发明名称 |
A PROCESS FOR THE POLYMERIZATION OF ALPHA OLEFINS USING A NEW ALUMINOPHOSPHATE SUPPORT |
摘要 |
Novel catalysts are provided for the polymerization of olefins such as ethylene. These catalysts comprise a novel amorphous aluminophosphate comprising, on a microlevel, sheets of aluminophosphate as well as spheres of aluminophosphate plus a chromium compound. These new catalysts are surprisingly active; result in more co-monomer incorporation than prior art catalysts and reduce the amount of low molecular weight material in the product.
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申请公布号 |
WO9818554(A1) |
申请公布日期 |
1998.05.07 |
申请号 |
WO1997US19824 |
申请日期 |
1997.10.31 |
申请人 |
CHEVRON CHEMICAL COMPANY LLC |
发明人 |
AUBURN, PAMELA, R.;PECORARO, THERESA, A. |
分类号 |
B01J23/26;B01J27/16;B01J37/03;C08F4/02;C08F4/22;C08F4/24;C08F10/00;(IPC1-7):B01J27/14;B01J27/18;B01J31/12 |
主分类号 |
B01J23/26 |
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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