Olefin polymerization catalyst and process for producing olefin polymer
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United States of America Patent
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Apr 23, 2002
Grant Date -
N/A
app pub date -
Jul 21, 1999
filing date -
Jul 21, 1998
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Expired
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Abstract
The present invention provides a method of making a catalyst with the following components: Component (A): A solid catalyst component comprising the following component (A-1) and component (A-2). Component (A-1): A solid component obtained by contacting the following component (A-1-1), component (A-1-2) and component (A-1-3). Component (A-1-1): an ion-exchangeable layered silicate Component (A-1-2): a magnesium compound Component (A-1-3): a titanium compound Component (A-2): A metallocene-type transition metal compound Component (B): An organic aluminum compound
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