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US 2023/0272255 A1Published application
Refrigerant-containing composition, use thereof, refrigerator having said composition, and operating method for refrigerator
AssigneeDaikin Industries, Ltd.
InventorsMegumi KUSHIDA, Tsubasa NAKAUE
Life of this patent
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Abstract
An object of the present disclosure is to provide a novel mixed refrigerant. A composition comprising a refrigerant, wherein the refrigerant comprises HFC-143 and/or HCFO-1131, and further comprises a specific additional compound is provided to achieve the object.
Claims12
A composition comprising a refrigerant, the refrigerant comprising 1,1,2-trifluoroethane (HFC-143), wherein
- (1) the refrigerant further comprises a first additional compound and/or
- (2) the composition further comprises at least one compound selected from the group consisting of water, hydrogen chloride, and hydrogen fluoride, and the first additional compound is at least one compound selected from the group consisting of methane, tetrafluoroethane (HFC-14), difluoromethane (HFC-32), trans-1,2-difluoroethylene (HFO-1132(E)), cis-1,2-difluoroethylene (HFO-1132(Z)), 1,1-dichloro-1-fluoroethane (HCFC-141b), 1,1-dichloroethylene (HCO-1130a), trans-1,2-dichloroethylene (HCO-1130(E)), 1,2-dichloro-1-fluoroethylene (HCFO-1121), 1,1-dichloro-2-fluoroethylene (HCFO-1121a), 1,2-dichloro-1,1-difluoroethane (HCFC-132b), 1,1-dichloro-2,2-difluoroethane (HCFC-132a), 1,2-dichloro-1,2-difluoroethane (HCFC-132), cis-1,2-dichloroethylene (HCO-1130(Z)), 1,2,2-trichloro-1,1-difluoroethane (HCFC-122), 1,1,1-trichloroethane (HCC-140a), 1,1-dichloroethane (HCC-150a), 1,1,2-trichloro-1-fluoroethane (HCFC-131a), trichloroethylene (HCO-1120), 1,1,2-trichloro-2-fluoroethane (HCFC-131), 1,1,2-trichloroethane (HCC-140), 1,1,2,2-tetrachloro-1-fluoroethane (HCFC-121), tetrachloroethylene (HCO-1110), 1,1,1,2-tetrachloroethane (HCC-130a), 1,1,2,2-tetrachloroethane (HCC-130), 1,1,1,2,2-pentachloroethane (HCC-120), tetrachloromethane, 1,2,2-trichloro-1-fluoroethylene (HCFO-131a), 1-chloropropene, 2-chloropropene, 3-chloropropene, 1-chloro-2-fluoroethane (HCFC-151), 1-chloro-1-fluoroethane (HCFC-151a), 1,1,1-trichloro-2,2-difluoroethane (HCFC-122b), 1-chloroethylene (HCO-1140), and carbon dioxide.
A composition comprising a refrigerant, wherein
- the refrigerant comprises 1-chloro-2-fluoroethylene (HCFO-1131),
- (1) the refrigerant further comprises an additional compound and/or
- (2) the composition further comprises at least one compound selected from the group consisting of water, hydrogen chloride, and hydrogen fluoride,
- the additional compound is at least one compound selected from the group consisting of methane, HFC-14, trifluoromethane (HFC-23), 1,1-difluoroethylene (HFO-1132a), HFO-1132(E), 1,1,1-trifluoroethane (HFC-143a), HFO-1132(Z), 1,1,1,2-tetrafluoroethane (HFC-134a), chloromethane (CH3Cl), 1,1,2,2-tetrafluoroethane (HFC-134), HCFC-1113, 1-chloro-1-fluoroethylene (HFO-1131a), 1,1-difluoroethane (HFC-152a), 1-chloro-1,1-fluoroethane (HCFC-142b), 1-chloro-2,2,2-trifluoroethane (HFC-133a), 1-chloro-1,2,2-trifluoroethane (HFC-133), 1,1-chloro-2,2,2-trifluoroethane (HCFC-123), HCFC-141b, HCO-1130a, HCO-1130(E), 1-chloro-2,2-difluoroethane (HCFC-142), 1-chloro-1,2-difluoroethane (HCFC-142a), HCFO-1121, HCFO-1121a, HCFC-132b, HCFC-132a, HCFC-132, HCO-1130(Z), HCFC-122, HCC-140a, HCC-150a, HCFC-131a, HCO-1120, HCFC-131, HCC-140, HCFC-121, HCO-1110, HCC-130a, HCC-130, HCC-120 tetrachloromethane, HCFO-131a, 1-chloropropene, 2-chloropropene, 3-chloropropene, 1,2-dichloro-1-fluoroethylene (HCFO-141), HCFC-151, HCFC-151a, HCFC-122b, HCO-1140, 1-fluoroethylene (HFO-1141), and carbon dioxide, and
- HFO-1131 is present in an amount of 30 mass % or more based on the entire refrigerant.
2 more elements
Dependencies are inferred from the claim text.