Title:
WORKING FLUID, FREEZER, AND FREEZER OIL
Document Type and Number:
WIPO Patent Application WO/2022/114137
Kind Code:
A1
Abstract:
A working fluid comprising a refrigerant and a freezer oil and to be loaded in a refrigerant circulation system having a compressor, a condenser, an expansion mechanism, an evaporator, and an accumulator, wherein the refrigerant includes a hydrocarbon refrigerant having 2-4 carbon atoms, the mixed aniline point of the freezer oil is 20-50°C, the viscosity index of the freezer oil is at least 110, the amount of the refrigerant dissolved in the working fluid is at most 40 mass% at a temperature of 80°C and at an absolute pressure of 2.8 MPa, and the kinematic viscosity of the freezer oil is 200-3000 mm2/s at -10°C.
Inventors:
MIZUTANI YUYA (JP)
YAMAGUCHI KENTARO (JP)
OKAZAKI MOTOYA (JP)
OGATA HIDETOSHI (JP)
YAMAGUCHI KENTARO (JP)
OKAZAKI MOTOYA (JP)
OGATA HIDETOSHI (JP)
Application Number:
PCT/JP2021/043418
Publication Date:
June 02, 2022
Filing Date:
November 26, 2021
Export Citation:
Assignee:
ENEOS CORP (JP)
International Classes:
C10M171/02; C09K5/04; C10M137/00; F25B1/00; C10N20/00; C10N20/02; C10N30/00; C10N30/02; C10N30/06; C10N40/02; C10N40/30
Domestic Patent References:
| WO2020017522A1 | 2020-01-23 | |||
| WO2015140885A1 | 2015-09-24 | |||
| WO2019156126A1 | 2019-08-15 |
Foreign References:
| JP2010121927A | 2010-06-03 | |||
| JP2005325151A | 2005-11-24 | |||
| JP2008138135A | 2008-06-19 | |||
| JP2011043276A | 2011-03-03 | |||
| JP2002235664A | 2002-08-23 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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