abstract |
(57) [Summary] The present invention proposes a mixed refrigerant in which the problem of R410A is improved, and a refrigeration cycle device such as an air conditioner and a refrigerator using the mixed refrigerant. SOLUTION: This is a mixed refrigerant composed of propylene, difluoromethane and pentafluoroethane, and is more useful when used as a substitute refrigerant for R22 or R502. |