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:
Jan. 27, 2015
Filed:
Sep. 24, 2012
Applicant:
Chevron Phillips Chemical Company Lp, The Woodlands, TX (US);
Inventors:
Qing Yang, Bartlesville, OK (US);
Tony R. Crain, Niotaze, KS (US);
Jerry T. Lanier, Bartlesville, OK (US);
Jeff S. Fodor, Bartlesville, OK (US);
Assignee:
Chevron Phillips Chemical Company LP, The Woodlands, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/00 (2006.01); C08F 4/603 (2006.01); C08F 4/606 (2006.01); C08F 4/6192 (2006.01); C08F 4/643 (2006.01); C08F 4/646 (2006.01); C08F 210/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
Methods for controlling the weight ratio of a higher molecular weight component to a lower molecular weight component of an olefin polymer are disclosed. This weight ratio can be increased as polymerization reaction temperature and/or catalyst system residence time are increased.