Title:
ギヤ油用潤滑油組成物
Document Type and Number:
Japanese Patent JP6444219
Kind Code:
B2
Abstract:
Disclosed is a lubricating oil composition for gear oil, comprising a lubricating base oil having a kinematic viscosity at 40° C. of 140 to 350 mm2/s, a copolymer of an α-olefin and an ester monomer having a polymerizable unsaturated bond, a performance additive containing phosphorus and sulfur, and a poly(meth)acrylate pour-point depressant.
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Inventors:
Hitoshi Komatsubara
Application Number:
JP2015038758A
Publication Date:
December 26, 2018
Filing Date:
February 27, 2015
Export Citation:
Assignee:
jxtg energy corporation
International Classes:
C10M161/00
Domestic Patent References:
| JP2011529513A | ||||
| JP2008208212A | ||||
| JP2011190377A | ||||
| JP2007039480A | ||||
| JP2006152166A | ||||
| JP2011121990A | ||||
| JP2010508422A | ||||
| JP2013249461A | ||||
| JP2001303086A |
Foreign References:
| WO2013147162A1 | ||||
| WO1995009904A1 | ||||
| US20140187457 |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Yoshinori Shimizu
Hiroyuki Hirano
Yoshiki Kuroki
Yoshinori Shimizu
Hiroyuki Hirano