| 发明名称 |
Pigments having improved colouristic properties and process for their preparation |
| 摘要 |
The present invention is directed to a pigment of the formulawhich, in a gravure ink, has a lightness L* of not more than 48, a chroma C* of at least 53 and a hue angle h of from 295 to 315.
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| 申请公布号 |
US6517630(B1) |
申请公布日期 |
2003.02.11 |
| 申请号 |
US20000611815 |
申请日期 |
2000.07.07 |
| 申请人 |
CIBA SPECIALTY CHEMICALS CORPORATION |
发明人 |
GRANDIDIER YVES;SCHLATTER URS |
| 分类号 |
G02B5/20;C09B67/00;C09B67/04;C09B67/10;C09B67/20;C09B67/48;C09D11/00;C09D17/00;(IPC1-7):C08K5/357 |
主分类号 |
G02B5/20 |
| 代理机构 |
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代理人 |
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