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| Number | Title | Issue Date |
| 8148584 | Compositions, combustion prevention compositions, methods for preventing and/or extinguishing combustion, combustion prevention systems, and production processes Compositions comprising are provided wherein RF is a fluorine containing moiety comprising (CF3)2CFCH2(CF3)CH—, (CF3)2CFCH2((CF3... | 04/03/2012 |
| 8084653 | Method for producing fluorinated organic compounds Disclosed are processes for the production of fluorinated olefins, preferably adapted to commercialization of CF3CF═CH2 (1234yf). Three steps may be used in preferred embodiments in which a feedstock such as CCl2═CClCH2 | 12/27/2011 |
| 7511179 | Fluorine-containing polymer, resist composition prepared from same and novel fluorine-containing monomer A fluorine-containing unsaturated cyclic compound represented by the formula (1)(a): wherein Z3 are the same or different and each is —Rf3-Z4, in which Z4 is at least one functi... | 03/31/2009 |
| 7439408 | Method for producing halogenated 2-(3-butenylsulphanyl)-1,3-thiazoles The present invention relates to a process for preparing a compound of formula (V) where R is H or F, by reacting a compound of formula (IV) | 10/21/2008 |
| 7435526 | Positive photosensitive composition A positive photosensitive composition comprises a compound capable of generating a specified sulfonic acid upon irradiation with one of an actinic ray and radiation and (B) a resin capable of decomposing under the action of an acid to increase the solubility in an a... | 10/14/2008 |
| 7420094 | Catalytic isomerization processes of 1,3,3,3-tetrafluoropropene for making 2,3,3,3-tetrafluoropropene The present invention relates to a process of catalyzed isomerization of HFC-1234ze to make HFC-1234yf. The process comprises contacting HFC-1234ze with a suitable catalyst in a reactor to obtain a product mixture comprising HFC-1234yf. ... | 09/02/2008 |
| 7385093 | Method for producing halogenated 2-(3-butenylsulphanyl)-1,3-thiazoles The present invention relates to a process for preparing compounds of formula (IV) where R is H or F, by reacting a compound of formula (II) | 06/10/2008 |
| 7368089 | Systems and methods for producing fluorocarbons Systems and methods for producing fluorocarbons are provided that include contacting a saturated halogenated fluorocarbon with hydrogen and catalyst to produce a saturated hydrofluorocarbon and an unsaturated fluorocarbon. Aspects of the present invention describe s... | 05/06/2008 |
| 7335803 | Methods and compositions for modulating alpha adrenergic receptor activity Methods and compositions for the treatment of pain and intraocular pressure. Particularly disclosed are new compositions for the treatment of chronic pain, glaucoma and methods for their use. ... | 02/26/2008 |
| 7335804 | Direct conversion of HCFC 225ca/cb mixture Provided are methods for producing hydrofluorocarbons via the selective reduction of a halocarbon blend comprising 1,3-dichloro-1,1,2,2,3-pentafluoropropane. ... | 02/26/2008 |
| 7329786 | Processes for producing CFCFHCF Methods and materials are provided for the production of essentially isomerically pure perhalogenated and partially halogenated compounds. One embodiment of the present invention provides a process for the production of essentially isomerically pure CFC-216aa. Other... | 02/12/2008 |
| 7297821 | Fluorine compound and fluorinating agent comprising the compound A fluorine compound represented by Formula (1) is provided. The above fluorine compound is effective for introducing a fluorine atom into a compound having an active group such as an oxygen-containing functional group, and it can be used for uses of surface treatmen... | 11/20/2007 |
| 7294677 | Catalyst for making fluoroelastomer compositions and methods of using the same A catalyst is preparable from a first component represented by R′C(CF2R)O−Q+ and a second component (NCCFR″)bZ. The catalyst may be combined with a fluoropolymer having nitrogen-containing cure-sites to form a curabl... | 11/13/2007 |
| 7247759 | Fluorination reactor Fluorination reactions in which an organic compound to be fluorinated is contacted with elemental fluorine and HF is produced as a byproduct are disclosed, wherein the elemental fluorine is contacted with the organic compound in the presence of a fluoride-adsorbing ... | 07/24/2007 |
