| 发明名称 |
Silica-based granules, process for preparing them and their use as reinforcing fillers in elastomers. |
| 摘要 |
<p>The granules take the form of substantially spherical beads with, on the one hand, in the case of a first embodiment, a mean size of between 300 and 2500 mu m and a density of 0.15 to 0.32 and, on the other hand, in the case of a second embodiment, a mean size of between 0.5 and 20 mm and a density of 0.32 to 0.5.</p> |
| 申请公布号 |
EP0249524(A1) |
申请公布日期 |
1987.12.16 |
| 申请号 |
EP19870401207 |
申请日期 |
1987.05.29 |
| 申请人 |
RHONE-POULENC CHIMIE |
发明人 |
DELEUIL, MICHEL;PARMENTIER, FRANCOIS |
| 分类号 |
C01B33/12;C08K3/00;C08K3/34;C08K3/36;C08K5/16;C08K7/26;C09C1/30;(IPC1-7):C09C1/30 |
主分类号 |
C01B33/12 |
| 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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