| Patent application number | Description | Published |
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| 20080283794 | HEAT TRANSFER AND REFRIGERANT COMPOSITIONS COMPRISING 3,3,4,4,5,5,6,6,6-NONAFLUORO-1-HEXENE AND A FLUOROETHER - Disclosed herein are 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene compositions for use in refrigeration and air conditioning systems, particularly in centrifugal compressor systems. Also disclosed are 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene in combination with fluoroethers, which are azeotropic or near azeotropic. | 11-20-2008 |
| 20080315149 | HEAT TRANSFER AND REFRIGERANT COMPOSITIONS COMPRISING 3,3,4,4,5,5,6,6,6-NONAFLUORO-1-HEXENE AND A HYDROCARBON - The present invention relates to: | 12-25-2008 |
| 20090012335 | Method of Hydrodechlorination to Produce Dihydrofluorinated Olefins - Disclosed herein is a process for the preparation of fluorine-containing olefins comprising contacting a chlorofluoroalkene with hydrogen in the presence of a catalyst at a temperature sufficient to cause replacement of the chlorine substituents with hydrogen. Also disclosed is a catalyst composition for the hydrodechlorination of chlorofluoroalkenes comprising copper metal deposited on a support. | 01-08-2009 |
| 20090012336 | Selectively Reacting Olefins Having a Terminal CF2 Group in A Mixture - A process is disclosed for reducing the mole ratio of (1) compounds of the formula Y | 01-08-2009 |
| 20090018375 | COPRODUCTION OF HYDROFLUOROOLEFINS - Disclosed is a process for the co-manufacture of the hydrofluoroolefins HFC-1225ye and HFC-1234yf. The process comprises contacting a blend of 1,1,1,2,3,3-hexafluoropropane and 1,1,1,2,3-pentafluoropropane at a temperature of from about 200° C. to about 500° C. with a catalyst, optionally in the presence of an inert gas. The catalyst includes, but is not limited to, aluminum fluoride; fluorided alumina; metals on aluminum fluoride; metals on fluorided alumina; oxides, fluorides, and oxyfluorides of magnesium, zinc and mixtures of magnesium and zinc and/or aluminum; lanthanum oxide and fluorided lanthanum oxide; chromium oxides, fluorided chromium oxides, and cubic chromium trifluoride; carbon, acid-washed carbon, activated carbon, three dimensional matrix carbonaceous materials; and metal compounds supported on carbon. The metal compounds are oxides, fluorides, and oxyfluorides of at least one metal selected from the group consisting of sodium, potassium, rubidium, cesium, yttrium, lanthanum, cerium, praseodymium, neodymium, samarium, chromium, iron, cobalt, rhodium, nickel, copper, zinc, and mixtures thereof. The product hydrofluoroolefins are separated from unreacted hydrofluorocarbons and hydrogen fluoride. In another embodiment, the unreacted hydrofluorocarbons optionally may be recirculated back through the process. | 01-15-2009 |
| 20090056349 | COMPOSITIONS COMPRISING 3,3,4,4,5,5,6,6,6-NONAFLUORO-1-HEXENE - Disclosed herein are 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene compositions for use in refrigeration and air conditioning systems, particularly in centrifugal compressor systems. Also disclosed are 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene in combination with at least one bromofluorocarbon, ketones, alcohols, chlorocarbons, ethers, esters, 4-chloro-1,1,2,3,3,4-hexafluorobutene, N-(difluoromethyl)-N,N-dimethylamine, or mixtures thereof, which are azeotropic or near azeotropic. | 03-05-2009 |
| 20090120619 | METHOD FOR EXCHANGING HEAT IN VAPOR COMPRESSION HEAT TRANSFER SYSTEMS - The present disclosure relates to a method for exchanging heat in a vapor compression heat transfer system. In particular, it relates to use of an intermediate heat exchanger to improve performance of a vapor compression heat transfer system utilizing a working fluid comprising at least one fluoroolefin. In addition, the present disclosure relates to a vapor compression heat transfer system comprising an intermediate heat exchanger in combination with a dual-row evaporator or a dual-row condenser, or both. | 05-14-2009 |
| 20090127496 | Tetrafluoropropene Production Processes - A process is disclosed for the manufacture of CF | 05-21-2009 |
| 20090143604 | Synthesis of hydrofluoroalkanols and hydrofluoroalkenes - Described herein is a process for the manufacture of hydrofluoroalkanols of the structure R | 06-04-2009 |
