HEAT TRANSFER COMPOSITIONS OF HYDROFLUOROCARBONS AND A TETRAFLUOROPROPENE
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Nov 14, 2014
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Nov 25, 2013
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The present invention relates to heat transfer compositions comprising 1,3,3,3-tetrafluoropropene, difluoromethane, pentafluoroethane, and 1,1,2,2-tetrafluoroethane for use in refrigeration, air-conditioning, heat pump systems, chillers, and other heat transfer applications. The inventive heat transfer compositions can possess reduced global warming potential while providing good capacity and performance.
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