidized product, and is bonded to the benzene nucleus via a sulfur atom, a nitrogen atom or a selenium atom; and t is 0 or 1.
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申请公布号 |
US5142029(A) |
申请公布日期 |
1992.08.25 |
申请号 |
US19910741229 |
申请日期 |
1991.08.05 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
ADACHI, KEIICHI;SATO, SHINGO;HIRANO, SHIGEO;NAKAMURA, KOKI;YAGIHARA, MORIO;ITO, ISAMU;IKEDA, TADASHI;KUWABARA, KENICHI |
分类号 |
C07C51/15;C07C65/17;C07D249/20;C07D257/04;C07D403/06;G03C1/43;G03C7/305 |
主分类号 |
C07C51/15 |
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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