| 发明名称 |
Basic azo compounds, their preparation and use |
| 摘要 |
Sulphonic acid group-free basic azo compounds, which correspond in one of the possible tautomeric forms to the formula <IMAGE> in which the symbols have the meanings given in Claim 1, their preparation and their use for dyeing paper.
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| 申请公布号 |
DE3538517(A1) |
申请公布日期 |
1986.05.15 |
| 申请号 |
DE19853538517 |
申请日期 |
1985.10.30 |
| 申请人 |
SANDOZ-PATENT-GMBH |
发明人 |
ANTON,DR. MOSER,HELMUT;WALD,ROLAND |
| 分类号 |
C09B35/031;C09B43/16;C09B44/08;C09B62/09;(IPC1-7):C09B44/08;D06P1/08;D06P3/32;D06P3/60;D21H1/46;D21H3/80 |
主分类号 |
C09B35/031 |
| 代理机构 |
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