| 发明名称 |
Hydrophobic precipitated silica |
| 摘要 |
Hydrophobic precipitated silica having the physical/chemical parameters:is produced by mixing a precipitated silica suspension with a silane emulsion and drying it. The hydrophobic precipitated silica may be used for the production of defoamers and in papermaking.
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| 申请公布号 |
US6197384(B1) |
申请公布日期 |
2001.03.06 |
| 申请号 |
US19990344508 |
申请日期 |
1999.06.25 |
| 申请人 |
DEGUSSA-HULS AG |
发明人 |
SCHUBERT JüRGEN;LORTZ WOLFGANG |
| 分类号 |
B01D19/04;B01J8/00;B05D7/00;C01B33/18;C09C1/30;C09C3/12;D21H17/68;D21H19/40;F26B3/12;(IPC1-7):B01J8/00 |
主分类号 |
B01D19/04 |
| 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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