US 12,168,637 B2
HFO-1234ZE and HFO-1234YF compositions and processes for producing and using the compositions
Sheng Peng, Hockessin, DE (US); and Mario Joseph Nappa, Leesburg, FL (US)
Assigned to THE CHEMOURS COMPANY FC, LLC, Wilmington, DE (US)
Filed by THE CHEMOURS COMPANY FC, LLC, Wilmington, DE (US)
Filed on May 31, 2023, as Appl. No. 18/203,865.
Application 18/203,865 is a division of application No. 17/270,654, granted, now 11,702,379, previously published as PCT/US2019/057999, filed on Oct. 25, 2019.
Claims priority of provisional application 62/750,991, filed on Oct. 26, 2018.
Prior Publication US 2023/0303468 A1, Sep. 28, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. C07C 21/18 (2006.01); C07C 17/358 (2006.01); C07C 17/383 (2006.01); C07C 19/08 (2006.01); C09K 5/04 (2006.01)
CPC C07C 17/358 (2013.01) [C07C 17/383 (2013.01); C07C 19/08 (2013.01); C07C 21/18 (2013.01); C09K 5/044 (2013.01); C09K 5/045 (2013.01); C09K 2205/122 (2013.01); C09K 2205/126 (2013.01); C09K 2205/22 (2013.01)] 3 Claims
 
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.