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Title:
LUBE BASE OIL, PROCESS FOR PRODUCTION THEREOF, AND LUBRICATING OIL COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2007/114132
Kind Code:
A1
Abstract:
A lube base oil characterized by having a saturated hydrocarbon content of 90% by mass or above, a content of cyclic saturated hydrocarbons in the whole saturated hydrocarbon of 40% by mass or below, a viscosity index of 110 or above, and an iodine number of 2.5. The base oil is excellent in viscosity temperature relationship, thermal stability and oxidation stability and when additives are added to the base oil, the additives can exert their functions at high levels. The base oil can be suitably used in various fields of lubricating oil and can lower the energy loss of devices when applied to the devices and attain energy saving, thus being very useful.

Inventors:
SANO TAKASHI (JP)
SHIRAHAMA SHINICHI (JP)
TAGAWA KAZUO (JP)
KOMIYA KENICHI (JP)
MATSUI SHIGEKI (JP)
KUROSAWA OSAMU (JP)
Application Number:
PCT/JP2007/056566
Publication Date:
October 11, 2007
Filing Date:
March 28, 2007
Export Citation:
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Assignee:
NIPPON OIL CORP (JP)
PETROLEUM ENERGY CENTER FOUND (JP)
SANO TAKASHI (JP)
SHIRAHAMA SHINICHI (JP)
TAGAWA KAZUO (JP)
KOMIYA KENICHI (JP)
MATSUI SHIGEKI (JP)
KUROSAWA OSAMU (JP)
International Classes:
C10M171/00; C10M101/02; C10M169/04; C10M177/00; C10M135/00; C10M137/00; C10M145/14; C10N20/00; C10N20/02; C10N30/00; C10N30/02; C10N30/06; C10N30/08; C10N30/10; C10N40/04; C10N40/25; C10N70/00
Domestic Patent References:
WO2006073198A12006-07-13
WO1998026030A11998-06-18
WO1999031113A11999-06-24
Foreign References:
JP2004521976A2004-07-22
JP2004521977A2004-07-22
JP2004522848A2004-07-29
JPH10510565A1998-10-13
JP2003505533A2003-02-12
JPH0192295A1989-04-11
JP2005537383A2005-12-08
JP2006502295A2006-01-19
JP2003041283A2003-02-13
JPH0436391A1992-02-06
JPS63223094A1988-09-16
JPH08302378A1996-11-19
JPH093463A1997-01-07
JPH0468082A1992-03-03
JPH04120193A1992-04-21
JP2003041283A2003-02-13
JP2004262979A2004-09-24
JP2004262980A2004-09-24
Other References:
See also references of EP 2009084A4
SAWA M.; NIWA M.; MURAKAMI Y., ZEOLITES, vol. 10, 1990, pages 532
KARGE H.G.; DONDUR V., J. PHYS. CHEM., vol. 94, 1990, pages 765
Attorney, Agent or Firm:
HASEGAWA, Yoshiki et al. (Ginza First Bldg. 10-6Ginza 1-chome, Chuo-k, Tokyo 61, JP)
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