| abstract |
A composition for a refrigerator comprising a mixed refrigerant and a refrigerating machine oil containing a base oil (P), wherein the mixed refrigerant contains a saturated fluorinated hydrocarbon compound (HFC) and an unsaturated fluorinated hydrocarbon compound (HFO), and the saturated fluorinated hydrocarbon compound (HFO) The compound (HFC) contains at least difluoromethane (R32) and 1,1,1,2,2-pentafluoroethane (R125) in a specific content, and the base oil (P) is It contains at least one selected from the group consisting of terts (PVE), polyalkylene glycols (PAG), and polyol esters (POE), and the hydroxyl value of the base oil (P) is 15 mgKOH/g or less, frozen It relates to a composition for use. |