Refrigerant
AssigneeDaikin Industries, Ltd.
InventorsYukio Omure, Masahiro Noguchi, Katsuki Fujiwara
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Abstract
The invention provides a refrigerant comprising a mixture of three compounds selected from the group consisting of hydrofluorocarbons represented by the formula ClHmFn (1) wherein when l is 1, m is an integer of 1 or 2, n is an integer of 2 or 3 and m+n=4; when l is 2, m is an integer of 1 to 4, n is an integer of 2 to 5 and m+m=6; and when l is 3, m is an integer of 1 to 3, n is an integer of 5 to 7 and m+n=8.
Claims2
A ternary blended refrigerant consisting of HFC-134a, HFC-125 and HFC-143a having the following composition by weight:
- 0%<HFC-134a<20
- 0%<HFC-125<100%
- 0%<HFC-143a<100%.
A refrigerator comprising an evaporator, condenser and a ternary blended refrigerant, said ternary blended refrigerant consisting of HFC-134a, HFC-125 and HFC-143a having the following composition by weight:
- 0%<HFC-134a<20
- 0%<HFC-125<100%
- 0%<HFC-143a<100%.
Dependencies are inferred from the claim text.