Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 28, 2021
Patent Application Number
17124605
Date Filed
December 17, 2020
Patent Citations Received
Patent Primary Examiner
Patent abstract
Silica-coated alumina activator-supports, and catalyst compositions containing these activator-supports, are disclosed. Methods also are provided for preparing silica-coated alumina activator-supports, for preparing catalyst compositions, and for using the catalyst compositions to polymerize olefins.
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