Heat transfer compositions
First Claim
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1. A heat transfer composition comprising:
- (i) from about 10 to about 95% by weight R-1234ze(E);
(ii) from about 2 to about 30% by weight R-744; and
(iii) from about 3 to about 60% by weight of a third component comprising R-161.
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Abstract
The invention provides a heat transfer composition comprising (i) a first component selected from trans-1,3,3,3-tetrafluoropropene (R-1234ze(E)), cis-1,3,3,3-tetrafluoropropene (R-1234ze(Z)) and mixtures thereof; (ii) carbon dioxide (R-744); and (iii) a third component selected from 1,1-difluoroethane (R-152a), fluoroethane (R-161), and mixtures thereof.
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51 Claims
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1. A heat transfer composition comprising:
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(i) from about 10 to about 95% by weight R-1234ze(E); (ii) from about 2 to about 30% by weight R-744; and (iii) from about 3 to about 60% by weight of a third component comprising R-161. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51)
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Specification