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:
Sep. 10, 2013
Filed:
Apr. 26, 2010
Casey D. Stokes, Novato, CA (US);
Kelby Simison, Marysville, CA (US);
Robson F. Storey, Hattiesburg, MS (US);
James J. Harrison, Novato, CA (US);
Casey D. Stokes, Novato, CA (US);
Kelby Simison, Marysville, CA (US);
Robson F. Storey, Hattiesburg, MS (US);
James J. Harrison, Novato, CA (US);
Chevron Oronite Company LLC, San Ramon, CA (US);
The University of Southern Mississippi, Hattiesburg, MS (US);
Abstract
The present invention is directed to a method for preparing polyolefins containing a high percentage of exo-olefin chain ends. The method involves ionizing a polyolefin containing tert-chloride chain ends and reacting the ionized polyolefin with one or more nitrogen-containing five-membered aromatic ring or one or more hindered secondary or tertiary amines, or mixtures thereof.