Featured patents

Catalyst Promoters for Producing Trifluoroiodomethane and Pentafluoroiodoethane
US 08871986 B2, Oct. 28, 2014, Substituting halogen for different halogen or hydrogen, Shuwu Yang et al. / Honeywell International Inc. (Morristown, US)
A process for the preparation of a fluoroiodoalkane compound represented by…

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…

Method for Producing 1,1,3-Trichloro-1-Propene
US 08779222 B2, July 15, 2014, Catalyst in liquid phase, Koji Hagiya et al. / Sumitomo Chemical Company, Limited (Tokyo, JP)
A method of producing 1,1,3-trichloro-1-propene comprising the following steps…

Process for Isomerizing a (Hydro)fluoroalkene
US 08742181 B2, June 3, 2014, Preparing unsaturated compound, Andrew Paul Sharratt et al. / Mexichem Amanco Holding S.A. de C.V. (Tlalnepantla, MX)
A process for isomerising a (hydro)fluorobutene or (hydro)fluoropropene,…

Method of Operating a Distillation Column for Purifying 1,2-Dichloroethane and for Coupled Sodium Hydroxide Solution Evaporative Concentration
US 08742182 B2, June 3, 2014, Oxyhalogenation, Sven Petersen et al. / Uhde GmbH (Dortmund, DE)
A process for the production of 1,2-dichloroethane, the process comprising:…

Process for Dehydrochlorination of Hydrochlorofluoroalkanes
US 08674147 B2, March 18, 2014, Replacing halogen with hydrogen, Erhard Kemnitz et al. / Solvay SA (Brussels, BE)
A process for the catalytic dehydrochlorination of a hydrochlorofluoroalkane,…

Methods for Making Foams Using Blowing Agents Comprising Unsaturated Fluorocarbons
US 08558040 B2, Oct. 15, 2013, Fluorine is sole halogen, Mario Joseph Nappa et al. / E I du Pont de Nemours and Company (Wilmington, US)
A method of forming a polyisocyanate-based foam comprising…

Method for Utilization of the Reaction Heat That Occurs in the Production Process of 1,2-Dichloroethane From Ethylene in a Fluidized Bed Reactor
US 08552229 B2, Oct. 8, 2013, Processes of preparing, purifying, or recovering unsaturated compound, Walter Kern et al. / ThyssenKrupp Uhde GmbH (Dortmund, DE)
Method for utilization of the reaction heat that occurs in the production…

Process for Separating Hydrogen Fluoride From Organic Feedstocks
US 08519201 B2, Aug. 27, 2013, Purification or recovery, Daniel C. Merkel et al. / Honeywell International Inc. (Morristown, US)
A process for preparing 2-chloro-1,1,1,2-tetrafluoropropane comprising:…

Catalysts and Process to Manufacture 2,3,3,3-Tetrafluoropropene
US 08487145 B2, July 16, 2013, Alkali or alkaline earth metal containing catalyst, Mario Joseph Nappa et al. / E I de Pont de Nemours and Company (Wilmington, US)
A process for the manufacture of 2,3,3,3-tetrafluoropropene comprising: (a)…

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