Title:
2ストローク船舶エンジン用のシリンダー潤滑剤
Document Type and Number:
Japanese Patent JP5517311
Kind Code:
B2
Abstract:
The present invention relates to a cylinder lubricant having a BN determined according to standard ASTM D-2896 greater than or equal to 15, preferably greater than 20, preferably greater than 30, advantageously greater than 40 milligrams of potash per gram of lubricant, comprising: one or more lubricating base oils for marine engines, at least one detergent based on alkali or alkaline-earth metals, overbased with metallic carbonate salts, optionally in combination with one or more neutral detergents, one or more fatty amines and/or derivatives of oil-soluble fatty amines having a BN determined according to standard ASTM D-2896 comprised between 150 and 600 milligrams of potash per gram, preferably comprised between 200 and 500 milligrams of potash per gram. This lubricant has sufficient neutralization power vis-à-vis the sulphuric acid formed during the combustion of high-sulphur fuel oils, while limiting the formation of deposits during the use of low-sulphur fuel oils.
Inventors:
Lancon Dennis
Beaumaud Jean-Marie
Beaumaud Jean-Marie
Application Number:
JP2011514086A
Publication Date:
June 11, 2014
Filing Date:
June 17, 2009
Export Citation:
Assignee:
Total Marketing Services
International Classes:
C10M163/00; C10M133/04; C10M159/20; C10N10/02; C10N10/04; C10N20/00; C10N20/02; C10N30/04; C10N30/12; C10N40/26
Domestic Patent References:
| JP2007146161A | ||||
| JP2010506023A | ||||
| JP2009511821A | ||||
| JP55021490A | ||||
| JP11061170A | ||||
| JP54160402A | ||||
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| JP2005146010A | ||||
| JP51028644B1 | ||||
| JP2008208336A | ||||
| JP2005113151A |
Attorney, Agent or Firm:
Kazuko Fujita