Patent application number | Description | Published |
20090269478 | CARRIER SOLVENT FOR FINGERPRINT FORMULATIONS - A method and composition for transforming a latent physiological biometric into a visible physiological biometric are provided, the method comprising: providing a latent biometric disposed on a surface of an article, wherein said biometric comprises at least one eccrine-derived compound; contacting said latent biometric with a developing solution, wherein said developing solution comprises at least one imaging reagent selected from ninhydrin and 1,8-diazafluoren-9-one and a carrier solvent comprising at least one C | 10-29-2009 |
20090272134 | ABSORPTION REFRIGERATION CYCLES USING A LGWP REFRIGERANT - An absorptive refrigeration method that employs a refrigerant comprising one or more hydrofluoroolefin or hydrochlorofluoroolefin refrigerants, and an oil selected from the group consisting of a polyalkyene glycol oil, a poly alpha olefin oil, a mineral oil and a polyolester oil. | 11-05-2009 |
20090283712 | SESQUITERPENE STABILIZED COMPOSITIONS - Provided is a composition comprising (a) at least one halogenated compound selected from the group consisting of C | 11-19-2009 |
20090305876 | Compositions and Methods Containing Fluorine Substituted Olefins - Various uses of fluorinated alkenes, particularly HFO-1234 and HFCO-1233zd in a variety of applications, including refrigeration, foams, blowing agents, aerosols, propellants, solvent compositions, fire extinguishing and suppressing agents, extraction agents and catalyst deposition are disclosed. | 12-10-2009 |
20090318323 | SOLVENT COMPOSITIONS CONTAINING CHLOROFLOROOLEFINS OR FLUOROOLEFINS - Compositions and methods based on the use of fluoroalkene containing from 3 to 4 carbon atoms and at least one carbon-carbon double bond, such as HFO-1214, HFO-HFO-1233, or HFO-1354, having properties highly beneficial in solvent cleaning applications. | 12-24-2009 |
20100044619 | Compositions Containing Difluoromethane and Fluorine Substituted Olefins - Compositions comprising multi-fluorinated olefins and HFC-32 are disclosed. Such compositions are useful particularly for in stationary refrigeration and air conditioning equipment. | 02-25-2010 |
20100102273 | AZEOTROPE-LIKE COMPOSITIONS COMPRISING TRANS-1-CHLORO-3,3,3-TRIFLUOROPROPENE - An azeotrope-like mixture consisting essentially of chlorotrifluoropropene and at least one component selected from the group consisting of pentane, hexane, methanol, and trans-1,2-dichloroethene. | 04-29-2010 |
20100135914 | AZEOTROPIC FUMIGANT COMPOSITIONS AND METHODS OF CONTROLLING PESTS - A fumigant composition including an azeotropic mixture of methyl iodide and sulfuryl fluoride; and a method of controlling at least one target insect species including treating a target space with a composition including an azeotropic mixture of methyl iodide and sulfuryl fluoride by applying an amount of the composition to the target space that is effective to kill a substantial portion of the target insect species in multiple development stages. | 06-03-2010 |
20100154444 | Trans-Chloro-3,3,3-Trifluoropropene For Use In Chiller Applications - The present invention relates to refrigerant compositions containing trans-chloro-3,3,3-trifluoropropene (1233zd(E)) useful for chiller applications and processes using 1233zd(E). | 06-24-2010 |
20100176331 | AZEOTROPE-LIKE COMPOSITIONS OF PENTAFLUOROETHANE AND TRIFLUOROIODOMETHANE - Provided are azeotrope-like compositions comprising heptafluoropropane and trifluoroiodomethane and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agents, fire suppressant compositions, and aerosol propellants. | 07-15-2010 |
20100176332 | AZEOTROPE-LIKE COMPOSITIONS OF HEPTAFLUOROPROPANE AND TRIFLUOROIODOMETHANE - Provided are azeotrope-like compositions comprising heptafluoropropane and trifluoroiodomethane and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agents, fire suppressant compositions, and aerosol propellants. | 07-15-2010 |
