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Compositions containing tetrafluoropropene and carbon dioxide

  • US 8,623,808 B2
  • Filed: 08/05/2011
  • Issued: 01/07/2014
  • Est. Priority Date: 04/29/2004
  • Status: Expired due to Term
First Claim
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1. A composition comprising from about 1 to about 40 percent by weight of carbon dioxide (CO2) and from about 60 to about 99 percent by weight of one or more compounds of Formula I, XCF3(I), where X is a C2 unsaturated, substituted, alkyl radical.

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