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:
Apr. 22, 2014
Filed:
Jun. 01, 2012
Andy Haishung Tsou, Allentown, PA (US);
Vera Minak-bernero, Bridgewater, NJ (US);
Martin N. Webster, Pennington, NJ (US);
Nikos Hadjichristidis, Athens, GR;
Andy Haishung Tsou, Allentown, PA (US);
Vera Minak-Bernero, Bridgewater, NJ (US);
Martin N. Webster, Pennington, NJ (US);
Nikos Hadjichristidis, Athens, GR;
ExxonMobil Research and Engineering Company, Annandale, NJ (US);
Abstract
Provided is a method for stabilizing a dispersion of a carbon nanomaterial in a lubricating oil basestock. The method includes providing a lubricating oil basestock; dispersing a carbon nanomaterial in the lubricating oil basestock; and adding at least one block copolymer thereto. The at least one block copolymer has two or more blocks includes at least one alkenylbenzene block and at least one linear alpha olefin block. The at least one block copolymer is present in an amount sufficient to stabilize the dispersion of the carbon nanomaterial in the lubricating oil basestock. Also provided is a lubricating engine oil having a composition including: a lubricating oil base stock; a carbon nanomaterial dispersed in the lubricating oil basestock; and at least one block copolymer.