发明名称 |
Basic polyazo dyes containing sulphonic acid groups, their preparation and use |
摘要 |
Basic polyazo compounds containing sulphonic acid groups, of the formula <IMAGE> in which the symbols have the meanings given in Claim 1, and a process for the preparation of these compounds which comprises a double coupling to H acid; the compounds are used for the dyeing of paper, leather, bast fibres and textiles.
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申请公布号 |
DE3416117(A1) |
申请公布日期 |
1984.11.15 |
申请号 |
DE19843416117 |
申请日期 |
1984.04.30 |
申请人 |
SANDOZ-PATENT-GMBH |
发明人 |
GREVE,MANFRED,DR.;MOSER,HELMUT,DR.;PEDRAZZI,REINHARD;WALD,ROLAND |
分类号 |
C09B35/46;C09B44/02;C09B45/24;(IPC1-7):C09B31/16;D06P1/02;D06P3/32;D06P3/60;D21H1/46;D21H3/80 |
主分类号 |
C09B35/46 |
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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