20100193347 | PROCESS FOR THE PURIFICATION OF HYDROFLUOROOLEFINS - Processes for the preparation and purification of hydrofluoroolefins such as tetrafluorinated propenes. A process is provided for separating a first hydrofluoroolefin from a second hydrofluoroolefin by a) providing a mixture comprising a first hydrofluoroolefin and a second hydrofluoroolefin, which first hydrofluoroolefin is preferentially more reactive with an amine than the second hydrofluoroolefin; b) adding a sufficient amount of an amine to the mixture to form a combination comprising the second hydrofluoroolefin and a reaction product of the first hydrofluoroolefin and the amine; and then c) separating the reaction product from the combination. This is particularly useful for removing 1,2,3,3,3-pentafluoropropene (HFO-1225ye) impurities from the hydrofluoroolefin 2,3,3,3-tetrafluoropropene (HFO-1234yf). HFO-1234yf is a refrigerant with low global warming potential. | 08-05-2010 |
20110112002 | METHODS OF CLEANING COMPONENTS HAVING INTERNAL PASSAGES - Methods are provided for cleaning a component having internal passages. A method includes contacting the component with an aqueous hydrogen fluoride solution without agitating the solution for a time period in a range of about 20 minutes to about an hour to dissolve a solid piece of blockage material blocking at least a portion of the internal passages, the aqueous hydrogen fluoride solution comprising, by volume, about 40 percent to about 60 percent hydrogen fluoride and optionally, a corrosion inhibitor, and the blockage material comprising a silicate and rinsing the component with water to remove at least a portion of the aqueous hydrogen fluoride solution from surfaces of the component defining at least a portion of the internal passages. | 05-12-2011 |
20110144216 | COMPOSITIONS AND USES OF CIS-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE - This invention relates to compositions, methods and systems having utility in numerous applications, and in particular, uses for compositions containing the compound cis-1,1,1,4,4,4-hexafluoro-2-butene (Z-HFO-1336mzzm), which has the following structure: | 06-16-2011 |
20110175015 | Azeotrope-Like Compositions Comprising Trans-1-Chloro-3,3,3-Trifluoropropene - An azeotrope-like mixture consisting essentially of chlorotrifluoropropene and at least one component selected from the group consisting of pentane, hexane, methanol, and trans-1,2-dichloroethene. | 07-21-2011 |
20110214887 | AZEOTROPE-LIKE COMPOSITIONS OF HEPTAFLUOROPROPANE AND TRIFLUOROIODOMETHANE - Provided are azeotrope-like compositions comprising heptafluoropropane and trifluoroiodomethane and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agents, fire suppressant compositions, and aerosol propellants. | 09-08-2011 |
20110252694 | COMPOSITIONS FOR DRIP FUMIGATION - Soil fumigation compositions are provided herein that include methyl iodide, at least one fluorocarbon or hydrofluorocarbon, at least one surfactant, and water. The fumigant can be produced by combining the water and surfactant with an initial mixture that is an azeotropic or azeotrope-like mixture of methyl iodide and at least one fluorocarbon or hydrofluorocarbon. The fumigant compositions can be utilized in drip fumigation processes, and have increased volatility as compared to methyl iodide alone, which can reduce the risk of water contamination when utilizing methyl iodide as a fumigant. | 10-20-2011 |
20110269861 | SOLVENT COMPOSITIONS CONTAINING CHLOROFLUOROOLEFINS OR FLUOROOLEFINS - Compositions and methods based on the use of fluoroalkene containing from 3 to 4 carbon atoms and at least one carbon-carbon double bond, such as HFO-1214, HFO-HFO-1233, or HFO-1354, having properties highly beneficial in foaming and blowing agent applications, articles and methods. | 11-03-2011 |
20110288348 | PROCESS FOR THE PREPARATION OF HEXAFLUORO-2-BUTYNE - Disclosed is a process for making hexafluoro-2-butyne comprising the steps of: (a) providing a composition comprising CF | 11-24-2011 |
20110288350 | PROCESS FOR THE PREPARATION OF FLUORINATED CIS-ALKENE - Disclosed is a process for the preparation of fluorine-containing olefins comprising contacting a chlorofluoroalkane with hydrogen in the presence of a catalyst at a temperature sufficient to cause replacement of the chlorine substituents of the chlorofluoroalkane with hydrogen to produce a fluorine-containing olefin. Also disclosed are catalyst compositions for the hydrodechlorination of chlorofluoroalkanes comprising copper metal deposited on a support, and comprising palladium deposited on calcium fluoride, poisoned with lead and reducing the in the presence or absence of a dehydrochlorination catalyst under conditions effective to form a product stream comprising cis-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336). | 11-24-2011 |
