Title:
REFRIGERATOR OIL, AND WORKING FLUID COMPOSITION FOR REFRIGERATOR
Document Type and Number:
WIPO Patent Application WO/2021/200043
Kind Code:
A1
Abstract:
One aspect of the present invention provides a refrigerator oil which contains: an ester-based base oil; at least one type of epoxy compound selected from between an alkyl glycidyl ether and an aryl glycidyl ether; and a phenol-based antioxidant. The content of the epoxy compound is 0.7 mass% or more based on the entire amount of the refrigerator oil. The refrigerator oil is used together with a refrigerant such as trifluoroiodomethane.
Inventors:
NAGAI SATOSHI (JP)
NAKAJIMA TATSUKI (JP)
MIZUTANI YUYA (JP)
OGATA HIDETOSHI (JP)
NAKAJIMA TATSUKI (JP)
MIZUTANI YUYA (JP)
OGATA HIDETOSHI (JP)
Application Number:
PCT/JP2021/010142
Publication Date:
October 07, 2021
Filing Date:
March 12, 2021
Export Citation:
Assignee:
ENEOS CORP (JP)
International Classes:
C10M169/04; C09K5/04; C10M105/32; C10M129/10; C10M129/18; C10N30/00; C10N40/30
Foreign References:
| JP2020034260A | 2020-03-05 | |||
| JP2010509488A | 2010-03-25 | |||
| JP2000309791A | 2000-11-07 | |||
| JP2019527285A | 2019-09-26 | |||
| JP2002129177A | 2002-05-09 | |||
| JPH0245337B2 | 1990-10-09 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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