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:
Aug. 19, 2014
Filed:
Apr. 26, 2011
Elizabeth A. Benham, Spring, TX (US);
Charles R. Nease, Kingwood, TX (US);
Max P. Mcdaniel, Bartlesville, OK (US);
Elizabeth A. Benham, Spring, TX (US);
Charles R. Nease, Kingwood, TX (US);
Max P. McDaniel, Bartlesville, OK (US);
Chevron Phillips Chemical Company LP, The Woodlands, TX (US);
Abstract
A method comprising contacting an olefin in the presence of a catalyst and a melt index modifier (MIM) under conditions suitable to form a polyolefin and recovering the polyolefin, wherein the polyolefin melt index is increased by at least about 25%, wherein the normalized catalyst activity is decreased by less than about 10%, and wherein the MIM is characterized by the general formula R—HC═CH—Ror RRC═CHwhere R, R, R, Rare each selected from the group consisting of a non-aromatic organyl group.