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. 03, 2015
Filed:
Oct. 12, 2012
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Rainer Kolb, Kingwood, TX (US);
Sudhin Datta, Houston, TX (US);
Liehpao O. Farng, Lawrenceville, NJ (US);
Vera Minak-Bernero, Bridgewater, NJ (US);
Eric B. Sirota, Flemington, NJ (US);
Thomas T. Sun, Clinton, NJ (US);
Mun-Fu Tse, Seabrook, TX (US);
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Abstract
Provided are ethylene-based copolymers, methods of preparing the same, lubricating oil compositions including the same, methods for preparing such lubricating oil compositions, and end uses for such ethylene-based copolymers and lubricating oil compositions. The ethylene-based copolymers may include from about 35 wt. % to about 60 wt. % of units derived from ethylene and at least 1.0 wt. % of one or more alpha-olefin comonomers having 3 to 20 carbon atoms. The ethylene-based copolymers are substantially amorphous and have a polydispersity index of about 2.8 or less.