20110295045 | Azeotrope-Like Composition of Hexafluoropropane, Hexafluoropropene and Hydrogen Fluoride - The present invention relates to an azeotropic or azeotrope-like mixture consisting essentially of 1,1,1,2,3,3-hexafluoropropane, hexafluoropropene and hydrogen fluoride. | 12-01-2011 |
20120004299 | AZEOTROPE-LIKE COMPOSITIONS OF CIS-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE - This invention relates to azeotrope-like compositions, methods and systems having utility in numerous applications, and in particular, uses for azeotrope-like compositions comprising effective amounts of the compound cis-1,1,1,4,4,4-hexafluoro-2-butene (Z-HFO-1336mzzm), which has the following structure: | 01-05-2012 |
20120056122 | 1,3,3,3-TETRAFLUOROPROPENE PROCESS AZEOTROPES WITH HF - The present invention pertains to azeotropic and azeotrope-like compositions of the following three blends:
| 03-08-2012 |
20120064208 | AZEOTROPIC POST-HARVEST FUMIGATION COMPOSITIONS OF METHYL IODIDE - The present technology relates to fumigant compositions and fumigation processes, and particularly to processes for the fumigation of perishable products. The fumigant compositions comprise an azeotropic and azeotrope-like composition of methyl iodide and at least one fluorocarbon or hydrofluorocarbon. The fumigation methods include providing a fumigant composition and applying the fumigant composition to a perishable product. | 03-15-2012 |
20120097885 | Compositions Containing Difluoromethane and Fluorine Substituted Olefins - Compositions comprising multi-fluorinated olefins and HFC-32 are disclosed. Such compositions are useful particularly for in stationary refrigeration and air conditioning equipment. | 04-26-2012 |
20120172636 | HIGH PURITY E-1-CHLORO-3,3,3-TRIFLUOROPROPENE AND METHODS OF MAKING THE SAME - The present invention discloses high purity E-1-chloro-3,3,3-trifluoropropene (1233zd(E)) and methods to produce the same. More specifically, the present invention discloses the methods of making 1233zd(E) essentially free of toxic impurities (e.g. 2-chloro-3,3,3-trifluoropropene (1233xf), chlorotetrafluoro-propene (1224), and 3,3,3-trifluoropropyne). The present invention further provides methods for making high purity 1233zd(E) with concentration of 1233xf and 1224 at or below 200 parts per million (ppm) and 3,3,3-trifluoropropyne impurities at or below 20 ppm. Formation of 1233xf impurity can be avoided if pure 1,1,1,3,3-pentachloropropane is used as a starting material. It was also found that formation of 1233xf is avoided if a liquid phase manufacturing process is used. | 07-05-2012 |
20120213861 | 2-CHLOROPENTAFLUOROPROPENE COMPOSITIONS AND METHOD OF USE FOR EXTERMINATION OF RODENTIA - Rodenticide compositions that include 2-chloropentafluoropropene, and methods of using such rodenticide compositions, are provided. The rodenticide compositions can be used as fumigants in space fumigation applications. In some examples, the rodenticide compositions can be used as drop-in replacements for methyl bromide in existing rodenticide compositions and methods of exterminating rodents using methyl bromide. | 08-23-2012 |
20120215041 | PROCESS FOR CIS-1-CHLORO-3,3,3-TRIFLUOROPROPENE - Disclosed is a process for making one isomer of CF | 08-23-2012 |
20120240606 | Trans-Chloro-3,3,3-Trifluoropropene For Use In Chiller Applications - The present invention relates to refrigerant compositions containing trans-chloro-3,3,3-trifluoropropene (1233zd(E)) useful for chiller applications and processes using 1233zd(E). | 09-27-2012 |
20120251703 | USE OF LOW GLOBAL WARMING POTENTIAL (LGWP) SOLVENTS FOR FINGER PRINT DEVELOPMENT APPLICATIONS - Developing compositions are provided herein for use in producing a visibly detectable image of a latent physiological biometric. The developing compositions include a carrier solvent that includes at least one C | 10-04-2012 |
