Title:
LUBRICATING OIL COMPOSITION, LUBRICATION METHOD, AND TRANSMISSION
Document Type and Number:
WIPO Patent Application WO/2023/214505
Kind Code:
A1
Abstract:
Provided are a lubricating oil composition containing a base oil (A), a sulfur-based extreme pressure agent (B), and a phosphorus-based extreme pressure agent (C), the sulfur-based extreme pressure agent (B) being a thiadiazole having a C3-24 branched organic group, and the phosphorus-based extreme pressure agent (C) being a phosphate ester having a C6-24 organic group that includes a ring structure; a lubrication method in which said lubricating oil composition is used; and a transmission provided with said lubricating oil composition.
Inventors:
IWAI TOSHIAKI (JP)
YOKOMIZO MASATO (JP)
YOKOMIZO MASATO (JP)
Application Number:
PCT/JP2023/015330
Publication Date:
November 09, 2023
Filing Date:
April 17, 2023
Export Citation:
Assignee:
IDEMITSU KOSAN CO (JP)
International Classes:
C10M169/04; C10M135/36; C10M137/04; C10M137/10; C10N30/06; C10N30/10; C10N30/14; C10N40/00; C10N40/02; C10N40/04; C10N40/08; C10N40/12; C10N40/22; C10N40/25; C10N40/30
Domestic Patent References:
| WO2021193869A1 | 2021-09-30 | |||
| WO2011080970A1 | 2011-07-07 | |||
| WO2020085153A1 | 2020-04-30 |
Foreign References:
| US20210292676A1 | 2021-09-23 | |||
| JPH11209776A | 1999-08-03 | |||
| JP2001348590A | 2001-12-18 | |||
| JP2008143927A | 2008-06-26 | |||
| JP2011140607A | 2011-07-21 | |||
| CN111100736A | 2020-05-05 |
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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