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:
Mar. 20, 2018
Filed:
Oct. 21, 2015
Applicant:
Moresco Corporation, Kobe-Shi, Hyogo, JP;
Inventor:
Shingo Maruyama, Kobe, JP;
Assignee:
MORESCO CORPORATION, Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 107/32 (2006.01); C10M 133/12 (2006.01); C10M 105/18 (2006.01); C10M 137/02 (2006.01); C07C 43/10 (2006.01); F16C 33/10 (2006.01);
U.S. Cl.
CPC ...
C10M 133/12 (2013.01); C07C 43/10 (2013.01); C10M 105/18 (2013.01); C10M 137/02 (2013.01); F16C 33/109 (2013.01); C10M 2207/0406 (2013.01); C10M 2215/065 (2013.01); C10M 2223/049 (2013.01); C10N 2230/02 (2013.01); C10N 2230/10 (2013.01); C10N 2240/02 (2013.01); C10N 2250/10 (2013.01); F16C 2370/12 (2013.01);
Abstract
The present invention provides a lubricant composition having high moisture resistance and having physical properties including low viscosity, low evaporability, low-temperature fluidity, and a high viscosity index. The lubricant composition contains (i) an aliphatic ether compound as a base oil and (ii) an antioxidant made from at least alkylated phenylnaphthylamine and phosphite ester, wherein a sum of individual amounts of the alkylated phenylnaphthylamine and the phosphite ester is a predetermined amount, and the alkylated phenylnaphthylamine and the phosphite ester are used in a predetermined ratio.