Hfo-1234ze, hfo-1225zc and hfo-1234yf compositions and processes for producing and using the compositions
AssigneeThe Chemours Company Fc, LLC
InventorsSHENG PENG, Mario Joseph Nappa
Life of this patent
Estimating the term…
Abstract
A fluoropropene composition comprising Z-1,3,3,3-tetrafluoropropene, E-1,3,3,3-tetrafluoropropene, 1,1,3,3,3-pentafluoropropene, 2,3,3,3-tetrafluoropropene, and optionally 1,1,1,3,3-pentafluoropropane wherein the 2,3,3,3-tetrafluoropropene being present in an amount of 0.00001 to 1.0%. A method of producing the fluoropropene, methods for using the fluoropropene and the composition formed are also disclosed.
Claims17
1-20. (canceled)
A fluoropropene composition comprising E-1,3,3,3-tetrafluoropropene (HFO-E-1234ze), difluoromethane (HFC-32), 1,1, difluoromethane (HFC-152a) and (i) one or more additional compounds selected from HFC-125, HFC-134, HFC-134a, HFC-245cb, HFO-1225zc, HFO-1243zf and HFO-1234yf, wherein based on the total weight of the composition, between 5% by weight and 95% E-1,3,3,3-tetrafluoropropene is present, between 95% by weight and 5% by weight of HFC-32 and HFC-152a are present, and the total amount of the one or more additional compounds is between greater than 0 to less than about 1% by weight such that the total amount of the fluoropropene composition is 100%.
An E-1,3,3,3-tetrafluoropropene blend selected from:
- (a) one of R444A/B, R446A/B, R447B, R448A, R450A, R456, R459A/B, R460A/B/C, R464A, 515A and 515B, and further comprising at least one additional compound selected from HFO-Z-1234ze, HFC-245fa, HFC-236fa, HFO-E1225ye and 1225yeZ, or
- (b) of R444A/B, R446A/B, R447B, R448A, and one or more additional compound selected from HFC-125, HFC-134, HFC-134a, HFC-245cb, HFO-1225zc, HFO-1243zf and HFO-1234yf, and optionally HFO-Z-1234ze.
A refrigerant apparatus comprising one of a stationary refrigeration apparatus or mobile refrigeration apparatus containing:
- (a) a fluoropropene composition comprising E-1,3,3,3-tetrafluoropropene (HFO-E-1234ze), difluoromethane (HFC-32), 1,1,difluoromethane (HFC-152a) and (i) one or more additional compounds selected from HFC-125, HFC-134, HFC-134a, HFC-245cb, HFO-1225zc, HFO-1243zf and HFO-1234yf, wherein based on the total weight of the composition, between 5% by weight and 95% E-1,3,3,3-tetrafluoropropene is present, between 95% by weight and 5% by weight of HFC-32 and HFC-152a are present, and the total amount of the one or more additional compounds is between greater than 0 to less than about 1% by weight such that the total amount of the fluoropropene composition is 100%;
- (b) an E-1,3,3,3-tetrafluoropropene blend selected from one of R444A/B, R446A/B, R447B, R448A, R450A, R456, R459A/B, R460A/B/C, R464A, 515A and 515B, and further comprising at least one additional compound selected from HFO-Z-1234ze, HFC-245fa, HFC-236fa, HFO-E1225ye and 1225yeZ;
- or
- (c) an E-1,3,3,3-tetrafluoropropene blend selected from one of R444A/B, R446A/B, R447B, R448A, and one or more additional compound selected from HFC-125, HFC-134, HFC-134a, HFC-245cb, HFO-1225zc, HFO-1243zf and HFO-1234yf, and optionally HFO-Z-1234ze.
Dependencies are inferred from the claim text.