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. 18, 2012
Mun F. Tse, Seabrook, TX (US);
Aspy K. Mehta, Humble, TX (US);
Joann M. Canich, Houston, TX (US);
Matthew W. Holtcamp, Humble, TX (US);
John R. Hagadorn, Houston, TX (US);
Charles J. Ruff, Houston, TX (US);
Mun F. Tse, Seabrook, TX (US);
Aspy K. Mehta, Humble, TX (US);
Joann M. Canich, Houston, TX (US);
Matthew W. Holtcamp, Humble, TX (US);
John R. Hagadorn, Houston, TX (US);
Charles J. Ruff, Houston, TX (US);
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Abstract
This invention relates to methods for producing an alkene terminated polystyrene, including: contacting a styrenic block copolymer and an alkene in the presence of a metathesis catalyst under conditions sufficient to produce an alkene terminated polystyrene having an unsaturation functionality of at least 0.7 and a MWD of about 1.5 or less. Methods for producing functionalized polymers and polyethylene blend composition comprising these functionalized polymers are also disclosed.