| 发明名称 |
EASY TO DISPERSE, HIGH DURABILITY TIO2 PIGMENT AND METHOD OF MAKING SAME |
| 摘要 |
<p>The present invention relates to a TiO2 pigment coated sequentially in a wet treatment process with hydrous silica and hydrous alumina both in the presence of citric acid wherein the resulting pigment is coated with from 1 to 4% amorphous alumina based on the weight of the untreated TiO2 from 3 to 6% silica glass based on the weight of the untreated TiO2.</p> |
| 申请公布号 |
WO03037995(A1) |
申请公布日期 |
2003.05.08 |
| 申请号 |
WO2002US36362 |
申请日期 |
2002.11.01 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
BETTLER, CHARLES, ROBERT;DEIBOLD, MICHAEL, PATRICK |
| 分类号 |
C01G23/04;C08K3/22;C08K9/10;C09C1/36;C09C3/06;C09D5/03;C09D7/12;(IPC1-7):C09C1/36 |
主分类号 |
C01G23/04 |
| 代理机构 |
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