| 发明名称 |
Hardening of hydrophilic colloids |
| 摘要 |
An improved method for increaseing the hardening in a photographic element is described. The hardener is an imidazolium compound of formula: <IMAGE> a hardening accelerator defined by: <IMAGE> the substituents are listed in the specification.
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| 申请公布号 |
US5807668(A) |
申请公布日期 |
1998.09.15 |
| 申请号 |
US19970819538 |
申请日期 |
1997.03.17 |
| 申请人 |
STERLING DIAGNOSTIC IMAGING, INC. |
发明人 |
FODOR, LUDOVIC U.;WEATHERILL, TIMOTHY D.;WEBERG, ROLF T. |
| 分类号 |
G03C1/30;(IPC1-7):G03C1/30 |
主分类号 |
G03C1/30 |
| 代理机构 |
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