Honeywell International Inc.

Christian Jungong

Haiyou Wang

Daniel C Merkel

Terris Yang

Hang Thanh Pham

Ryan J Hulse

Yuon Chiu

Richard Wilcox

Haluk Kopkalli

Pascal Bolomey

A method for conversion of a composition containing HCFO-1233zd(Z) and HCFC-244fa to form HCFO-1233zd(E) by reacting a mixture including HCFO-1233zd(Z) and HCFC-244fa in a vapor phase in the presence of a catalyst to simultaneously isomerize HCFC-1233zd(Z) to form HCFO-1233zd(E) and dehydrohalogenate HCFC-244fa to form HCFO-1233zd(E). The catalyst may be a chromium-based catalyst such as chromium trifluoride, chromium oxyfluoride, or chromium oxide, for example.

Process for catalytic conversion of mixtures of HCFO-1233zd(Z) and HCFC-244fa into HCFO-1233zd(E)

The present invention provides a process for producing hydrogen iodide. The process includes providing a vapor-phase reactant stream comprising hydrogen and iodine and reacting the reactant stream in the presence of a catalyst to produce a product stream comprising hydrogen iodide. The catalyst includes at least one selected from the group of nickel, cobalt, iron, nickel oxide, cobalt oxide, and iron oxide. The catalyst is supported on a support.

Integrated process and catalysts for manufacturing hydrogen iodide from hydrogen and iodine

A method for conversion of a composition containing HCFO-1233zd(Z) and HCFC-244fa to form HCFO-1233zd(E) by reacting a mixture including HCFO-1233zd(Z) and HCFC-244fa in a vapor phase in the presence of a catalyst to simultaneously isomerize HCFO-1233zd(Z) to form HCFO-1233zd(E) and dehydrohalogenate HCFC-244fa to form HCFO-1233zd(E). The catalyst may be a chromium-based catalyst such as chromium trifluoride, chromium oxyfluoride, or chromium oxide, for example.

The present disclosure provides azeotrope or azeotrope-like compositions including trifluoroiodomethane (CFI) and 1,1,1,2,2,3,3-heptafluoropropane (HFC-227ca), and a method of forming an azeotrope or azeotrope-like composition comprising the step of combining 1,1,1,2,2,3,3-heptafluoropropane (HFC-227ca) and trifluoroiodomethane (CFI) to form an azeotrope or azeotrope-like comprising 1,1,1,2,2,3,3-heptafluoropropane (HFC-227ca) and trifluoroiodomethane (CFI) having a boiling point of about &#x2212;24.46&#xb0; C.&#xb1;0.30&#xb0; C. at a pressure of about 14.40 psia&#xb1;0.30 psia.

Azeotrope or azeotrope-like compositions of trifluoroiodomethane (CFI) and 1,1,1,2,2,3,3,-heptafluoropropane (HFC-227ca)

The present disclosure provides azeotrope or azeotrope-like compositions including trifluoroiodomethane (CFI) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa), and a method of forming an azeotrope or azeotrope-like composition comprising the step of combining 1,1,1,3,3,3-hexafluoropropane (HFC-236fa) and trifluoroiodomethane (CFI) to form an azeotrope or azeotrope-like comprising 1,1,1,3,3,3-hexafluoropropane (HFC-236fa) and trifluoroiodomethane (CFI) having a boiling point of about &#x2212;22.70&#xb0; C.&#xb1;0.30&#xb0; C. at a pressure of about 14.30 psia&#xb1;0.30 psia.

Azeotrope or azeotrope-like compositions of trifluoroidomethane (CFI) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa)

The present disclosure provides a method for purifying trifluoroiodomethane. The method includes providing a process stream comprising trifluoroiodomethane, organic impurities, and acid impurities; reacting the process stream with a basic aqueous solution, the basic aqueous solution comprising water and at least one base selected from the group of an alkali metal carbonate and an alkali metal hydroxide; and separating at least some of the organic impurities from the process stream.

Processes for producing high-purity trifluoroiodomethane

The present disclosure provides a process for producing trifluoroiodomethane. The process includes providing a metal trifluoroacetate, an iodine source, a metal catalyst, and a solvent, and reacting the metal trifluoroacetate and the iodine source in the presence of the metal catalyst and the solvent to produce trifluoroiodomethane. The metal catalyst includes at least one selected from the group of ferrous chloride and zinc (II) iodide.

