| 发明名称 |
CYANINE DYES CONTAINING AN IMIDAZO-(4,5-B)-QUINOXALINE NUCLEUS THEIR USE IN PHOTOGRAPHIC ELEMENTS |
| 摘要 |
<p>CYANINE DYES CONTAINING AN IMIDAZO-4,5-b!-QUINOXALINE NUCLEUS AND THEIR USE IN PHOTOGRAPHIC ELEMENTS The present invention concerns cyanine dyes and their use in photographic emulsions, particularly in emulsions for use in direct positive photographic elements.</p> |
| 申请公布号 |
CA1066704(A) |
申请公布日期 |
1979.11.20 |
| 申请号 |
CA19770275705 |
申请日期 |
1977.04.06 |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
BERETTA, PAOLO;MAGNANI, LUIGI |
| 分类号 |
C09B23/02;C09B23/10;C09B23/14;G03C1/485;(IPC1-7):09B23/00;03C1/12 |
主分类号 |
C09B23/02 |
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