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:
Sep. 19, 2023
Filed:
Mar. 25, 2020
Applicant:
Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;
Inventor:
Tomohiko Kitamura, Chiba, JP;
Assignee:
Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C10M 173/00 (2006.01); C10M 101/02 (2006.01); C10M 101/04 (2006.01); C10M 129/40 (2006.01); C10M 133/02 (2006.01); C10M 145/24 (2006.01); C10M 161/00 (2006.01); C10N 40/20 (2006.01); C10N 30/00 (2006.01); C10N 20/02 (2006.01); C10N 30/06 (2006.01);
U.S. Cl.
CPC ...
C10M 173/00 (2013.01); C10M 101/02 (2013.01); C10M 101/04 (2013.01); C10M 129/40 (2013.01); C10M 133/02 (2013.01); C10M 145/24 (2013.01); C10M 161/00 (2013.01); C10M 2201/02 (2013.01); C10M 2201/0433 (2013.01); C10M 2207/126 (2013.01); C10M 2207/18 (2013.01); C10M 2207/22 (2013.01); C10M 2209/107 (2013.01); C10M 2215/02 (2013.01); C10M 2215/04 (2013.01); C10M 2215/042 (2013.01); C10M 2219/024 (2013.01); C10N 2020/02 (2013.01); C10N 2030/06 (2013.01); C10N 2030/24 (2020.05); C10N 2030/52 (2020.05); C10N 2040/244 (2020.05); C10N 2040/246 (2020.05); C10N 2040/247 (2020.05);
Abstract
The present invention provides a water-soluble metalworking oil composition, including: 5.0 to 20.0 mass % of a sulfur compound (A) that is one or more kinds selected from the group consisting of a sulfurized fat and oil and a sulfurized ester and has a kinematic viscosity of 10 to 800 mm/s at 40° C.; 0.5 to 20.0 mass % of the nonionic surfactant (B) having an HLB of 6 to 18; 7.0 to 30.0 mass % of an unsaturated fatty acid polymer (C); and an amine compound (D) selected from the group consisting of a tertiary amine and a secondary amine.