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:
Nov. 05, 2019
Filed:
Apr. 19, 2017
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Mun F. Tse, Seabrook, TX (US);
Jo Ann M. Canich, Houston, TX (US);
Charles J. Ruff, Houston, TX (US);
Daniel Bilbao, Houston, TX (US);
Carlos U. DeGracia, La Porte, TX (US);
Ian C. Stewart, Houston, TX (US);
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Abstract
This invention relates to methods to prepare and compositions pertaining to branched ethylene-propylene copolymers that include at least 50% ethylene content by weight as determined by FTIR; a g'of less than 0.95; a Mof 125,000 to 300,000; a methylene sequence length of 6 or greater as determined byC NMR, wherein the percentage of sequences of the length of 6 or greater is more than 32%; and can have greater than 50% vinyl chain end functionality.