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. 24, 2021
Filed:
Sep. 25, 2017
Applicant:
Cosmo Oil Lubricants Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
Cosmo Oil Lubricants Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 169/04 (2006.01); C10M 133/06 (2006.01); C10M 135/08 (2006.01); C10M 135/22 (2006.01); C10M 137/04 (2006.01); C10M 141/10 (2006.01); C10M 133/04 (2006.01); C10M 135/00 (2006.01);
U.S. Cl.
CPC ...
C10M 169/04 (2013.01); C10M 133/04 (2013.01); C10M 133/06 (2013.01); C10M 135/00 (2013.01); C10M 135/08 (2013.01); C10M 135/22 (2013.01); C10M 137/04 (2013.01); C10M 141/10 (2013.01); C10M 2203/1025 (2013.01); C10M 2215/26 (2013.01); C10M 2219/042 (2013.01); C10M 2219/082 (2013.01); C10M 2223/04 (2013.01);
Abstract
A lubricating oil composition for a sliding guide surface, which includes a lubricant base oil, an acid phosphate ester mixture having a structure represented by the following Formula (1) and including an acid phosphate monoester and an acid phosphate diester, and an aliphatic monoamine, and which satisfies a predetermined condition A or condition B, is provided. In Formula (1), each of Rand Rrepresents a hydrogen atom or a saturated or unsaturated straight-chain aliphatic hydrocarbon group having from 1 to 30 carbon atoms, and Rand Rare not simultaneously hydrogen atoms.(RO)(RO)(HO)P═O  (1)