Title:
潤滑油組成物、潤滑油組成物の製造方法、及び変速機又は減速機の潤滑方法
Document Type and Number:
Japanese Patent JP7364379
Kind Code:
B2
Abstract:
To provide a lubricating oil composition which can achieve a good wear resistance even in a high temperature range where oil film is difficult to retain.A lubricating oil composition containing a base oil (A), at least one compound (B) selected from a zinc dithiophosphate (B1) and a sulfurized olefin (B2), a sarcosine compound (C), and a thiophosphate ester or an amine salt thereof (D), the base oil (A) having a high-viscosity base oil (A1) that has a 100°C kinematic viscosity of 25 mm2/s or higher blended therein.
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Inventors:
Yoji Sunagawa
Application Number:
JP2019133755A
Publication Date:
October 18, 2023
Filing Date:
July 19, 2019
Export Citation:
Assignee:
IDEMITSU KOSAN CO.,LTD.
International Classes:
C10M141/10
Domestic Patent References:
| JP10306292A | ||||
| JP9263782A | ||||
| JP2014129523A | ||||
| JP2017078138A | ||||
| JP2000001687A |
Foreign References:
| WO2017170811A1 | ||||
| WO2002097017A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Otani Patent Office
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