| 发明名称 |
Dyeing process of paper with disazo dyes. |
| 摘要 |
The dyes of the formula <IMAGE> where A, R1, M and n are each as defined in Claim 1, are suitable for dyeing paper with good light fastness.
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| 申请公布号 |
EP0623704(A1) |
申请公布日期 |
1994.11.09 |
| 申请号 |
EP19940810222 |
申请日期 |
1994.04.20 |
| 申请人 |
CIBA SPECIALTY CHEMICALS HOLDING INC. |
发明人 |
KAESER, ADOLF, DR. |
| 分类号 |
D06P1/18;C09B31/08;D21H21/28;(IPC1-7):D21H21/28;D21H19/46;D21H17/03;C09B31/02 |
主分类号 |
D06P1/18 |
| 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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