Procatalyst Composition with Alkoxypropyl Ester Internal Electron Donor and Polymer From Same
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United States of America Patent
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Dec 21, 2010
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Dec 21, 2010
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Abstract
Disclosed herein are catalyst compositions and polymers, i.e., propylene-based polymers, produced therefrom. The present catalyst compositions include an internal electron donor with an alkoxypropyl ester. The present catalyst compositions improve catalyst selectivity. Propylene-based polymer produced from the present catalyst composition has a melt flow rate greater than 4 g/10 min.
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