| 20090156869 | PROCESSES FOR THE SYNTHESIS OF 2-CHLORO-1,1,1,3,3,4,4,4-HEPTAFLUORO-2-BUTENE AND HEXAFLUORO-2-BUTYNE - Disclosed is a process comprising reacting CF | 06-18-2009 |
| 20090240089 | METHOD OF HYDRODECHLORINATION TO PRODUCE DIHYDROFLUORINATED OLEFINS - Disclosed herein is a process for the preparation of fluorine-containing olefins comprising contacting a chlorofluoroalkene with hydrogen in the presence of a catalyst at a temperature sufficient to cause replacement of the chlorine substituents with hydrogen. Also disclosed is a catalyst composition for the hydrodechlorination of chlorofluoroalkenes comprising copper metal deposited on a support. | 09-24-2009 |
| 20090264689 | Tetrafluoropropene Production Processes - A process is disclosed for producing 2,3,3,3-tetrafluoropropene and 1,3,3,3-tetrafluoropropene. The process involves pyrolyzing 1,1,1,2,3-pentafluoropropane. | 10-22-2009 |
| 20090264690 | 1,2,3,3,3-Pentafluoropropene Production Processes - A process is disclosed for making CF | 10-22-2009 |
| 20090267022 | PROCESS AND METHODS OF PURIFICATION FOR THE MANUFACTURE FLUOROCARBONS - Halocarbons of the structure CF | 10-29-2009 |
| 20090278075 | COMPOSITIONS COMPRISING 1,1,1,2,3-PENTAFLUOROPROPANE OR 2,3,3,3- TETRAFLUOROPROPENE - Disclosed are compositions comprising HFC-245eb and at least one additional compound selected from the group consisting of HFO-1234ze, HFC-245fa, HFC-236cb, HFC-236ea, HFC-236fa, HFC-227ea, HFC-227ca, HFO-1225yc, HFO-1225zc, HFO-1225ye, methane, ethane, propane, HFC-23, HFC-143a, HFC-134, HFC-134a, FC-1216, HFO-1234yf, HFC-254eb, HFO-1243zf, and HFC-254fb. Compositions comprising HFC-245eb are useful in processes to make HFO-1234yf. Also disclosed are compositions comprising HFO-1 234yf and at least one additional compound selected from the group consisting of HFO-1234ze, HFC-254eb, HFC-254fb, HFO-1243zf, HFCHFC-245eb, HFC-245fa, HFC-245cb, HFC-236cb, HFC-236ea, HFC-236fa, HFC-227ea, HFC-227ca, HFO-1225yc, HFO-1225zc, HFO-1225ye, methane, ethane, propane, HFC-23, HFC-134, HFC-134a, HFO-1132a and FC-1216. Compositions comprising HFO-1234yf are useful as heat transfer compositions for use in refrigeration, air-conditioning and heat pump systems. | 11-12-2009 |
| 20090299108 | CATALYTIC ADDITION OF HYDROFLUOROCARBONS TO FLUOROOLEFINS - A process is disclosed for making RR | 12-03-2009 |
| 20090306438 | 1,2,3,3,3-PENTAFLUOROPROPENE PRODUCTION PROCESSES - The present disclosure relates to a new and efficient manufacturing process for the production of HFC-1225ye. The process involves contacting at least one hexafluoropropane selected from the group consisting of 1,1,1,2,2,3-hexafluoropropane and 1,1,1,2,3,3-hexafluoropropane with a suitable catalyst in a reactor to obtain a product mixture containing HFC-1225ye (1,2,3,3,3-pentafluoropropene) where the pressure in the reactor ranges from about 0.5 psig to about 100 psig. | 12-10-2009 |
| 20100004492 | Catalytic Production Processes for Making Tetrafluoropropenes and Pentafluoropropenes - A process is disclosed for making CF | 01-07-2010 |
| 20100010277 | Catalytic Isomerization Between E and Z Isomers of 1,2,3,3,3-Pentafluoropropene - A process is disclosed to increase the Z/E ratio of 1,2,3,3,3-pentafluoropropene. The process involves contacting a starting material comprising 1,2,3,3,3-pentafluoropropene with a catalyst on AlF | 01-14-2010 |
| 20100025620 | PROCESSES FOR PRODUCING AND COMPOSITIONS COMPRISING 2,3,3,3-TETRAFLUOROPROPENE AND/OR 1,2,3,3- TETRAFLUOROPROPENE - A process is disclosed for making CF | 02-04-2010 |
| 20100032610 | COMPOSITIONS COMPRISING 1,2,3,3,3-PENTAFLUOROPROPENE WITH Z- AND E-ISOMER RATIO OPTIMIZED FOR REFRIGERATION PERFORMANCE - Azeotropic or near-azeotropic compositions are disclosed comprising about 0.1 weight percent to about 99.9 weight percent Z-1,2,3,3,3-pentafluoropropene (Z-1225ye) and about 99.9 weight percent to about 0.1 weight percent E-1,2,3,3,3-pentafluoropropene (E-1225ye). | 02-11-2010 |
| 20100076231 | PROCESSES FOR PRODUCING 2,3,3,3-TETRAFLUOROPROPENE, A PROCESS FOR PRODUCING 1-CHLORO-2,3,3,3-PENTAFLUOROPROPANE AND AZEOTROPIC COMPOSITIONS OF 1-CHLORO-2,3,3,3-TETRAFLUOROPROPENE WITH HF - A process is disclosed for making CH | 03-25-2010 |
| 20100090155 | THIOL AND THIOETHER STABILIZERS FOR FLUOROOLEFINS - The present disclosure relates to compositions comprising at least one fluoroolefin and an effective amount of a stabilizer comprising at least one thiol or thioether, or mixtures thereof. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants. | 04-15-2010 |
