Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 26, 2011
Patent Application Number
12591473
Date Filed
November 20, 2009
Patent Primary Examiner
Patent abstract
A process comprising polymerising in a loop reactor of a continuous tubular construction an olefin monomer optionally together with an olefin comonomer in the presence of a polymerisation catalyst in a diluent to produce a slurry comprising solid particulate olefin polymer and the diluent wherein the average internal diameter of at least 50% of the total length of the reactor is at least 650 millimeters, the solids concentration in the reactor is at least 15 volume % and having a particle size distribution such that (D90−D10)/D50 is less than 2.
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