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Title:
LUBRICANT COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2021/193869
Kind Code:
A1
Abstract:
The present invention provides: a lubricant composition which exhibits durability and wear resistance at high levels, while having high extreme-pressure properties by using a lubricant composition that contains (A) a phosphite ester derivative that has at least one alkyl group having from 1 to 20 carbon atoms, in said group one -CH2- group being substituted by an -S- group, and (B) a thiadiazole derivative; and an electric drive unit which uses this lubricant composition.

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Inventors:
MATSUBARA KAZUSHIGE (JP)
TATSUMI HIROYUKI (JP)
Application Number:
PCT/JP2021/012722
Publication Date:
September 30, 2021
Filing Date:
March 25, 2021
Export Citation:
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Assignee:
IDEMITSU KOSAN CO (JP)
International Classes:
C10M141/10; C10M135/36; C10M137/02; C10N30/00; C10N30/06; C10N40/00; C10N40/04
Domestic Patent References:
WO2015194236A12015-12-23
WO2016009670A12016-01-21
WO2009119669A12009-10-01
Foreign References:
JP2020172642A2020-10-22
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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