Prepolymerized catalyst for olefin polymerization, method of producing this prepolymerized catalyst and method of producing olefin polymer
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United States of America Patent
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Apr 30, 2013
Grant Date -
Apr 19, 2012
app pub date -
Dec 6, 2011
filing date -
Feb 27, 2009
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Abstract
A method of producing a prepolymerized catalyst for olefin polymerization comprising a fine powder removal step of removing fine particles from olefin-prepolymerized catalyst particles for olefin polymerization. The prepolymerized catalyst having a low fine particle content is applicable suitably to the field of continuous polymerization of olefins.
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