| 发明名称 |
Substantive disazo dyestuffs |
| 摘要 |
<p>Disazo cpds. of formula (I) are new; in which R<1>, R<4> = acyl; R<2>, R<3> = H or (substd.) 1-4 C alkyl; X = a bridging gp. which is not fibre-reactive; n, m = 1 or 2. Also claimed are aq. dye formulations contg. 0.5-20 wt.% dye (I), 50-99.5 wt.% water and/or organic solvent and opt. other usual constituents.</p> |
| 申请公布号 |
EP0753543(B1) |
申请公布日期 |
1999.10.27 |
| 申请号 |
EP19960110597 |
申请日期 |
1996.07.01 |
| 申请人 |
BAYER AG |
发明人 |
WILD, PETER, DR.;HASSENRUECK, KARIN, DR.;STOEHR, FRANK-MICHAEL, DR. |
| 分类号 |
C09B35/029;C09B43/136;C09D11/328;D06P3/24;D06P3/58;(IPC1-7):C09B43/136;C09D11/00 |
主分类号 |
C09B35/029 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
