HFO-1234ZE, HFO-1225ZC and HFO-1234YF compositions and processes for producing and using the compositions

Patent metadata

Field	Value
Publication number	US-11209196-B2
Application number	US-202117193021-A
Country	US
Kind code	B2
Filing date	Mar 5, 2021
Priority date	Oct 26, 2018
Publication date	Dec 28, 2021
Grant date	Dec 28, 2021

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.

First claim

What is claimed is:

1. A refrigerant 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 at least one member selected from the groups consisting of:
(a) R-143a, R-152a, TFP, R-1233xf, R-1233zd(E), R-1233zd(Z) 1224yd, 1224zc, 1326mxz, 113, 32, 23, trifluoropropyne, 1326mxz, HFC-245cb 1234zc, 1234yc, 1234ye, 134a, 1225ye (Z and E), 114, 124, and 236fa,
(b) R-143a, R-152a, TFP, R-1233xf, R-1233zd(E), R-1233zd(Z), 1224yd, 1224zc, 1326mxz, 113, 32, 23, trifluoropropyne, 1326mxz, and HFC-245cb, and
(c) HFC-1234ye, HFC-1243zf, HFC-32, HFC-125, HFC-134, HFC-134a, HFC-143a, HFC-152a, HFC-161, HFC-227ea, HFC-236ea, HFC-236fa, R1336mzz(E), propane, n-butane, isobutane, 2-methylbutane, n-pentane, cyclopentane, dimethylether, CF3SCF3, CO2, and CF3I; and
wherein the refrigerant composition comprises greater than about 99 wt. % E-1,3,3,3-tetrafluoropropene and less than about 1,000 ppm of Z-1,3,3,3-tetrafluoropropene.

2. The refrigerant of claim 1 wherein 2,3,3,3-tetrafluoropropene and 1,1,3,3,3-pentafluoropropene both being present and wherein the total amount of 1,1,3,3,3-pentafluoropropene and 2,3,3,3-tetrafluoropropene is less than 1.0 mol %.

3. The refrigerant of claim 1 wherein the 2,3,3,3-tetrafluoropropene is present in an amount of 0.1 to 0.9 mol %.

4. The refrigerant of claim 1 wherein the 2,3,3,3-tetrafluoropropene is present in an amount of 0.2 to 0.4 mol %.

5. The refrigerant of claim 1 wherein the 2,3,3,3-tetrafluoropropene is present in an amount of 0.3 to 0.4 mol %.

6. The refrigerant of claim 1 wherein the member comprises one or more of R-143a, R-152a, TFP, R-1233xf, R-1233zd(E), R-1233zd(Z) 1224yd, 1224zc, 1326mxz, 113, 32, 23, trifluoro propyne, 356mff, 1326mxz, HFC-245cb 1234zc, 1234yc, 1234ye, 134a, 1225ye (Z and E), 114, 124, and 236fa.

7. The refrigerant of claim 6 wherein the sum total of the amounts of R-143a, R-152a, TFP, R-1233xf, R-1233zd(E), R-1233zd(Z), 1224yd, 1224zc, 1326mxz, 113, 32, 23, trifluoro propyne, 356mff, 1326mxz, and HFC-245cb is between 0.001 mole percent and 2 mole percent, based on the total fluoropropene composition.

8. The refrigerant of claim 1 wherein the refrigerant includes R-1233zd(E) in an amount of 0.7 mole percent to 1.15 mole percent, based on the total fluoropropene composition.

9. The refrigerant of claim 1 wherein the refrigerant includes R-1233zd(Z) in an amount of 0.05 mole percent to 0.25 mole percent, based on the total fluoropropene composition.

10. The refrigerant of claim 1 wherein the refrigerant includes R-143a in an amount of 0.05 mole percent to 0.25 mole percent, based on the total fluoropropene composition.

11. The refrigerant of claim 1 wherein the refrigerant is near azeotropic.

12. The refrigerant of claim 1 wherein the member comprises at least one member selected from the group consisting of HFC-1234ye, HFC-1243zf, HFC-32, HFC-125, HFC-134, HFC-134a, HFC-143a, HFC-152a, HFC-161, HFC-227ea, HFC-236ea, HFC-236fa, HFC 365mfc, R1336mmz(E), propane, n-butane, isobutane, 2-methylbutane, n-pentane, cyclopentane, dimethylether, CF3SCF3, CO2, and CF3I.

13. A process for transferring heat, comprising:
providing an article;
contacting the article with a heat transfer media;

wherein the heat transfer media comprises the composition of claim 1 .

14. A refrigeration system, comprising:
an evaporator; a condenser;
a compressor;
an expansion device; and a heat transfer media;

wherein the heat transfer media comprises the composition of claim 1 .

15. The refrigerant of claim 1 wherein the member comprises one or more of R-143a, R-152a, TFP, R-1233xf, R-1233zd(E), R-1233zd(Z), 1224yd, 1224zc, 1326mxz, 113, 32, 23, trifluoropropyne, 1326mxz and HFC-245cb.

16. The refrigerant of claim 1 further comprising at least one lubricant.

17. The refrigerant of claim 1 wherein the member comprises of at least one of R-143a, R-152a, R-1233xf, R-1233zd(E), 1224yd, trifluoropropyne, HFC-245cb 1234zc, 134a, 1225ye (Z and E), 114, 124, and 236fa.

18. The refrigerant of claim 1 wherein the member comprises at least one of R-143a, R-152a, TFP, R-1233xf, R-1233zd(E), 1224yd, 32, trifluoropropyne, and HFC-245cb.

19. The refrigerant of claim 1 wherein the member comprises at least one of HFC-1243zf, HFC-32, HFC-125, HFC-134, HFC-134a, HFC-143a, HFC-152a, HFC-227ea, HFC-236fa, R1336mzz(E), propane, n-butane, isobutane, 2-methylbutane, n-pentane, cyclopentane, dimethylether, and CO 2 .

20. The refrigerant of claim 1 further comprising HFC-245fa.

Assignees

• Chemours Co Fc Llc

Inventors

• Peng Sheng
• Nappa Mario Joseph

Classifications

• C07C17/25 Primary

  by splitting-off hydrogen halides from halogenated hydrocarbons · CPC title

• F25B13/00 Primary

  Compression machines, plants or systems, with reversible cycle (defrosting cycles F25B47/02) · CPC title

• C07C17/357

  by dehydrogenation · CPC title

• C07C21/18

  containing fluorine · CPC title

• C07C19/08

  containing fluorine · CPC title