Title:
潤滑油組成物
Document Type and Number:
Japanese Patent JP5738054
Kind Code:
B2
Abstract:
A lubricating oil composition having a phosphorus content of up to 0.12 wt%, a sulfated ash content of up to 1.2 wt% comprising (a) a major amount of an oil of lubricating viscosity; (b) an alkali metal or alkaline earth metal alkyl salicylate lubricating oil detergent providing from 7-15 mmol salicylate soap per kilogram of lubricating oil composition; (c) one or more dispersants providing the lubricating oil composition with from at least 0.12 wt% to 0.20 wt% atomic nitrogen, based on the weight of the lubricating oil composition, and (d) a dispersant-viscosity modifier.
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Inventors:
Richard David Bertram
Daniel White
Matthew David Irving
Daniel White
Matthew David Irving
Application Number:
JP2011092460A
Publication Date:
June 17, 2015
Filing Date:
March 31, 2011
Export Citation:
Assignee:
Infineum International Limited
International Classes:
C10M167/00
Domestic Patent References:
| JP2006336014A | ||||
| JP2006152304A | ||||
| JP2008189919A | ||||
| JP2005536582A |
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Koji Watanabe
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Koji Watanabe