| 发明名称 |
New class of yellow dyes for use in photographic materials |
| 摘要 |
A new class of dyes useful in photographic materials as antihalation dyes, filter dyes or acutance dyes is disclosed. The dyes absorb in the spectral region 450-500 nm and are especially useful in photographic materials designed for recording by means of an Ar ion laser.
|
| 申请公布号 |
EP0768569(A1) |
申请公布日期 |
1997.04.16 |
| 申请号 |
EP19950202788 |
申请日期 |
1995.10.16 |
| 申请人 |
AGFA-GEVAERT NAAMLOZE VENNOOTSCHAP |
发明人 |
KIEKENS, ERIC;VAN GILS, ANTONIUS;CLAES, ROLAND |
| 分类号 |
G03C1/40;C07D231/52;C09B23/00;C09B23/01;G03C1/83;(IPC1-7):G03C1/83 |
主分类号 |
G03C1/40 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
