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Title:
LUBRICANT OIL COMPOSITION FOR COMPRESSION REFRIGERATOR
Document Type and Number:
WIPO Patent Application WO/2013/005645
Kind Code:
A1
Abstract:
The present invention is capable of providing a lubricant oil composition for a compression refrigerator having excellent heat/chemical stability even if used in a compression refrigerator using a saturated fluorinated hydrocarbon refrigerant having a low carbon number and a low global warming coefficient, by using a refrigerant including a C1-3 saturated fluorinated hydrocarbon that uses as a base oil an oxygen-containing organic compound comprising at least one type selected from a polyoxyalkylene glycol, a polyvinyl ether, a copolymer of poly(oxy) alkylene glycol and polyvinyl ether, a copolymer of a poly(oxy) alkylene glycol monoether and a polyvinyl ether, and a polyol ester, each having a hydroxyl group value of no more than 15 mgKOH/g.

Inventors:
MATSUMOTO TOMOYA (JP)
Application Number:
PCT/JP2012/066584
Publication Date:
January 10, 2013
Filing Date:
June 28, 2012
Export Citation:
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Assignee:
IDEMITSU KOSAN CO (JP)
MATSUMOTO TOMOYA (JP)
International Classes:
C10M101/00; C09K5/04; C10M105/38; C10M107/24; C10M107/34; C10N20/00; C10N20/02; C10N20/04; C10N30/08; C10N30/10; C10N40/30
Domestic Patent References:
WO2009101872A12009-08-20
WO2009101873A12009-08-20
WO2008153106A12008-12-18
WO2008130039A12008-10-30
WO1997011933A11997-04-03
Foreign References:
JP2010215756A2010-09-30
JP2006160781A2006-06-22
JPH08239679A1996-09-17
JPH06336594A1994-12-06
JPH05209171A1993-08-20
JP2001183020A2001-07-06
JPH02258896A1990-10-19
JPH02281098A1990-11-16
JPH02305893A1990-12-19
Other References:
See also references of EP 2727980A4
Attorney, Agent or Firm:
OHTANI, Tamotsu et al. (JP)
Tamotsu Otani (JP)
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