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Title:
LUBRICANT COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2021/251250
Kind Code:
A1
Abstract:
The present invention provides a lubricant composition having outstanding anti-rust properties.　The present invention pertains to a lubricant composition containing a base oil, an alkylbenzene sulfonate metal salt, and an alkylnaphthalene sulfonate metal salt, wherein the total content of the alkylbenzene sulfonate metal salt and the alkylnaphthalene sulfonate metal salt is 1 to 2.2 wt.%, and the mass ratio of the alkylbenzene sulfonate metal salt to the total mass of the alkylbenzene sulfonate metal salt and the alkylnaphthalene sulfonate metal salt is 0.3 or more.

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Inventors:
SHIMURA AKIHIKO (JP)
NITTA TOSHIO (JP)
NAKASHI KEITA (JP)
Application Number:
PCT/JP2021/021128
Publication Date:
December 16, 2021
Filing Date:
June 03, 2021
Export Citation:
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Assignee:
NOK KLUEBER CO LTD (JP)
International Classes:
C10M169/04; C10M135/10; C10N10/04; C10N30/12; C10N40/00; C10N40/04; C10N50/10
Domestic Patent References:
WO2018061134A12018-04-05
WO2010013708A12010-02-04
WO2011019028A12011-02-17
Foreign References:
JPS63230795A1988-09-27
JPH10280176A1998-10-20
JP2011042747A2011-03-03
JP2003082378A2003-03-19
JP2018059618A2018-04-12
JP2015086428A2015-05-07
JPH10317176A1998-12-02
JP2004091764A2004-03-25
JP2020132644A2020-08-31
JP4351945B22009-10-28
JP5672631B22015-02-18
Attorney, Agent or Firm:
EINSEL Felix-Reinhard et al. (JP)
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