Title:
REFRIGERATING MACHINE OIL AND WORKING FLUID COMPOSITION FOR REFRIGERATING MACHINE
Document Type and Number:
WIPO Patent Application WO/2014/112417
Kind Code:
A1
Abstract:
The present invention provides a refrigerating machine oil containing a base oil, a sulfide compound, and a gallic acid ester, the content of the sulfide compound being 0.01-2.0% by mass with respect to the total amount of the refrigerating machine oil, the content of the gallic acid ester being 10-500 ppm by mass, and the dynamic viscosity of the refrigerating machine oil at 40°C being 3-500 mm2/s.
Inventors:
SAITO MASANORI (JP)
SHIMPO HIROKO (JP)
ADEGAWA KUNIKO (JP)
SHIMPO HIROKO (JP)
ADEGAWA KUNIKO (JP)
Application Number:
PCT/JP2014/050152
Publication Date:
July 24, 2014
Filing Date:
January 08, 2014
Export Citation:
Assignee:
JX NIPPON OIL & ENERGY CORP (JP)
International Classes:
C10M141/08; C10M105/38; C10M107/24; C10M107/34; C10M129/74; C10M135/22; C10M135/30; C10M137/04; C10M169/04; F25B1/00; C10N20/02; C10N30/06; C10N30/08; C10N40/30
Foreign References:
JP2011162766A | 2011-08-25 | |||
JPS58103595A | 1983-06-20 | |||
JP2001226690A | 2001-08-21 | |||
JPS6239695A | 1987-02-20 | |||
JP2006169402A | 2006-06-29 | |||
JPH05171174A | 1993-07-09 | |||
JPH08157847A | 1996-06-18 | |||
JPH09189453A | 1997-07-22 |
Other References:
See also references of EP 2947136A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
Yoshiki Hasegawa (JP)
Yoshiki Hasegawa (JP)
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