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. 21, 2021
Filed:
Mar. 05, 2018
Applicant:
The Lubrizol Corporation, Wickliffe, OH (US);
Inventors:
Stuart L. Bartley, Wickliffe, OH (US);
Paul R. Stevenson, Belper, GB;
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10L 1/188 (2006.01); C10L 1/19 (2006.01); C10L 10/06 (2006.01); C10L 10/08 (2006.01); C10L 1/16 (2006.01); C10L 1/182 (2006.01); C10L 1/2387 (2006.01);
U.S. Cl.
CPC ...
C10L 1/1883 (2013.01); C10L 1/1905 (2013.01); C10L 10/06 (2013.01); C10L 10/08 (2013.01); C10L 1/1608 (2013.01); C10L 1/1616 (2013.01); C10L 1/1824 (2013.01); C10L 1/191 (2013.01); C10L 1/2387 (2013.01); C10L 2200/0423 (2013.01); C10L 2270/023 (2013.01);
Abstract
Additive compositions comprising (a) a hydroxycarboxylic acid; and (b) a compound derived from a hydrocarbyl-substituted succinic acid or anhydride wherein the ratio of (a) to (b) in the additive composition ranges from 1:9 to 9:1. The additive compositions may be added to a fuel. Methods of reducing wear in an engine comprising operating the engine using a fuel composition have the additive composition therein. The use of an additive composition in a fuel composition to reduce the fuel composition's coefficient of friction or to reduce wear in an engine.