| 7230147 | Process for functionalizing a double bond The invention concerns a method for functionalizing a double bond and, more particularly, a double bond bearing a metalloid atom. Said functionalization is produced by the action of perhalogenated sulphonyl chloride on the carbon bearing sulphur in the presence of a... | 06/12/2007 |
| 7220784 | Substituted stilbenes and their reactions The present invention relates to stilbene and quinone compounds related to combretastatin A-4 and their use as anticancer compounds and prodrugs. The compounds include those with an alkyl group on the double bond of cis or trans-stilbenes, compounds with one or more... | 05/22/2007 |
| 7216722 | Fire extinguishing mixtures, methods and systems Fire extinguishing mixtures, systems and methods are provided. The fire extinguishing mixtures can include one or more extinguishing compounds, such as, for example, one or more of fluorocarbons, fluoroethers, and fluorocarbons. The fire extinguishing mixtures can a... | 05/15/2007 |
| 7214838 | Method for transferring TCPX into TFPX A method for transferring TCPX (α, α, α′, α′-tetrachloro-p-xylene) into TFPX (α, α, α′, α′-tetrafluoro-p-xylene) is disclosed, which comprises the following steps: (a) providing a first reactant comprising TFPX; (b) mixing the first reactant with alk... | 05/08/2007 |
| 7214294 | Azeotrope-like compositions of pentafluoropropane and water This invention provides azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and water that are environmentally desirable for use as refrigerants, aerosol propellants, metered dose inhalers, blowing agents for polymer foam, heat transfer media, and gaseous di... | 05/08/2007 |
| 7208644 | Production and use of hexafluoroethane A process for production of high-purity hexafluoroethane, wherein a mixed gas containing hexafluoroethane and chlorotrifluoromethane is reacted with hydrogen fluoride in a gas phase in the presence of a fluorination catalyst at 200–450° C., for fluorination of th... | 04/24/2007 |
| 7176337 | Process for producing perfluorocarbons and use thereof The process for producing perfluorocarbons according to the present invention is characterized in that in the production of a perfluorocarbon by contacting an organic compound with a fluorine gas, the organic compound is contacted with the fluorine gas at a temperat... | 02/13/2007 |
| 7172989 | Catalytic hydrogenation over rhenium-containing catalysts supported on activated carbon In a process for preparing alcohols by catalytic hydrogenation of carbonyl compounds over a catalyst comprising rhenium on activated carbon, the catalyst used comprises rhenium (calculated as metal) in a weight ratio to the activated carbon of from 0.0001 to 0.5, pl... | 02/06/2007 |
| 7132578 | One-step synthesis of CF-1 A process for the preparation of trifluoromethyl iodide is provided. The process includes the step of contacting in a reactor a compound represented by the formula: CF3—W and a compound represented by the for... | 11/07/2006 |
| 7102041 | Continuous process for preparing halogenated compounds A process for preparing a haloalkane comprising: (a) contacting a haloalkane starting material with an alkene in the presence of an effective amount of a catalyst complex under conditions effective to facilitate an addition reaction and to form a product stream comp... | 09/05/2006 |
| 7094934 | Production process of hydrofluorocarbons In a process for producing a hydrogen-containing fluorinated hydrocarbon in which a halogenated hydrocarbon reaction raw material, which includes a chlorinated alkene and/or a hydrogen-containing chlorinated alkane, is subjected to a fluorination reaction with hydro... | 08/22/2006 |
| 7084316 | Process for purifying pentafluoroethane, process for producing the same, and use thereof A process comprising bringing crude pentafluoroethane containing at least one compound selected from the group consisting of hydrofluorocarbons containing one carbon atom, hydrochlorofluorocarbons containing one carbon atom and hydrochlorocarbons containing one carb... | 08/01/2006 |
| 7071367 | Direct one-step synthesis of CF-I The present invention provides a process for the preparation of trifluoromethyl iodide. The process includes the step of: contacting in a reactor a compound represented by the formula: CF3—W and a compound represented by the formula:... | 07/04/2006 |
