发明名称 |
Imaging element containing dye masking coupler |
摘要 |
An imaging element is described which comprises a colorless coupler compound which contains an oxidizable lueco dye moiety and optionally a colorless dye image-forming coupler compound. Following color development a masking dye is obtained by oxidation of the leuco dye moiety in areas where no photographic development occurs.
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申请公布号 |
US4749641(A) |
申请公布日期 |
1988.06.07 |
申请号 |
US19860907559 |
申请日期 |
1986.09.15 |
申请人 |
EASTMAN KODAK COMPANY |
发明人 |
KAUFMAN, JOHN E.;STERN, MAX H. |
分类号 |
G03C7/32;G03C7/18;G03C7/305;G03C7/333;(IPC1-7):G03C7/26;G03C7/30;G03C7/40 |
主分类号 |
G03C7/32 |
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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