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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.:

US 11136522 B1

PDFFull Text
Date of Patent:
Oct. 05, 2021

Filed:

Aug. 17, 2016

Azole derivatives as lubricating additives

Applicant:

The Lubrizol Corporation, Wickliffe, OH (US);

Inventors:

Yanshi Zhang, Solon, OH (US);

Nga H. Nguyen, Scotch Plains, NJ (US);

Assignee:

The Lubrizol Corporation, Wickliffe, OH (US);

Attorneys:

Iken Sans

Teresan Gilbert

The Lubrizol Corporation

Primary Examiner:

Taiwo Oladapo

Int. Cl.
CPC ...
C10M 159/12 (2006.01); C10M 133/44 (2006.01); C10M 141/08 (2006.01); C10M 141/10 (2006.01); C10M 141/12 (2006.01); C10M 141/02 (2006.01); C10M 141/06 (2006.01); C10M 125/26 (2006.01); C10M 133/46 (2006.01); C10N 30/04 (2006.01); C10N 30/06 (2006.01); C10N 30/12 (2006.01); C10N 30/00 (2006.01); C10N 40/25 (2006.01); C10N 40/04 (2006.01);
U.S. Cl.
CPC ...
C10M 133/44 (2013.01); C10M 125/26 (2013.01); C10M 133/46 (2013.01); C10M 141/02 (2013.01); C10M 141/06 (2013.01); C10M 141/08 (2013.01); C10M 141/10 (2013.01); C10M 141/12 (2013.01); C10M 159/12 (2013.01); C10M 2201/087 (2013.01); C10M 2203/1025 (2013.01); C10M 2207/026 (2013.01); C10M 2207/28 (2013.01); C10M 2215/064 (2013.01); C10M 2215/223 (2013.01); C10M 2215/224 (2013.01); C10M 2215/24 (2013.01); C10M 2215/28 (2013.01); C10M 2219/022 (2013.01); C10M 2219/046 (2013.01); C10M 2219/106 (2013.01); C10M 2223/045 (2013.01); C10M 2227/061 (2013.01); C10N 2030/04 (2013.01); C10N 2030/06 (2013.01); C10N 2030/12 (2013.01); C10N 2030/36 (2020.05); C10N 2030/42 (2020.05); C10N 2030/43 (2020.05); C10N 2040/044 (2020.05); C10N 2040/25 (2013.01);
Abstract

Lubricating compositions comprising an azole-acrylic adduct formed by contacting an azole compound with an acrylic. The adduct formed has at least one nitrogen-alkyl group comprising at least one acyl. The lubricating composition also comprises an antiwear agent and an antioxidant. Methods of lubricating an internal combustion engine comprising contacting the internal combustion engine with the lubricating composition comprising an azole-acrylic adduct formed by contacting an azole compound with an acrylic. Methods of reducing corrosion and/or seal deterioration in an internal combustion engine. The use of an azole-acrylic adduct in a lubricating composition to reduce corrosion and/or seal deterioration in an internal combustion engine.

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