| 20100090156 | COMPOSITIONS COMPRISING 2,3,3,3-TETRAFLUOROPROPENE, 2-CHLORO-2,3,3,3-TETRAFLUOROPROPANOL, 2-CHLORO-2,3,3,3-TETRAFLUORO-PROPYL ACETATE OR ZINC (2-CHLORO-2,3,3,3-TETRAFLUOROPROPOXY) CHLORIDE - Compositions comprising CF | 04-15-2010 |
| 20100105967 | CONVERSION OF 2-CHLORO-1,1,1,2-TETRAFLUOROPROPANE TO 2,3,3,3-TETRAFLUOROPROPENE - Described is a method for producing fluoropropenes of formula CF | 04-29-2010 |
| 20100121115 | DEHYDROFLUORINATION PROCESS TO MANUFACTURE HYDROFLUOROOLEFINS - Disclosed is a process for the manufacture of hydrofluoroolefins of the structure CF | 05-13-2010 |
| 20100127208 | COMPOSITIONS COMPRISING FLUOROOLEFINS AND USES THEREOF - The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin compositions of the present invention may be used to replace currently used refrigerant or heat transfer fluid compositions that have higher global warming potential. | 05-27-2010 |
| 20100132387 | COMPOSITIONS COMPRISING FLUOROOLEFINS AND USES THEREOF - The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin compositions of the present invention may be used to replace currently used refrigerant or heat transfer fluid compositions that have higher global warming potential. | 06-03-2010 |
| 20100152093 | SOLVENT COMPOSITIONS COMPRISING UNSATURATED FLUORINATED HYDROCARBONS - This invention relates to cleaning compositions comprising unsaturated fluorinated hydrocarbons. The invention further relates to use of said cleaning compositions in methods to clean, degrease, deflux, dewater, and deposit fluorolubricant. The invention further relates to novel unsaturated fluorinated hydrocarbons and their use as cleaning compositions and in the methods listed above. | 06-17-2010 |
| 20100160696 | METHOD OF HYDRODECHLORINATION TO PRODUCE DIHYDROFLUORINATED OLEFINS - Disclosed is a process for the preparation of fluorine-containing olefins comprising contacting a chlorofluoroalkene with hydrogen in the presence of a catalyst at a temperature sufficient to cause replacement of the chlorine substituents of the chlorofluoroalkene with hydrogen to produce a fluorine-containing olefin, wherein said catalyst is a composition comprising chromium, nickel and optionally an alkali metal selected from potassium and cesium. Also disclosed are catalyst compositions for the hydrodechlorination of chlorofluoroalkenes comprising copper, nickel, and an alkali metal selected from potassium and cesium, and methods of making such catalysts. | 06-24-2010 |
| 20100189885 | SOLVENT COMPOSITIONS COMPRISING UNSATURATED FLUORINATED HYDROCARBONS - Disclosed is a method for removing residue from a surface comprising: contacting the surface with a composition comprising at least one unsaturated fluorinated hydrocarbon selected from the group consisting of compounds having the formula E- or Z—R | 07-29-2010 |
| 20100197979 | Catalytic Isomerization Between E and Z Isomers of 1,2,3,3,3 Pentafluoropropene Using Aluminum Catalyst - A starting material comprising 1,2,3,3,3-pentafluoropropene is contacted with an aluminum chlorofluoride (AlCl | 08-05-2010 |
| 20100197980 | Catalytic Isomerization Between E and Z Isomers of 1,2,3,3,3 Pentafluoropropene Using Aluminum Catalyst - Disclosed herein is a process comprising: contacting a starting material comprising 1,2,3,3,3-pentafluoropropene in the vapor phase with an aluminum catalyst to obtain a final product, wherein the Z/E ratio of 1,2,3,3,3-pentafluoropropene of the final product is increased or decreased relative to the Z/E ratio of 1,2,3,3,3-pentafluoropropene in said starting material. | 08-05-2010 |
| 20100200798 | Tetrafluoropropene Production Processes - A process is disclosed for the manufacture of CF | 08-12-2010 |
| 20100203167 | AZEOTROPE COMPOSITIONS COMPRISING DECAFLUOROPENTANE AND HYDROGEN FLUORIDE AND USES THEREOF - Disclosed herein are azeotrope compositions comprising 1,2,3,3,3-pentafluoropropene and hydrogen fluoride. The azeotrope compositions are useful in processes to produce and in processes to purify 1,2,3,3,3-pentafluoropropene. Additionally, disclosed herein are azeotrope and near-azeotrope compositions comprising 1,1,1,2,3,4,4,5,5,5-decafluoropentane and hydrogen fluoride. | 08-12-2010 |
