| 摘要 |
The present invention relates to a mixed refrigerant comprised of materials including R_32, RC_270, and R_1234_ze, which can be used as a refrigerant (referred to as R) vapor compression-type refrigerating air conditioner. More specifically, the present invention relates to a ternary mixed refrigerant, which can substitute monochlorodifluoromethane (CHClF_2, referred to as R_22 or HCFC_22) which has been widely used in a domestic air conditioner or in a commercial refrigerating air conditioner so far. |
