Title:
DIESEL ENGINE OIL COMPOSITION
Document Type and Number:
Japanese Patent JP3168267
Kind Code:
B2
Abstract:
PURPOSE: To obtain a composition having excellent separating performance of a diesel engine oil from water while keeping high cleaning property.
CONSTITUTION: This diesel engine oil composition contains (A) 4-15wt.% of a base oil comprising a mineral oil-based lubricating oil or synthetic lubricating oil or a mixture of both oils, (C) 2-10wt.% of calcium salicylate having ≥100 mgKOH/g basic value and (B) 0.3-3wt.% of calcium sulfonate having ≤80 mgKOH/g basic value or (D) 0.2-1wt.% of surfactant.
Inventors:
Shigeaki Takamura
Akio Kumakura
Ken Suzuki
Hayashi Kimura
Akio Kumakura
Ken Suzuki
Hayashi Kimura
Application Number:
JP33697794A
Publication Date:
May 21, 2001
Filing Date:
December 27, 1994
Export Citation:
Assignee:
Cosmo Research Institute Co., Ltd.
Cosmo Oil Co., Ltd.
Cosmo Oil Co., Ltd.
International Classes:
C10M169/04; C10N30/04; F02B3/06; (IPC1-7): C10M169/04
Domestic Patent References:
| JP6315895A | ||||
| JP5239485A | ||||
| JP5239483A | ||||
| JP593197A | ||||
| JP61166892A |
Attorney, Agent or Firm:
Orikuchi Shingo