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. 16, 2014
Filed:
Dec. 22, 2011
Abhimanyu Onkar Patil, Westfield, NJ (US);
Jacob Joseph Habeeb, Westfield, NJ (US);
Benjamin Daniel Eirich, Wenonah, NJ (US);
Nicole D. Vaughn, Lake Ridge, VA (US);
Charles Lambert Baker, Jr., Thornton, PA (US);
Abhimanyu Onkar Patil, Westfield, NJ (US);
Jacob Joseph Habeeb, Westfield, NJ (US);
Benjamin Daniel Eirich, Wenonah, NJ (US);
Nicole D. Vaughn, Lake Ridge, VA (US);
Charles Lambert Baker, Jr., Thornton, PA (US);
ExxonMobil Research and Engineering Company, Annandale, NJ (US);
Abstract
Provided are lubricant compositions with improved oxidative stability and frictional and wear resistance properties for use in engine oil applications. The lubricant compositions include: i) a first base stock selected from a Group I base stock, a Group II base stock or a combination thereof at 50 to 80 wt %; ii) a block copolymer at 1 to 10 wt %; iii) a viscosity modifier at 3 to 15 wt % selected from polymers and copolymers of methacrylate, butadiene, olefins and alkylated styrenes; and iv) an additive package including a combination of antioxidants, dispersants, detergents, friction modifiers and antiwear agents at 2 to 30 wt %.