| 20100268001 | PROCESS FOR THE PREPARATION OF HALO-OLEFINS - Described is a process for preparing a halo-olefin comprising contacting a halogenated hydrocarbon with a metal dehalogenating agent, in a solvent, in the presence of a phase transfer catalyst, under conditions sufficient to dehalogenate said halogenated hydrocarbon to produce a product stream comprising said halo-olefin. In one embodiment, the halogenated hydrocarbon is trifluorotrichloroethane and the halo-olefin is chlorotrifluoroethylene. | 10-21-2010 |
| 20100288965 | TERPENE, TERPENOID, AND FULLERENE STABILIZERS FOR FLUOROOLEFINS - The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be a terpene, terpenoid or fullerene; or a mixture of a terpene, terpenoid or fullerene with other stabilizers. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers, and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants. | 11-18-2010 |
| 20100288966 | ASCORBIC ACID, TEREPHTHALATE AND NITROMETHANE STABILIZERS FOR FLUOROOLEFINS - The present disclosure relates to compositions comprising at least one fluoroolefin and an effective amount of a stabilizer comprising at least one ascorbic acid, terephthalate, or nitromethane, or mixtures thereof. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants. | 11-18-2010 |
| 20100301259 | PHOSPHORUS-CONTAINING STABILIZERS FOR FLUOROOLEFINS - The present disclosure relates to compositions comprising at least one fluoroolefin and an effective amount of a stabilizer comprising at least one phosphorus-containing compound selected from the group consisting of thiophosphates, butylated triphenylphosphorothionates, and organophosphates. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants. | 12-02-2010 |
| 20100320412 | PROCESSES FOR PRODUCING 2,3,3,3-TETRAFLUOROPROPENE AND/OR 1,2,3,3-TETRAFLUOROPROPENE - A process is disclosed for making CF | 12-23-2010 |
| 20110028769 | PROCESS FOR MAKING 1,1,1,4,4,4-HEXAFLUORO-2-BUTENE - A process is disclosed for making 1,1,1,4,4,4-hexafluoro-2-butene. The process involves reacting 2,2-dichloro-1,1,1-trifluoroethane with copper in the presence of an amide solvent and 2,2′-bipyridine. A process is also disclosed for making 1,1,1,4,4,4-hexafluoro-2-butene. The process involves reacting 2,2-dichloro-1,1,1-trifluoroethane with copper in the presence of an amide solvent and a Cu(I) salt. A process is further disclosed for making 1,1,1,4,4,4-hexafluoro-2-butene. The process involves reacting 2,2-dichloro-1,1,1-trifluoroethane with copper in the presence of an amide solvent, 2,2′-bipyridine and a Cu(I) salt. | 02-03-2011 |
| 20110031436 | COMPOSITIONS COMPRISING 2,3-DICHLORO-1,1,1-TRIFLUOROPROPANE, 2-CHLORO-1,1,1-TRIFLUOROPROPENE, 2-CHLORO-1,1,1,2-TETRAFLUOROPROPANE OR 2,3,3,3-TETRAFLUOROPROPENE - Disclosed are compositions comprising HCFC-243db, HCFO-1233xf, HCFC-244db and/or HFO-1234yf and at least one additional compound. For the composition comprising 1234yf, the additional compound is selected from the group consisting of HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, ethylene, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC-254fb, HCFC-1131, HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, and HFC-227ca. Compositions comprising HCFC-243db, HCFO-1233xf, and/or HCFC-244db are useful in processes to make HFO-1234yf. Compositions comprising HFO-1234yf are useful, among other uses, as heat transfer compositions for use in refrigeration, air-conditioning and heat pump systems. | 02-10-2011 |
| 20110041530 | AMINE STABILIZERS FOR FLUOROOLEFINS - The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be an amine or a mixture of an amine with other stabilizers. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers, and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants. | 02-24-2011 |
| 20110041878 | Solvent Compositions Comprising Unsaturated Fluorinated Hydrocarbons - Disclosed is a method for removing residue from a surface comprising: contacting the surface with a composition comprising at least one unsaturated fluorinated hydrocarbon selected from the group consisting of compounds having the formula E- or Z—R | 02-24-2011 |
| 20110118512 | PROCESSES FOR PRODUCTION AND PURIFICATION OF HYDROFLUOROOLEFINS - Disclosed herein are processes for the production of hydrofluoroolefins by dehydrofluorination. Also disclosed herein are processes for separation of hydrofluoroolefins from hydrofluorocarbons and from hydrogen fluoride. | 05-19-2011 |
| 20110237488 | SOLVENT COMPOSITIONS COMPRISING UNSATURATED FLUORINATED HYDROCARBONS - This invention relates to cleaning compositions comprising unsaturated fluorinated hydrocarbons. The invention further relates to use of said cleaning compositions in methods to clean, degrease, deflux, dewater, and deposit fluorolubricant. The invention further relates to novel unsaturated fluorinated hydrocarbons and their use as cleaning compositions and in the methods listed above. | 09-29-2011 |
