Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Sarah J. Mattler0
Laughlin G. McCullough0
Matthew W. Holtcamp0
Celestino M. Perez, Jr.0
Date of Patent
June 28, 2016
0Patent Application Number
145257660
Date Filed
October 28, 2014
0Patent Citations Received
Patent Primary Examiner
Patent abstract
This invention relates to processes to prepare impact copolymers having an ethylene content of greater than 20 wt % using a process where ethylene polymer is made in the first stage and propylene polymer is made in the second stage.
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