Processes for producing trifluoroiodomethane using metal trifluoroacetates

The present disclosure provides a process for producing trifluoroiodomethane by reacting trifluoroacetic acid, an iodine source, and a metal fluoride in the presence of a metal catalyst to produce trifluoroiodomethane.

Processes for producing trifluoroiodomethane using trifluoroacetic acid

The present disclosure provides a process for producing trifluoroiodomethane. The process includes providing a metal trifluoroacetate, iodine, a phase transfer catalyst, and an organic solvent, and reacting the metal trifluoroacetate and iodine in the presence of the phase transfer catalyst and the organic solvent to produce trifluoroiodomethane.

The present disclosure provides a process for producing trifluoroiodomethane. The process includes providing a metal trifluoroacetate, iodine monochloride, and a solvent, and reacting the metal trifluoroacetate and iodine monochloride in the presence of the solvent to produce trifluoroiodomethane.

The present disclosure provides a process for producing trifluoroiodomethane (CFI). The process may include providing a vapor-phase reactant stream comprising trifluoroacetic acid and iodine and reacting the reactant stream in the presence of a catalyst to produce a product stream comprising the trifluoroiodomethane. The catalyst includes silicon carbide.

Catalysts and integrated processes for producing trifluoroiodomethane

The present disclosure provides azeotrope or azeotrope-like compositions including trifluoroiodomethane (CFI) and hexafluoroacetone (HFA), and a method of forming an azeotrope or azeotrope-like composition comprising the step of combining hexafluoroacetone (HFA) and trifluoroiodomethane (CFI) to form an azeotrope or azeotrope-like comprising hexafluoroacetone (HFA) and trifluoroiodomethane (CFI) having a boiling point of about &#x2212;29.84&#xb0; C.&#xb1;0.30&#xb0; C. at a pressure of about 14.40 psia&#xb1;0.30 psia.

Azeotrope or azeotrope-like compositions of trifluoroiodomethane (CFI) and hexafluoroacetone (HFA)

The present disclosure provides azeotrope or azeotrope-like compositions including trifluoroiodomethane (CFI) and 1,1,3,3,3-pentafluoropropene (HFO-1225zc), and a method of forming an azeotrope or azeotrope-like composition comprising the step of combining 1,1,3,3,3-pentafluoropropene (HFO-1225zc) and trifluoroiodomethane (CFI) to form an azeotrope or azeotrope-like comprising 1,1,3,3,3-pentafluoropropene (HFO-1225zc) and trifluoroiodomethane (CFI) having a boiling point of about &#x2212;25.63&#xb0; C.&#xb1;0.30&#xb0; C. at a pressure of about 14.44 psia&#xb1;0.30 psia.

Azeotrope or azeotrope-like compositions of trifluoroiodomethane (CF3I) and 1,1,3,3,3,-pentafluoropropene (HFO-1225zc)

The present disclosure provides azeotrope or azeotrope-like compositions including trifluoroiodomethane (CFI) and hexafluoropropene (HFP), and a method of forming an azeotrope or azeotrope-like composition comprising the step of combining hexafluoropropene (HFP) and trifluoroiodomethane (CFI) to form an azeotrope or azeotrope-like comprising hexafluoropropene (HFP) and trifluoroiodomethane (CFI) having a boiling point of about &#x2212;31.21&#xb0; C.&#xb1;0.30&#xb0; C. at a pressure of about 14.21 psia&#xb1;0.30 psia.

Azeotrope or azeotrope-like compositions of trifluoroiodomethane (CF3I) and hexafluoropropene (HFP)

A method for producing 1,3,3,3-tetrafluoropropene (HFO-1234ze, or 1234ze) from 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd, or 1233zd). In one embodiment, HFO-1233zd is subjected to a disproportionation reaction in the presence of a catalyst at an elevated temperature to produce HFO-1234ze as well as 3,3-dichloro-1,1-difluoropropene (HCFO-1232zc). The catalyst may be at least one of a chromium oxyfluoride catalyst, a chromium oxide catalyst, or a metal fluoride catalyst. The reaction may be conducted in the vapor phase at a temperature between 100&#xb0; C. and 450&#xb0; C. Advantageously, in the present method, substantially no hydrogen fluoride (HF) is used as a reactant, and substantially no HF is produced as a product.

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Depew, NY, United States of America

Christian Jungong