| 20110237845 | Catalytic Production Processes for Making Tetrafluoropropenes and Pentafluoropropenes - A process is disclosed for making CF | 09-29-2011 |
| 20110237847 | PROCESS FOR THE MANUFACTURE FLUOROCARBONS - Halocarbons of the structure CF | 09-29-2011 |
| 20110245350 | PROCESSES FOR PRODUCING AND COMPOSITIONS COMPRISING 2,3,3,3-TETRAFLUOROPROPENE AND/OR 1,2,3,3- TETRAFLUOROPROPENE - A process is disclosed for making CF | 10-06-2011 |
| 20110259022 | EPOXIDE AND FLUORINATED EPOXIDE STABILIZERS FOR FLUOROOLEFINS - The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be an epoxide, fluorinated epoxide or oxetane, or a mixture thereof with other stabilizers. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers, and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants. | 10-27-2011 |
| 20110282112 | CATALYSTS AND PROCESS TO MANUFACTURE 2,3,3,3-TETRAFLUOROPROPENE - Disclosed is a process for the manufacture of 2,3,3,3-tetrafluoropropene comprising: (a) contacting 1,1,1,2,3-pentafluoropropane with a catalyst comprised of chromium (III) oxide and from 0.1% to 2% of an alkali metal disposed on the surface of said catalyst, to produce a product mixture comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride; and (b) recovering said 2,3,3,3-tetrafluoropropene from the product mixture produced in (a). | 11-17-2011 |
| 20120004475 | PROCESSES FOR PRODUCTION AND PURIFICATION OF HYDROFLUOROOLEFINS - Disclosed herein are processes for the production of hydrofluoroolefins including 2,3,3,4,4,4-hexafluoro-1-butene by dehydrofluorination. Also disclosed herein are processes for separation of hydrofluoroolefins from hydrofluorocarbons and from hydrogen fluoride. | 01-05-2012 |
| 20120042668 | COMPOSITIONS COMPRISING FLUOROOLEFINS AND USES THEREOF - The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin compositions of the present invention may be used to replace currently used refrigerant or heat transfer fluid compositions that have higher global warming potential. | 02-23-2012 |
| 20120046505 | PROCESSES FOR REDUCING THE AMOUNT OF MONOFLUOROACETATE IN HYDROFLUOROOLEFIN PRODUCTION - A process is disclosed for reducing the amount of monofluoroacetate. The process involves (a) contacting a hydrofluorocarbon with a reactant basic aqueous solution to produce an organic phase solution containing a hydrofluoroolefin and an aqueous phase solution containing a monofluoroacetate; and (b) heating the aqueous phase solution to an effective temperature to reduce the amount of monofluoroacetate in the aqueous phase solution, wherein fluoride concentration in the aqueous phase solution is substantially high. Another process is disclosed for reducing the amount of monofluoroacetate. The process involves (a) contacting a first batch of hydrofluorocarbon with a first batch of reactant basic aqueous solution to produce a first batch of organic phase solution containing a hydrofluoroolefin and a first batch of aqueous phase solution containing a monofluoroacetate; (b) separating the first batch of organic phase solution from the first batch of aqueous phase solution; (c) mixing a second batch of hydrofluorocarbon and a second batch of reactant basic aqueous solution with the separated first batch of organic phase solution to produce a second batch of organic phase solution containing a hydrofluoroolefin and a second batch of aqueous phase solution containing a monofluoroacetate; (d) combining the first batch of aqueous phase solution with the second batch of aqueous phase solution; and (e) heating the combined aqueous phase solutions to an effective temperature to reduce the amount of monofluoroacetate in the combined aqueous phase solutions, wherein fluoride concentration in the combined aqueous phase solutions is substantially high. | 02-23-2012 |
| 20120074349 | ASCORBIC ACID, TEREPHTHALATE AND NITROMETHANE STABILIZERS FOR FLUOROOLEFINS - The present disclosure relates to compositions comprising at least one fluoroolefin and an effective amount of a stabilizer comprising at least one ascorbic acid, terephthalate, or nitromethane, or mixtures thereof. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants. | 03-29-2012 |
