Title:
潤滑油組成物
Document Type and Number:
Japanese Patent JP5872946
Kind Code:
B2
Abstract:
Provided by the present invention is a lubricating oil composition having a low friction coefficient (traction coefficient) and a superior fluidity at low temperature, suitable as a transmission oil including an automatic transmission oil, by using a base oil which contains a mineral oil satisfying the conditions that (1) kinetic viscosity at 100°C is in the range of 5 mm 2 /s or more to 8 mm 2 /s or less, (2) viscosity index is 130 or more, and (3) %C P by a ring analysis (n-d-M method) is 80 or more.
Inventors:
Takekawa Daisuke
Application Number:
JP2012083135A
Publication Date:
March 01, 2016
Filing Date:
March 30, 2012
Export Citation:
Assignee:
IDEMITSU KOSAN CO.,LTD.
International Classes:
C10M101/02
Domestic Patent References:
| JP2008013677A | ||||
| JP2008013819A | ||||
| JP2008013686A | ||||
| JP2007284635A |
Attorney, Agent or Firm:
Tamotsu Otani
Masamichi Tohei
Masamichi Tohei