| 发明名称 |
High-whiteness hydrophobic precipitated silica with ultralow moisture absorption |
| 摘要 |
The invention relates to hydrophobicized precipitated silicas that possess an extremely high whiteness and extremely low moisture absorption. The hydrophobic precipitated silicas are prepared, inter alia, by coating with silicone oil and oxidative heat treatment.
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| 申请公布号 |
US7220449(B2) |
申请公布日期 |
2007.05.22 |
| 申请号 |
US20050034834 |
申请日期 |
2005.01.14 |
| 申请人 |
DEGUSSA AG |
发明人 |
SCHACHTELY UWE;PANZ CHRISTIAN;SCHMOLL RALF |
| 分类号 |
C01B33/021;A01N25/08;B01D19/04;B01J2/30;C01B33/18;C08K3/36;C08L21/00;C08L83/04;C08L101/00;C09C1/28;C09C1/30;C09C3/12;C09K3/10 |
主分类号 |
C01B33/021 |
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