| 20120083619 | Synthesis of Hydrofluoroalkanols and Hydrofluoroalkenes - Described herein is a process for the manufacture of hydrofluoroalkanols of the structure R | 04-05-2012 |
| 20120085110 | TERPENE, TERPENOID, AND FULLERENE STABILIZERS FOR FLUOROOLEFINS - The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be a terpene, terpenoid or fullerene; or a mixture of a terpene, terpenoid or fullerene with other stabilizers. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers, and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants. | 04-12-2012 |
| 20120108859 | USE OF COPPER-NICKEL CATALYSTS FOR DEHLOGENATION OF CHLOROFLUOROCOMPOUNDS - The disclosure describes a process for dehalogenation of chlorofluorocompounds. The process comprises contacting a saturated chlorofluorocompound with hydrogen in the presence of a catalyst at a temperature sufficient to remove chlorine and/or fluorine substituents to produce a fluorine containing terminal olefin. | 05-03-2012 |
| 20120142980 | SYNTHESIS OF 1,1,3-TRICHLORO-1-PROPENE - Disclosed is a process for the dehydrochlorination of 1,1,1,3-tetrachloropropane comprising contacting 1,1,1,3,tetrachloropropane in the vapor phase in a reaction zone with a catalyst comprising iron, to produce a product mixture comprising 1,1,3-trichloro-1-propene; and recovering said 1,1,3-trichloro-1-propene from the product mixture produced. Also disclosed is a process for the dehydrochlorination of 1,1,1,3-tetrachloropropane comprising heating 1,1,1,3-tetrachloropropane in the liquid phase to produce a mixture comprising 1,1,3-trichloro-1-propene, cooling said mixture, separating hydrogen chloride from said mixture and recovering 1,1,3-trichloro-1-propene. | 06-07-2012 |
| 20120165578 | COMPOSITIONS COMPRISING 1,1,1,2,3-PENTAFLUOROPROPANE OR 2,3,3,3- TETRAFLUOROPROPENE - Disclosed are compositions comprising HFC-245 | 06-28-2012 |
| 20120168672 | COMPOSITIONS COMPRISING 2,3,3,3-TETRAFLUOROPROPENE, 2-CHLORO-2,3,3,3-TETRAFLUOROPROPANOL, 2-CHLORO-2,3,3,3-TETRAFLUORO-PROPYL ACETATE OR ZINC (2-CHLORO-2,3,3,3-TETRAFLUOROPROPOXY) CHLORIDE - Compositions comprising CF | 07-05-2012 |
| 20120172638 | SYNTHESIS OF 1234YF BY SELECTIVE DEHYDROCHLORINATION OF 244BB - Disclosed is a process for the manufacture of 2,3,3,3-tetrafluoropropene comprising: (a) contacting 1,1,1,2,tetrafluoro-2-chloropropane with a catalyst comprised of chromium (III) oxide, and at least 1% of an alkali metal, to produce a product mixture comprising 2,3,3,3-tetrafluoropropene; and (b) recovering said 2,3,3,3-tetrafluoropropene from the product mixture produced in step (a) above. | 07-05-2012 |
| 20120172639 | CATALYSTS AND PROCESS TO MANUFACTURE 2,3,3,3-TETRAFLUOROPROPENE - Disclosed is a process for the manufacture of 2,3,3,3-tetrafluoropropene comprising: (a) contacting 1,1,1,2,3-pentafluoropropane with a catalyst comprised of chromium (III) oxide having a surface area of at least 150 m | 07-05-2012 |
| 20120215035 | SELECTIVE CATALYTICAL DEHYDROCHLORINATION OF HYDROCHLOROFLUOROCARBONS - A dehydrochlorination process is disclosed. The process involves contacting R | 08-23-2012 |
| 20120215036 | SELECTIVE CATALYTICAL DEHYDROCHLORINATION OF HYDROCHLOROFLUOROCARBONS - A dehydrochlorination process is disclosed. The process involves contacting R | 08-23-2012 |
| 20120215037 | CATALYTICAL DEHYDROCHLORINATION OF HYDROCHLOROFLUOROCARBONS - A dehydrochlorination process is disclosed. The process involves contacting R | 08-23-2012 |
| 20120215038 | SELECTIVE CATALYTICAL DEHYDROCHLORINATION OF HDROCHLOROFLUOROCARBONS - A dehydrochlorination process is disclosed. The process involves contacting R | 08-23-2012 |
| 20120232316 | CONVERSION OF 2-CHLORO-1,1,1,2-TETRAFLUOROPROPANE TO 2,3,3,3-TETRAFLUOROPROPENE - Described is a method for producing fluoropropenes of formula CF | 09-13-2012 |
| 20120232317 | CONVERSION OF 2-CHLORO-1,1,1,2-TETRAFLUOROPROPANE TO 2,3,3,3-TETRAFLUOROPROPENE - Described is a method for producing fluoropropenes of formula CF | 09-13-2012 |
| 20120240477 | COMPOSITIONS COMPRISING 2,3,3,3-TETRAFLUOROPROPENE, 1,1,2,3-TETRA-CHLOROPROPENE, 2-CHLORO-3,3,3-TRIFLUOROPROPENE, OR 2-CHLORO-1,1,1,2-TETRAFLUOROPROPANE - The present disclosure relates to compositions comprising 2,3,3,3-tetrafluoropropene that may be useful as heat transfer compositions, aerosol propellants, foaming agents, blowing agents, solvents, cleaning agents, carrier fluids, displacement drying agents, buffing abrasion agents, polymerization media, expansion agents for polyolefins and polyurethane, gaseous dielectrics, extinguishing agents, and fire suppression agents in liquid or gaseous form. Additionally, the present disclosure relates to compositions comprising 1,1,2,3-tetrachloropropene, 2-chloro-3,3,3-trifluoropropene, or 2-chloro-1,1,1,2-tetrafluoropropane, which may be useful in processes to produce 2,3,3,3-tetrafluoropropene. | 09-27-2012 |
