The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 05, 2019
Filed:
Sep. 01, 2015
Applicant:
Univation Technologies, Llc, Houston, TX (US);
Inventors:
Kevin R. Gross, S. Charleston, WV (US);
Kevin J. Cann, Tierra Verde, FL (US);
Mark G. Goode, S. Charleston, WV (US);
John H. Moorhouse, Middlesex, NJ (US);
Assignee:
Univation Technologies, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 210/16 (2006.01); B01J 8/00 (2006.01); B01J 8/08 (2006.01); B01J 19/00 (2006.01);
U.S. Cl.
CPC ...
C08F 210/16 (2013.01); B01J 8/0015 (2013.01); B01J 8/08 (2013.01); B01J 8/082 (2013.01); B01J 19/0066 (2013.01); B01J 2208/00663 (2013.01); B01J 2208/00752 (2013.01); B01J 2208/00831 (2013.01);
Abstract
A system and method for feeding a chromium-based catalyst to a polymerization reactor; adding a reducing agent to the chromium-based catalyst, and polymerizing an olefin into a polyolefin in the polymerization reactor in the presence of the chromium-based catalyst.