Title:
潤滑油組成物
Document Type and Number:
Japanese Patent JP6422260
Kind Code:
B2
Abstract:
A lubricating oil composition of the invention contains: a base oil; at least one of acid phosphate represented by formulae (1) and (2) below; and an antioxidant. In the above formulae: R 1 , R 2 and R 3 are alkyl groups; and at least one of R 1 and R 2 has 20 to 30 carbon atoms while R 3 has 20 to 30 carbon atoms.
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Inventors:
Shuichi Sakagami
Application Number:
JP2014160395A
Publication Date:
November 14, 2018
Filing Date:
August 06, 2014
Export Citation:
Assignee:
IDEMITSU KOSAN CO.,LTD.
International Classes:
C10M137/04; C10M141/10
Domestic Patent References:
| JP6128581A | ||||
| JP11035964A | ||||
| JP2013155348A |
Attorney, Agent or Firm:
Hiroshi Kobayashi
Nobushi Furuhashi
Kyoko Tamura
Uetake Yukiko
Nobushi Furuhashi
Kyoko Tamura
Uetake Yukiko