Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 17, 2015
0Patent Application Number
135783360
Date Filed
February 14, 2011
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention provides a heat transfer composition consisting essentially of from about 62 to about 78% by weight trans-1,3,3,3-tetrafluoropropene (R-1234ze(E)) and from about 22 to about 38% by weight of 1,1-difluoroethane (R-152a). The invention also provides a heat transfer composition comprising from about 20 to about 40% by weight R-152a, from about 5 to about 55% R-134a, and from about 5 to about 75% by weight R-1234ze(E).
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