发明名称 |
Photographic element containing yellow coupler |
摘要 |
<p>Disclosed is a photographic element comprising a silver halide emulsion layer having associated therewith a dye-forming coupler having Formula 1 <CHEM> wherein: X is hydrogen or a coupling-off group, and Y and Z are independently selected hydrogen or a substituent; R<1> is a substituent; and each R is an independently selected substituent with at least one R substituent located in the 2- or 5-position, and n is 1 to 3; provided that substituents may join to form a ring.</p> |
申请公布号 |
EP0953875(A1) |
申请公布日期 |
1999.11.03 |
申请号 |
EP19990201208 |
申请日期 |
1999.04.19 |
申请人 |
EASTMAN KODAK COMPANY |
发明人 |
WELTER, THOMAS ROBERT;REYNOLDS, JAMES HENRY |
分类号 |
C07D207/32;C07D207/337;G03C7/305;G03C7/36;(IPC1-7):G03C7/36 |
主分类号 |
C07D207/32 |
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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