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Title:
REFRIGERATION CYCLE WORKING MEDIUM AND REFRIGERATION CYCLE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/199725
Kind Code:
A1
Abstract:
The present invention contains, as refrigerant components, difluoromethane and a fluoroalkene, such as 1,1,2-trifluoroethylene, that causes a disproportionation reaction, and contains at least difluoroiodomethane (CH2HI) as a disproportionation inhibitor that inhibits the disproportionation reaction of the fluoroalkene. The present invention may also further contain n-propane, 1,1,1-trifluoro-2-iodoethane, or trifluoroiodomethane (CF3I) as a disproportionation inhibitor.

Inventors:
HASHIMOTO TAKAHIKO
NAKANO YUKIO
KITAGAWA HIROTAKA
Application Number:
PCT/JP2021/005435
Publication Date:
October 07, 2021
Filing Date:
February 15, 2021
Export Citation:
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Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
F25B1/00; C09K5/04
Domestic Patent References:
WO2019031370A12019-02-14
Foreign References:
JP2020038014A2020-03-12
JP2018177966A2018-11-15
JP2014237828A2014-12-18
JP2017145380A2017-08-24
JP2018048271A2018-03-29
JP2018104565A2018-07-05
JP2018104566A2018-07-05
JP2019034983A2019-03-07
Attorney, Agent or Firm:
ARCO PATENT & TRADEMARK ATTORNEYS (JP)
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