| 发明名称 |
Phosphorous bound porous microspheres |
| 摘要 |
This invention relates to microspheres produced by spray drying clay slurries and calcining the product to form attrition resistant microspheres. Phosphoric acid is injected in a neutral to mildly alkaline dispersed high solids kaolin slurry immediately before spray drying to improve properties of the microspheres. |
| 申请公布号 |
AU3216395(A) |
申请公布日期 |
1996.06.19 |
| 申请号 |
AU19950032163 |
申请日期 |
1995.08.09 |
| 申请人 |
ENGELHARD CORPORATION |
发明人 |
GERALD S. KOERMER;JOHN M MACAOAY;PAUL R. SUITCH;ERIC W. STERN |
| 分类号 |
B01J21/16;B01J27/16;B01J37/00;C10G11/04 |
主分类号 |
B01J21/16 |
| 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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