Title:
LUBRICANT COMPOSITION FOR TRUNK PISTON DIESEL ENGINE
Document Type and Number:
WIPO Patent Application WO/2017/164404
Kind Code:
A1
Abstract:
The present invention provides a lubricant composition for a trunk piston diesel engine, the lubricant composition comprising: (A) a lubricant base oil containing one type or at least two types in combination selected from the group consisting of a mineral oil and a synthetic oil, having a dynamic viscosity of 3-6 mm2/s at 100°C, a mineral oil and a synthetic oil, having a dynamic viscosity of 5-10 mm2/s at 100°C, a mineral oil and a synthetic oil, having a dynamic viscosity of 9-13 mm2/s at 100°C, and a mineral oil and a synthetic oil, having a dynamic viscosity of 25-35 mm2/s at 100°C; (B) a metal-based cleaning agent; (C) a nitrogen-containing ashless dispersant; and (D) a hydrocarbylcarboxylic anhydride and/or a hydrocarbylcarboxylate ester.
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Inventors:
MORITA YOKO (JP)
Application Number:
PCT/JP2017/012150
Publication Date:
September 28, 2017
Filing Date:
March 24, 2017
Export Citation:
Assignee:
JX NIPPON OIL & ENERGY CORP (JP)
International Classes:
C10M169/04; C10M101/02; C10M129/42; C10M129/68; C10M133/56; C10M159/22; C10N20/02; C10N20/04; C10N30/04; C10N40/25
Domestic Patent References:
| WO2014057640A1 | 2014-04-17 |
Foreign References:
| JP2009280816A | 2009-12-03 | |||
| JP2009280817A | 2009-12-03 | |||
| JP2015189945A | 2015-11-02 | |||
| JP2012522878A | 2012-09-27 | |||
| JP2014152334A | 2014-08-25 |
Attorney, Agent or Firm:
YAMAMOTO, Noriaki et al. (JP)
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