US 12,319,864 B2
Composition including refrigerant, use therefor, refrigerator comprising same, and method for operating said refrigerator
Mitsushi Itano, Osaka (JP); Shun Ohkubo, Osaka (JP); and Daisuke Karube, Osaka (JP)
Assigned to DAIKIN INDUSTRIES, LTD., Osaka (JP)
Filed by DAIKIN INDUSTRIES, LTD., Osaka (JP)
Filed on Dec. 16, 2021, as Appl. No. 17/553,045.
Application 17/553,045 is a continuation of application No. PCT/JP2020/024172, filed on Jun. 19, 2020.
Claims priority of application No. 2019-114160 (JP), filed on Jun. 19, 2019; and application No. 2020-073959 (JP), filed on Apr. 17, 2020.
Prior Publication US 2022/0106512 A1, Apr. 7, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. C09K 5/04 (2006.01); F25B 13/00 (2006.01)
CPC C09K 5/045 (2013.01) [F25B 13/00 (2013.01); C09K 2205/126 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A composition comprising a refrigerant, the refrigerant comprising trans-1,2-difluoroethylene (HFO-1132(E)) and 1,3,3,3-tetrafluoropropene (R1234ze),
wherein the refrigerant contains HFO-1132(E) in an amount of 35.3 to 38.4 mass %, and R1234ze in an amount of 64.7 to 61.6 mass %, based on the total amount of HFO-1132(E) and R1234ze.