| 发明名称 |
Preparation of yellow pigments |
| 摘要 |
A process for the manufacture of a transparent Pigment Yellow 155 or transparent Pigment Yellow 180 is disclosed, said process includes grinding particles of said pigment in the presence of a grinding agent until said particles achieve a surface area of at least about 40 m<SUP>2</SUP>/g.
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| 申请公布号 |
US7115164(B2) |
申请公布日期 |
2006.10.03 |
| 申请号 |
US20050068138 |
申请日期 |
2005.02.28 |
| 申请人 |
SUN CHEMICAL CORPORATION |
发明人 |
ROBERTSON GEORGE H.;SUNG EDWARD H.;CHAMBERS VERONICA L. |
| 分类号 |
C09B67/20;C09B67/04;C09B67/10 |
主分类号 |
C09B67/20 |
| 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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