| 发明名称 |
PROCESS FOR PREPARING SOLID SOLUTIONS OF QUINACRIDONE |
| 摘要 |
<p>Solid solutions comprising quinacridone and 6,13-dihydroquinacridone are prepared by oxidation of a finely divided 6,13-dihydroquinacridone salt in an aqueous basic alcoholic medium using hydrogen peroxide as the oxidant. The solid solutions are useful as red organic high performance pigments.</p> |
| 申请公布号 |
CZ9802408(A3) |
申请公布日期 |
1999.03.17 |
| 申请号 |
CZ19980002408 |
申请日期 |
1998.07.30 |
| 申请人 |
CIBA SPECIALTY CHEMICALS HOLDING INC. |
发明人 |
BABLER FRIDOLIN DR. |
| 分类号 |
C07D471/04;C09B48/00;C09B67/20;C09B67/22;C09B67/52;(IPC1-7):C07D471/04 |
主分类号 |
C07D471/04 |
| 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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