20120308723 | CARRIER SOLVENT FOR FINGERPRINT FORMULATIONS - A method and composition for transforming a latent physiological biometric into a visible physiological biometric are provided, the method comprising: providing a latent biometric disposed on a surface of an article, wherein said biometric comprises at least one eccrine-derived compound; contacting said latent biometric with a developing solution, wherein said developing solution comprises at least one imaging reagent selected from ninhydrin and 1,8-diazafluoren-9-one and a carrier solvent comprising at least one C | 12-06-2012 |
20130075063 | AZEOTROPE-LIKE COMPOSITIONS OF CIS-1,3,3,3-TETRAFLUOROPROPENE AND 1,1,1,3,3-PENTAFLUOROPROPANE - The present invention provides azeotrope-like compositions of cis-1,3,3,3-tetrafluoroprone (HFO-1234ze (Z)) with 1,1,1,3,3-pentafluoropropane (HFC-245fa) and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agent compositions, and aerosol propellants. | 03-28-2013 |
20130150632 | PROCESS FOR CIS-1-CHLORO-3,3,3-TRIFLUOROPROPENE - Disclosed is a process for the preparation of cis-1-chloro-3,3,3-trifluoropropene (cis-1233zd) comprising the steps of (a) providing CF | 06-13-2013 |
20130150633 | PROCESS FOR MAKING CIS-1-CHLORO-3,3,3-TRIFLUOROPROPENE - Disclosed is a process for making cis-1-chloro-3,3,3-trifluoropropene comprising reacting 3,3,3-trifluoropropyne with HCl in a reaction vessel at a yield of at least about 80%. | 06-13-2013 |
20130150634 | PROCESS FOR 1,1,2-TRICHLORO-3,3,3-TRIFLUOROPROPANE - Disclosed is a process for making the compound 1,1,2-trichloro-3,3,3-trifluoro-propane (233da) by the catalytic fluorination of 1,1,1,2,3,3-hexachloropropane. 233da is a starting material used in the production cis-1-chloro-3,3,3-trifluoropropene (cis-1233zd). | 06-13-2013 |
20130153817 | COMPOSITIONS AND USE OF VINYLIDENE FLUORIDE AND BLENDS THEREOF - The present technology relates to compositional blends that can be used as refrigerants, and more specifically to blends of vinylidene fluoride and at least one other component for use in very low temperature applications. In at least some examples, the second component can be selected from the group consisting of carbon dioxide and pentafluoroethane. Further, the compositions can be azeotropic or azeotrope-like. | 06-20-2013 |
20130158218 | AZEOTROPES OF METHYL CHLORIDE WITH FLUOROCARBONS - Azeotropic or azeotrope-like compositions of the present technology include methyl chloride and at least one hydrofluorocarbon or hydrofluoro-olefin. In some examples, the at least one hydrofluorocarbon or hydrofluoro-olefin can be selected from the group consisting of 1,1,1,2-tetrafluoroethane and 1,3,3,3-tetrafluoropropene. The azeotropic or azeotrope-like compositions can be used as solvents or diluents in polymerization processes, including slurry polymerization processes. | 06-20-2013 |
20130211155 | PROCESS FOR MAKING TETRAFLUOROPROPENE - The present invention describes a process for making CF | 08-15-2013 |
20130211156 | PROCESS FOR 1,3,3,3-TETRAFLUOROPROPENE - The present invention provides a simple three step process for the production of 1,3,3,3-tetrafluoropropene (HFO-1234ze). In the first step, carbon tetrachloride is added to vinyl fluoride to afford the compound CCl | 08-15-2013 |
20140048737 | Azeotrope-Like Compositions of Pentafluoroethane and Trifluoroiodomethane - Provided are azeotrope-like compositions comprising heptafluoropropane and trifluoroiodomethane and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agents, fire suppressant compositions, and aerosol propellants. | 02-20-2014 |
20140360209 | Compositions and Use of Vinylidene Fluoride and Blends Thereof - The present technology relates to compositional blends that can be used as refrigerants, and more specifically to blends of vinylidene fluoride and at least one other component for use in very low temperature applications. In at least some examples, the second component can be selected from the group consisting of carbon dioxide and pentafluoroethane. Further, the compositions can be azeotropic or azeotrope-like. | 12-11-2014 |
20150018429 | AZEOTROPE-LIKE COMPOSITIONS OF CIS-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE - This invention relates to azeotrope-like compositions, methods and systems having utility in numerous applications, and in particular, uses for azeotrope-like compositions comprising effective amounts of the compound cis-1,1,1,4,4,4-hexafluoro-2-butene (Z-HFO-1336mzzm), which has the following structure: | 01-15-2015 |