Title:
潤滑油組成物
Document Type and Number:
Japanese Patent JP5961869
Kind Code:
B2
Abstract:
An automotive lubricating oil composition for an internal combustion engine comprises (A) an oil of lubricating viscosity in a major amount; and (B) an oil-soluble zinc dithiocarbamate as an additive component in a minor amount in which each of the two amino groups is substituted with an aryl group and with either another aryl group, an aliphatic group or a hydrogen atom, the composition having not greater than 1600 ppm by mass of phosphorus, expressed as phosphorous atom.
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Inventors:
Joseph Peter Hartley
Jonathan Paul Fleming
Jonathan Paul Fleming
Application Number:
JP2012180874A
Publication Date:
August 02, 2016
Filing Date:
August 17, 2012
Export Citation:
Assignee:
Infineum International Limited
International Classes:
C10M135/18; C10M141/10
Domestic Patent References:
| JP7118680A | ||||
| JP5039495A | ||||
| JP63304096A |
Other References:
EP/AW Performance Evaluation of Some Zinc Alkyl/Dialkyl/Alkylaryl-Dithiocarbamates in Four-Ball Tests,Lubrication Science,2004年,Vol.16, No.2, pp.195-203
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa