Title:
USE AS REFRIGERANT IN COMPRESSOR, COMPRESSOR, AND REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/181125
Kind Code:
A1
Abstract:
According to the present invention, damage to a refrigerant circuit of a refrigeration cycle device due to a disproportionation reaction is minimized. This use as a refrigerant in a compressor is use as a refrigerant having a composition containing one, two, or more selected from the group consisting of ethylene-based fluoroolefins, 2,3,3,3-tetrafluoropropene (HFO-1234yf), and 1,3,3,3-tetrafluoropropene (HFO-1234ze), in a compressor (100) in which the temperature diffusion rate of at least one of a drive shaft (140), a front head (132), a rear head (138), a piston (136), a cylinder (134), and a bush (137), which serve as sliding members, is 1 m2/s or greater.
Inventors:
ITOU YUUKO
GOTO TOMOYUKI
YOSHIMURA TAKASHI
USUI TAKASHI
GOTO TOMOYUKI
YOSHIMURA TAKASHI
USUI TAKASHI
Application Number:
PCT/JP2022/001848
Publication Date:
September 01, 2022
Filing Date:
January 19, 2022
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
F04B39/00; C09K5/04; F04C29/00; F25B1/00
Domestic Patent References:
| WO2015136981A1 | 2015-09-17 | |||
| WO2015136977A1 | 2015-09-17 |
Foreign References:
| JP2010216639A | 2010-09-30 | |||
| JP2012215259A | 2012-11-08 | |||
| JP2018138867A | 2018-09-06 |
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (JP)
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