Title:
冷媒を含む組成物、その使用、並びにそれを有する冷凍機及びその冷凍機の運転方法
Document Type and Number:
Japanese Patent JP7132532
Kind Code:
B2
Abstract:
The present disclosure provides a mixed refrigerant having four types of performance, i.e., an excellent coefficient of performance and refrigerating capacity that allow it to serve as an alternative refrigerant for R410A, a sufficiently low GWP, and non-flammability. Specifically, the present disclosure provides a composition comprising a refrigerant, the refrigerant comprising trifluoroiodomethane (CF3I) and difluoromethane (R32), wherein the contents of CF3I and R32 in the refrigerant are respectively 48 mass% ≥ CF3I ≥ 46 mass% and 54 mass% ≥ R32 ≥ 52 mass%, based on the total amount of CF3I and R32 taken as 100 mass%.
Inventors:
Itano Mitsuji
Kazuhiro Takahashi
Makoto Kuroki
Kazuhiro Takahashi
Makoto Kuroki
Application Number:
JP2021018494A
Publication Date:
September 07, 2022
Filing Date:
February 08, 2021
Export Citation:
Assignee:
Daikin Industries, Ltd.
International Classes:
C09K5/04; F25B1/00
Domestic Patent References:
| JP2016056340A | ||||
| JP2017145380A | ||||
| JP9059612A | ||||
| JP8277389A |
Foreign References:
| WO2020071380A1 |
Attorney, Agent or Firm:
Saegusa International Patent Office