| 发明名称 |
Precipitated silicic acid granules |
| 摘要 |
Free flowing, finely divided precipitated silicic acid granules of reduced dust content and reduced abrasion are obtained by a process including the step of subjecting a silicic acid suspension to intensive shearing action. Rubber compositions containing the precipitated silica produced in this way are also disclosed.
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| 申请公布号 |
US4179431(A) |
申请公布日期 |
1979.12.18 |
| 申请号 |
US19790003845 |
申请日期 |
1979.01.16 |
| 申请人 |
DEGUSSA |
发明人 |
KILIAN, EBERHARD;KREHER, ALFONS;NAUROTH, PETER;TURK, GUNTER |
| 分类号 |
C01B33/18;C01B33/143;C01B33/193;C01B33/32;C08K3/36;C08L7/00;C08L21/00;C09C1/30;(IPC1-7):C08K9/08 |
主分类号 |
C01B33/18 |
| 代理机构 |
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代理人 |
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