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:
Aug. 29, 2023
Filed:
Mar. 10, 2020
Applicant:
Nof Corporation, Tokyo, JP;
Inventors:
Assignee:
NOF CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 129/68 (2006.01); C10M 133/06 (2006.01); C10M 137/10 (2006.01); C10M 169/04 (2006.01); C10N 30/00 (2006.01); C10N 10/04 (2006.01); C10N 30/06 (2006.01); C10N 30/12 (2006.01); C10N 40/08 (2006.01); C10N 40/20 (2006.01); C10N 40/25 (2006.01);
U.S. Cl.
CPC ...
C10M 129/68 (2013.01); C10M 133/06 (2013.01); C10M 137/10 (2013.01); C10M 169/04 (2013.01); C10M 2207/28 (2013.01); C10M 2215/04 (2013.01); C10M 2223/045 (2013.01); C10N 2010/04 (2013.01); C10N 2030/06 (2013.01); C10N 2030/12 (2013.01); C10N 2030/45 (2020.05); C10N 2040/08 (2013.01); C10N 2040/20 (2013.01); C10N 2040/25 (2013.01);
Abstract
A lubricant additive includes a monoester carboxylic acid salt (A) represented by formula (1). In formula (1), Rrepresents a single bond between carbon atoms of carbonyl groups, or a divalent hydrocarbon group having 1 to 4 carbon atoms, and Rrepresents a hydrocarbon group having 1 to 22 carbon atoms. AO represents an oxyalkylene group of one type selected from oxyalkylene groups having 2 to 4 carbon atoms, or a mixed oxyalkylene group of two or more types selected from oxyalkylene groups having 2 to 4 carbon atoms, and n is an average number of added moles of the oxyalkylene group represented by AO and is 0 to 5. M represents organic ammonium.