Title:
Lubricating oil base oil, a manufacturing method for the same, and a lubricating oil composition
Document Type and Number:
Japanese Patent JP6190091
Kind Code:
B2
Abstract:
The lubricating base oil of the invention is characterized by having an urea adduct value of not greater than 4 % by mass and a viscosity index of 100 or greater. The process for production of a lubricating base oil according to the invention is characterized by comprising a step of hydrocracking/hydroisomerization of a stock oil containing normal paraffins, until the obtained treatment product has an urea adduct value of not greater than 4 % by mass and a viscosity index of 100 or greater. A lubricating oil composition according to the invention is characterized by comprising the lubricating base oil of the invention.
Inventors:
Issei Tagawa
Shinichi Shirahama
Masahiro Taguchi
Shinichi Shirahama
Masahiro Taguchi
Application Number:
JP2009509113A
Publication Date:
August 30, 2017
Filing Date:
March 25, 2008
Export Citation:
Assignee:
jxtg energy corporation
International Classes:
C10M171/02; C10G65/12; C10M101/02; C10M105/04
Domestic Patent References:
| JP5508876A | ||||
| JP2002503752A | ||||
| JP30624B1 | ||||
| JP313928B1 | ||||
| JP4519183B1 | ||||
| JP2006502303A |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Yoshinori Shimizu
Hiroyuki Hirano
Hiroto Kido
Masato Ikeda
Yoshiki Kuroki
Yoshinori Shimizu
Hiroyuki Hirano
Hiroto Kido
Masato Ikeda