| 7071368 | Method of making 1,1,1-trifluoroethane A process for producing 1,1,1-trifluoroethane (HFC-143a) which process comprises reacting hydrogen fluoride with vinylidene chloride along with one or more of 1,1,-dichloro-1-fluoroethane (HCFC-141b), 1-chloro-1,1-difluoroethane (HCFC-142b) and 1,1,1-trichloroethane... | 07/04/2006 |
| 7067705 | Process for the preparation of 1,1-dichloro-3,3,3-trifluoropropane A convenient and economical process for the preparation of 1,1-dichloro-3,3,3-trifluoropropane (HCFC-243) by the reaction of 1,1,1,3,3-pentachloropropane (HCC-240) with hydrogen fluoride in the presence of an activated hydrofluorination catalyst. Also, the selective... | 06/27/2006 |
| 7064240 | Process for producing perfluorocarbons and use thereof The process for producing perfluorocarbons according to the present invention is characterized in that in the production of a perfluorocarbon by contacting an organic compound with a fluorine gas, the organic compound is contacted with the fluorine gas at a temperat... | 06/20/2006 |
| 7026520 | Catalytic conversion of hydrofluoroalkanol to hydrofluoroalkene Methane is used as the selective dehydrating agent for the production of 2,3,3,3-tetrafluoro-1-propene (R1234yf) from 2,2,3,3,3-pentafluoro-1-propanol. Supported transition metal catalysts are prepared and used for this reaction with high activity. Almost 58% select... | 04/11/2006 |
| 7019173 | Fluorine compound and fluorinating agent comprising the compound A fluorine compound represented by Formula (1) is provided. The above fluorine compound is effective for introducing a fluorine atom into a compound having an active group such as an oxygen-containing functional group, and it can be used for uses of surface treatmen... | 03/28/2006 |
| 7009083 | Process for the preparation of 1-chloro-1-fluoroethane and/or 1,1-difluoroethane The invention relates to a process for the preparation of 1-chloro-1-fluoroethane and 1,1-difluoroethane by reaction of vinyl chloride with hydrogen fluoride, in an organic solvent consisting of at least one saturated halogen-containing hydrocarbon. ... | 03/07/2006 |
| 6998097 | High pressure chemical vapor trapping system A high pressure trapping system is provided to collect chemical vapor by-products in successive stages through chemical reactions conducted at progressively colder temperatures. A hot trap receives chemical vapor exhaust and collects a first waste, typically a solid... | 02/14/2006 |
| 6992199 | Method for sulphonylating a hydroxylated organic compound The invention concerns a method for sulphonylating a hydroxylated organic compound. The invention concerns in particular aliphatic hydroxylated compounds and more particularly those which comprise on their aliphatic chain, an electroattractive group. The method for ... | 01/31/2006 |
| 6992229 | Method for purifying a fluorinated hydroxyl compound The present invention has an object to provide a method for purifying a fluorinated hydroxyl compound of the formula 1 safely in a high yield under industrially practical conditions. Namely, a mixture containing a fluorinated hydroxyl compound of Rf—CR | 01/31/2006 |
| 6977316 | Direct one-step synthesis of trifluoromethyl iodide A catalytic one-step process for the production of CF3I by reacting, preferably in the presence of a source of oxygen, a source of iodine with a reactant of the formula: CF3R where R is —SH, —S—S—CF3, —S... | 12/20/2005 |
| 6963016 | Process for the synthesis of highly active modified carbon supported palladium catalyst The present invention relates to a process for the synthesis of highly active modified carbon supported palladium catalyst by simultaneously impregnating activated carbon with a palladium precursor and an aluminium precursor. The carbon supported palladium catalyst ... | 11/08/2005 |
| 6958424 | Process for fluoroalkenes Disclosed is a process for producing fluoroalkene of the formula Rf—CH═CH2 from a fluorohaloalkene having the formula Rf—C(R1)═C(R2)H, wherein Rf is fluorine or a substituted or unsubstituted ... | 10/25/2005 |
| 6955789 | Coated liquid phase reactor The present invention relates to a reactor suitable for liquid-phase fluorination and provided, as heating means, with at least one element fixed to the cover so as to be immersed to the bottom of the vessel, characterized in that the parts of said reactor that are ... | 10/18/2005 |
