Title:
潤滑油組成物
Document Type and Number:
Japanese Patent JP7104576
Kind Code:
B2
Abstract:
To provide a lubricant composition having a suitable viscosity, showing little change in viscosity caused by a temperature difference, having good fluidity at a low temperature, and having an improved defoaming performance.SOLUTION: The lubricant composition comprising base oil and an antifoam agent (AF), is characterized in that the antifoam agent (AF) includes two or more kinds of those selected from a group consisting of dimethyl silicone antifoam agents (af1) and antifoam agents (af2) of weight average molecular weights (Mw) of 25000 or greater [excluding antifoam agents classified as a dimethyl silicone antifoaming agent (af1)].SELECTED DRAWING: None
Inventors:
Tsujimoto Teppei
Toru Hirano
Toru Hirano
Application Number:
JP2018127144A
Publication Date:
July 21, 2022
Filing Date:
July 03, 2018
Export Citation:
Assignee:
eneos corporation
International Classes:
C10M155/02; C10M157/10
Domestic Patent References:
| JP2000087065A | ||||
| JP2007106878A | ||||
| JP9176672A | ||||
| JP2007091768A | ||||
| JP9118892A | ||||
| JP2010116493A | ||||
| JP2014062250A | ||||
| JP2008074933A |
Foreign References:
| WO2017030204A1 | ||||
| US20140018267 | ||||
| WO2015025976A1 |
Attorney, Agent or Firm:
Sumio Tanai
Mitsuo Teramoto
Kenichi Kawabuchi
Mitsuo Teramoto
Kenichi Kawabuchi
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