| 20120267567 | 1,2,3,3,3-PENTAFLUROPROPENE PRODUCTION PROCESSES - A process is disclosed for making CF | 10-25-2012 |
| 20120318828 | AEROSOL PROPELLANTS COMPRISING UNSATURATED FLUOROCARBONS - Disclosed herein are propellants comprising fluorocarbons and/or hydrofluorocarbons. Also disclosed are sprayable compositions comprising the propellants. | 12-20-2012 |
| 20130037279 | FIRE EXTINGUISHING AND FIRE SUPPRESSION COMPOSITIONS COMPRISING UNSATURATED FLUOROCARBONS - Disclosed herein are flame suppression compounds and methods of use thereof. The compounds include unsaturated fluorocarbons appropriate for use in fire protection applications. | 02-14-2013 |
| 20130068989 | COMPOSITIONS COMPRISING 1,1,1,2,3-PENTAFLUOROPROPANE OR 2,3,3,3-TETRAFLUOROPROPENE - Disclosed are compositions comprising HFC-245eb and at least one additional compound selected from the group consisting of HFO-1234ze, HFC-245fa, HFC-236cb, HFC-236ea, HFC-236fa, HFC-227ea, HFC-227ca, HFO-1225yc, HFO-1225zc, HFO-1225ye, methane, ethane, propane, HFC-23, HFC-143a, HFC-134, HFC-134a, FC-1216, HFO-1234yf, HFC-254eb, HFO-1243zf, and HFC-254fb. Compositions comprising HFC-245eb are useful in processes to make HFO-1234yf. Also disclosed are compositions comprising HFO-1234yf and at least one additional compound selected from the group consisting of HFO-1234ze, HFC-254eb, HFC-254fb, HFO-1243zf, HFCHFC-245eb, HFC-245fa, HFC-245cb, HFC-236cb, HFC-236ea, HFC-236fa, HFC-227ea, HFC-227ca, HFO-1225yc, HFO-1225zc, HFO-1225ye, methane, ethane, propane, HFC-23, HFC-134, HFC-134a, HFO-1132a and FC-1216. Compositions comprising HFO-1234yf are useful as heat transfer compositions for use in refrigeration, air-conditioning and heat pump systems. | 03-21-2013 |
| 20130197280 | SYNTHESIS OF FLUORINATED OLEFINS FROM FLUORINATED ALCOHOLS - Disclosed is a process for producing a hydrofluoroalkene, R | 08-01-2013 |
| 20130213063 | COMPOSITIONS COMPRISING FLUOROOLEFINS AND USES THEREOF - The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin compositions of the present invention may be used to replace currently used refrigerant or heat transfer fluid compositions that have higher global warming potential. | 08-22-2013 |
| 20130253234 | CATALYTIC ISOMERIZATION OF 2,3,3,3-TETRAFLUOROPROPENE - An isomerization process is disclosed. The process involves contacting 2,3,3,3-tetrafluoropropene with a suitable catalyst in a reaction zone to produce a product mixture comprising 1,3,3,3-tetrafluoropropene. | 09-26-2013 |
| 20130283834 | PHENOL STABILIZERS FOR FLUOROOLEFINS - The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be at least one phenol or a mixture of at least one phenol with other stabilizers. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers, and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants. | 10-31-2013 |
| 20140012048 | SELECTIVE CATALYTICAL DEHYDROCHLORINATION OF HYDROCHLOROFLUOROCARBONS - A dehydrochlorination process is disclosed. The process involves contacting R | 01-09-2014 |
| 20140018582 | PROCESS FOR THE REDUCTION OF RfCCX IMPURITIES IN FLUOROOLEFINS - The present disclosure relates to processes for reducing the concentration of R | 01-16-2014 |
| 20140020416 | EPOXIDE AND FLUORINATED EPOXIDE STABILIZERS FOR FLUOROOLEFINS - The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be an epoxide, fluorinated epoxide or oxetane, or a mixture thereof with other stabilizers. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers, and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants. | 01-23-2014 |
| 20140034867 | METHODS FOR MAKING FOAMS USING BLOWING AGENTS COMPRISING UNSATURATED FLUOROCARBONS - Disclosed herein are blowing agents comprising fluorocarbons and/or hydrofluorocarbons useful in foamable compositions. Also disclosed are methods for forming a foam comprising the aforementioned blowing agents. | 02-06-2014 |
| 20140034870 | 1,2,3,3,3-Pentafluoropropene Production Processes - A process is disclosed for making CF | 02-06-2014 |
| 20140058141 | CATALYTICAL SYNTHESIS OF HYDROHALOCARBONS - A process is disclosed for producing addition compound CF | 02-27-2014 |
