HFO-1234ZE and HFO-1234YF compositions and processes for producing and using the compositions
A fluoropropene composition comprising Z-1,3,3,3-tetrafluoropropene, E-1,3,3,3-tetrafluoropropene, 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 0.001 to 1.0%. A method of producing the fluoropropene, methods for using the fluoropropene and the composition formed are also disclosed.
1. A fluoropropene composition comprises E-1,3,3,3,-tetrafluoropropene (HFO-1234ze(E)), Z-1,3,3,3-tetrafluoropropene (HFO-1234ze(Z)), 2,3,3,3-tetrafluoropropene (HFO-1234yf), and 1,1,1,2,2-pentafluoropropane (HFC-245cb), and additional members selected from E/Z-1-chloro-3,3,3-tetrafluoropropene (HCFO-1233zd (E/Z), 1,1-difluoromethane (HFC-152a), and 1,1,2,2-tetrafluoroethane (HFC-134), wherein based on the total weight of the composition HFO-1234ze(E) is present in an amount of between about 99.6 and about 99.9 mole percent, and the balance comprises HFO-1234yf, HFC-245cb, HCFO-1233zd (E/Z), HFC-152a, HFC-134, and HFO-1234ze(Z), of which between greater than 0.001 mole percent and 0.4 mole percent comprises HFO-1234yf.
2. The composition of claim 1 wherein the 2,3,3,3-tetrafluoropropene is present in an amount of 0.001 to 0.3 mol %.
3. The composition of claim 1 wherein the fluoropropene composition includes R-1233zd(Z) in an amount of 0.05 mole percent to 0.15 mole percent, based on the total fluoropropene composition.