SUPPORTED HYBRID CHROMIUM-BASED CATALYSTS, PROCESSES FOR PREPARING THE SAME, AND USES THEREOF
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United States of America Patent
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Issued Date -
Mar 15, 2012
app pub date -
Aug 12, 2011
filing date -
Aug 12, 2010
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Abandoned
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Abstract
Disclosed are a supported hybrid chromium-based catalyst comprising a porous inorganic support, at least one inorganic oxide Cr active site (A), and at least one organic Cr active site (B), wherein the at least one inorganic oxide Cr active site (A) and the at least one organic Cr active site (B) are both supported on the porous inorganic support, processes for producing the supported hybrid chromium-based catalyst and processes for producing ethylene homopolymers and/or ethylene copolymers using the catalysts of the present disclosure.
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