| 20140114096 | CATALYTICAL SYNTHESIS OF INTERNAL FLUOROBUTENES AND INTERNAL FLUOROPENTENES - A vapor phase process is disclosed for making internal fluorobutenes. The process involves contacting a halobutane starting material selected from the group consisting of CF | 04-24-2014 |
| 20140309462 | CATALYTIC FLUORINATION PROCESS OF MAKING HYDROHALOALKANE - The present disclosure provides a fluorination process which involves reacting a hydrohaloalkene of the formula R | 10-16-2014 |
| 20140309463 | PROCESS FOR PRODUCING 2,3,3,3-TETRAFLUOROPROPENE - The present invention relates, in part, to the discovery that, during the fluorination of certain fluoroolefin starting re-agents, particularly, 1,1,2,3-tetrachloropropene (1230xa), oligomerization/polymerization of such starting reagents reduces the conversion process and leads to increased catalyst deactivation. The present invention also illustrates that providing one or more organic co-feed to the fluooelefin starting stream reduces such oligomerization/polymerization and improves catalystic stability. | 10-16-2014 |
| 20140316170 | PROCESS FOR PRODUCING 2,3,3,3-TETRAFLUOROPROPENE - The present invention relates, in part, to the discovery that the presence of impurities in 1,1,2,3-tetrachloropropene (1230xa) results in catalyst instability during the fluorination of 1230xa to 2-chloro-3,3,3-trifluoropropene. By substantially removing the impurities, it is shown that the catalyst life is extended and results in improved operation efficiency of the fluorination reaction. Such steps similarly result in an overall improvement in the production of certain hydrofluoroolefins, particularly 2,3,3,3-tetrafluoropropene (1234yf). | 10-23-2014 |
| 20140350310 | CATALYTIC PROCESS OF MAKING 1,3,3,3-TETRAFLUOROPROPENE - This disclosure relates to processes of making 1,3,3,3-tetrafluoropropene. The processes involve dehydrofluorinating 1,1,1,3,3-pentafluoropropane in vapor phase in the presence of a catalyst comprising a metal compound supported on alumina to produce a product mixture comprising 1,3,3,3-tetrafluoropropene, wherein said metal compound is selected from the group consisting of salts of sodium, potassium, zinc, magnesium, calcium, cobalt, copper, and chromium, and mixtures thereof. | 11-27-2014 |
| 20140364657 | PROCESS FOR REACTOR PASSIVATION - Disclosed is a process for passivating a surface of a dehydrochlorination reactor comprising: stopping a flow of hydrochlorofluoropropane to a reactor, passing a gas mixture comprising hydrogen gas through the reactor at a temperature of at least 25° C. for a period of time sufficient to restore the selectivity of a dehydrochlorination reaction, stopping the flow of the hydrogen gas mixture, and resuming the flow of hydrochlorofluoropropane to the dehydrochlorination reaction. Also disclosed is a process for producing a fluoropropene of formula CF | 12-11-2014 |
| 20150028246 | COMPOSITIONS COMPRISING 2,3-DICHLORO-1,1,1-TRIFLUOROPROPANE, 2-CHLORO-1,1,1-TRIFLUOROPROPENE, 2-CHLORO-1,1,1,2-TETRAFLUOROPROPANE OR 2,3,3,3-TETRAFLUOROPROPENE - Disclosed are compositions comprising HCFC-243db, HCFO-1233xf, HCFC-244db and/or HFO-1234yf and at least one additional compound. For the composition comprising 1234yf, the additional compound is selected from the group consisting of HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, ethylene, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336, HCFC-133a, HCFC-254fb, HCFC-1131, HFO-1141, HCFO-1242zf, HCFO-1223xd, HCFC-233ab, HCFC-226ba, and HFC-227ca. Compositions comprising HCFC-243db, HCFO-1233xf, and/or HCFC-244db are useful in processes to make HFO-1234yf. Compositions comprising HFO-1234yf are useful, among other uses, as heat transfer compositions for use in refrigeration, air-conditioning and heat pump systems. | 01-29-2015 |
| 20150068227 | COMPOSITIONS COMPRISING FLUOROOLEFINS AND USES THEREOF - The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin compositions of the present invention may be used to replace currently used refrigerant or heat transfer fluid compositions that have higher global warming potential. | 03-12-2015 |
| 20150080485 | METHODS FOR MAKING FOAMS USING BLOWING AGENTS COMPRISING UNSATURATED FLUOROCARBONS - Disclosed herein are blowing agents comprising fluorocarbons and/or hydrofluorocarbons useful in foamable compositions. Also disclosed are methods for forming a foam comprising the aforementioned blowing agents. | 03-19-2015 |
