Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Eric J. Haschke
Graham R. Lief
Date of Patent
September 19, 2023
Patent Application Number
17067922
Date Filed
October 12, 2020
Patent Citations
...
Patent Primary Examiner
Patent abstract
Disclosed herein are high melt flow polypropylene homopolymers generally characterized by a melt flow rate ranging from 200 g/10 min to 3000 g/10 min, a ratio of Mw/Mn ranging from 2 to 5, and a peak melting point ranging from 138° C. to 151° C. These polypropylene homopolymers can be produced by catalyst systems containing a racemic ansa-bis(indenyl)zirconocene compound, an activator-support, and an organoaluminum co-catalyst.
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