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. 09, 2021
Filed:
Jul. 17, 2017
Applicant:
The Lubrizol Corporation, Wickliffe, OH (US);
Inventors:
William R. S. Barton, Belper, GB;
Daniel J. Saccomando, Sheffield, GB;
Michael R. Sutton, Belper, GB;
Stephen J. Cook, Belper, GB;
Paul R. Vincent, Belper, GB;
Ewan E. Delbridge, Concord Township, OH (US);
Shawn Dickess, Cincinnati, OH (US);
Yanshi Zhang, Solon, OH (US);
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10M 137/08 (2006.01); C10M 137/10 (2006.01); C10N 20/02 (2006.01); C10N 30/02 (2006.01); C10N 30/06 (2006.01); C10N 30/00 (2006.01); C10N 40/04 (2006.01); C10N 40/12 (2006.01); C10N 40/25 (2006.01); C10N 40/30 (2006.01);
U.S. Cl.
CPC ...
C10M 137/08 (2013.01); C10M 137/105 (2013.01); C10M 2205/0285 (2013.01); C10M 2215/224 (2013.01); C10M 2215/28 (2013.01); C10M 2219/022 (2013.01); C10M 2219/106 (2013.01); C10M 2223/043 (2013.01); C10M 2223/047 (2013.01); C10N 2020/02 (2013.01); C10N 2030/02 (2013.01); C10N 2030/06 (2013.01); C10N 2030/36 (2020.05); C10N 2040/04 (2013.01); C10N 2040/044 (2020.05); C10N 2040/12 (2013.01); C10N 2040/25 (2013.01); C10N 2040/30 (2013.01);
Abstract
A lubricant composition comprising an oil of lubricating viscosity and about 0.01 to about 5 percent by weight of a (thio)phosphoric acid salt ('phos-amine salt') of at least one hydrocarbyl amine. The hydrocarbyl amine may be a hindered hydrocarbyl amine, an aromatic hydrocarbyl amine, or a combination thereof.