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Composition for heat cycle system, and heat cycle system

  • US 10,351,746 B2
  • Filed: 08/12/2016
  • Issued: 07/16/2019
  • Est. Priority Date: 02/20/2014
  • Status: Active Grant
First Claim
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1. A composition for a heat cycle system, comprising:

  • trifluoroethylene (HFO

         1123);

    difluoromethane; and

    1,3,3,3-tetrafluoropropene (HFO 1234ze);

    wherein a total amount of HFO-1123 and HFO 1234ze based on the entire amount of the composition is at least 70 mass %, andwherein a global warming potential of the composition according to the (100 years) Intergovernmental Panel on Climate Change (IPCC), Fourth assessment report, is less than 675.

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