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.

Date of Patent:
Oct. 27, 2015

Filed:

Apr. 29, 2014
Applicant:

Chevron Phillips Chemical Company Lp, The Woodlands, TX (US);

Inventors:

Albert P. Masino, Tulsa, OK (US);

Rex E. Murray, Peoria, IL (US);

Qing Yang, Bartlesville, OK (US);

Steve J. Secora, Bartlesville, OK (US);

Kumudini C. Jayaratne, Helsinki, FI;

William B. Beaulieu, Tulsa, OK (US);

Errun Ding, Bartlesville, OK (US);

Gary L. Glass, Dewey, OK (US);

Alan L. Solenberger, Bartlesville, OK (US);

Ted H. Cymbaluk, Kemah, TX (US);

Assignee:

Chevron Phillips Chemical Company LP, The Woodlands, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/653 (2006.01); C08F 4/6592 (2006.01); C08F 4/642 (2006.01); C08F 210/16 (2006.01); C08F 4/659 (2006.01); C08F 10/00 (2006.01); C08F 4/76 (2006.01); C08F 4/12 (2006.01); C08F 4/52 (2006.01); C08F 110/02 (2006.01);
U.S. Cl.
CPC ...
C08F 4/642 (2013.01); C08F 4/12 (2013.01); C08F 4/52 (2013.01); C08F 4/65904 (2013.01); C08F 4/65916 (2013.01); C08F 4/76 (2013.01); C08F 10/00 (2013.01); C08F 4/65912 (2013.01); C08F 4/65925 (2013.01); C08F 4/65927 (2013.01); C08F 110/02 (2013.01); C08F 210/16 (2013.01);
Abstract

The present invention provides dual catalyst systems and polymerization processes employing these dual catalyst systems. The disclosed polymerization processes can produce olefin polymers at higher production rates, and these olefin polymers may have a higher molecular weight and/or a lower melt index.


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