| 发明名称 |
Bulk dyeing using quinophthalone dyestuffs |
| 摘要 |
Dyestuffs of the formula (I) <IMAGE> (I) wherein Z represents SO2 or CO, A represents optionally substituted alkyl or aryl and p denotes 1 or 2, which are particularly suitable for the bulk dyeing of plastics, in particular thermoplastics, have been found.
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| 申请公布号 |
US5800573(A) |
申请公布日期 |
1998.09.01 |
| 申请号 |
US19970826961 |
申请日期 |
1997.04.09 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
MICHAELIS, STEPHAN;ROSCHGER, PETER;HEDERICH, VOLKER |
| 分类号 |
C07D307/88;C07C51/373;C07C65/34;C07C69/80;C07D215/20;C08K5/3437;C09B25/00;D06P5/00;(IPC1-7):C09B25/00;C08K5/343 |
主分类号 |
C07D307/88 |
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代理人 |
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