Featured patents

Processes and Systems for Fractionation of Brominated Hydrocarbons in the Conversion of Natural Gas to Liquid Hydrocarbons
US 08829256 B2, Sept. 9, 2014, All reactants in vapor phase, Sabah A. Kurukchi et al. / GTC Technology US, LLC (Houston, US)
A process comprising:…

Process for the Manufacture of 2-Chloro-3,3,3-Trifluoropropene (HFCO 1233xf) by Liquid Phase Fluorination of Pentachloropropane
US 08779218 B2, July 15, 2014, Catalyst utilized, Laurent Wendlinger et al. / Arkema France (Colombes, FR)
A process for preparing 2-chloro-3,3,3-trifluoropropene comprising fluorinating…

Process for Producing 2,3,3,3-Tetrafluoropropene
US 08766020 B2, July 1, 2014, By dehalogenation or dehydrohalogenation of adjacent carbon atoms in a compound, Ian Shankland et al. / Honeywell International Inc. (Morristown, US)
A method for producing 2,3,3,3-tetrafluoropropene (1234yf) comprising:…

Fluorine-Containing Compound Purification Method
US 08692038 B2, April 8, 2014, Including extraction with organic liquid, Katsutoshi Morinaka et al. / Showa Denko K.K. (Tokyo, JP)
A fluorine-containing compound purification method comprising the following steps…

Blowing Agents for Forming Foam Comprising Unsaturated Fluorocarbons
US 08633339 B2, Jan. 21, 2014, Fluorine is sole halogen, Mario Joseph Nappa et al. / E I du Pont de Nemours and Company (Wilmington, US)
An open cell, closed cell or multimodal cell polyisocyanate-based foam prepared…

Process for the Purification of Hydrofluoroolefins
US 08609909 B2, Dec. 17, 2013, Purification or recovery, Rajiv Ratna Singh et al. / Honeywell International Inc. (Morristown, US)
A process for purifying a hydrofluoroolefin product stream comprising:…

Chlorofluorobenzene Compound, Optically Isotropic Liquid Crystal Medium and Optical Device
US 08586803 B2, Nov. 19, 2013, Benzene ring containing, Yasuhiro Haseba / JNC Corporation (Tokyo, JP)
A liquid crystal compound, represented by formula (1):…

Catalysts for Fluoroolefins Hydrogenation
US 08575407 B2, Nov. 5, 2013, Fluorine containing, Haiyou Wang et al. / Honeywell International Inc. (Morristown, US)
A method for hydrogenating a compound comprising contacting a reactant comprising…

Methods of Removing Impurities From Alkyl Bromides During Distillation and Distillate Produced Therein
US 08492598 B2, July 23, 2013, Purification or recovery, Dru J. Manuel et al. / Albemarle Corporation (Baton Rouge, US)
A method of removing impurities from a composition comprising an alkyl bromide,…

Method for Separating Halocarbons
US 08481793 B2, July 9, 2013, Processes of preparing, purifying, or recovering unsaturated compound, Hsueh S. Tung et al. / Honeywell International Inc. (Morristown, US)
A method for the production of 2,3,3,3-tetrafluoropropene which comprises…

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