Patents
Patents for C07C 19 - Acyclic saturated compounds containing halogen atoms (7,734)
11/1989
11/14/1989CA1262905A1 Tris(disubstituted amino)sulfonium perfluorocarbanion salts and process for their preparation
11/08/1989CN1036943A Gas-phase fluorination proces
10/1989
10/31/1989US4877545 For cleaning printed circuit boards
10/25/1989CN1036558A Gas-phase fluorination process
10/24/1989US4876406 Using hydrofluoric acid and catalyst complex of chromium and aluminum phosphate
10/24/1989US4876342 Oxazine compounds substituted by one or more basic groups and preparation thereof
10/19/1989WO1989009845A1 Azeotrope-like compositions of dichlorotrifluoroethane, methanol and nitromethane
10/19/1989WO1989009663A1 Arrangement for eliminating foaming and/or cooling agents
10/11/1989EP0336254A1 Installation for recovering blowing and/or refrigerating agents
10/10/1989US4873382 Purification of telomers prepared from chlorotrifluoroethylene and trichlorotrifluoroethane
10/10/1989US4873381 Hydrodehalogenation of CF3 CHClF in the presence of supported Pd
10/10/1989US4873315 Perfluorinated propyl derivative compounds
10/03/1989US4871707 Method for preparing a catalyst for the synthesis of 1,2-dichloroethane
09/1989
09/26/1989CA1260503A1 Process for demethanolizing residual solutions from the methyl chloride synthesis reaction
09/21/1989WO1989008638A1 Process for the co-production of aromatic carboxylates and alkyl iodides
09/20/1989CN1035655A Synthesis technique of 1-bromododecane
09/13/1989EP0331991A2 Gas-phase fluorination process
09/12/1989US4866200 Carbonylation of aromatic iodides; palladium catalyst, alcohol and carbon monoxide
09/07/1989DE3906273A1 Chemical process
08/1989
08/16/1989EP0328127A1 Gas-phase fluorination process
08/09/1989EP0327282A1 Stabilized azeotrope or azeotrope-like composition of 1,1,2-trichloro-1,2,2-trifluoroethane, methanol and 1,2-dichloroethylene
08/08/1989US4855121 Continuous process for the preparation of carbon polymonofluoride and apparatus therefor
08/02/1989CN1034387A Azeotropic compositions of 1,1-dichloro-1-fluoroethane and methanol/ethanol
07/1989
07/26/1989EP0325265A1 Azeotropic compositions of 1,1-Dichloro-1-Fluoroethane and Methanol/Ethanol
07/25/1989US4851595 Liquid phase halogen exchange process for the manufacture of 1,1,1,2-tetrafluoroethane
07/19/1989EP0324478A1 Process for preparing 1,2-difluoroethane and 1,1,2-trifluoroethane
07/19/1989CN1033989A Improved process for manufacture of 1,1,1-trifluorodichloroethylene and 1,1,1,2-tetrafluorochloroethylene
07/18/1989US4849562 Oxychlorination, dehydrochlorination of ethyl chloride byproduct
07/18/1989US4849556 Process for preparing telomers from chlorotrifluoroethylene and trifluorotrichloroethane
07/18/1989US4849555 Perfluoroalkanesulfonic acid fluorination catalyst
07/12/1989EP0323840A1 Dimethyl ether cleavage
07/11/1989US4847406 Process for the co-production of aromatic carboxylates and alkyl iodides
07/05/1989CN1004694B Process for the synthesis of choropentafluoroethae from dichlorotetrafluoroethane and hydrofluoric acid
07/04/1989CA1256904A1 PROCESS FOR PREPARING .alpha.,.omega.-HALOPERFLUOROALKANES
06/1989
06/28/1989EP0321990A1 New chlorotrifluoroethylene telomers and process for preparing them
06/27/1989US4843181 Process for the manufacture of 1,1,1-trifluorodichloroethane and 1,1,1,2-tetrafluorochloroethane
05/1989
05/31/1989EP0317981A2 Process for producing 1,1-dichloro-1,2,2,2-tetrafluoroethane
05/24/1989EP0317125A1 Process for the preparation of bromofluoromethane
05/23/1989US4833274 Perfluoroalkanes and haloperfluoroalkanes, their percursors and process for their synthesis
05/18/1989WO1989004296A1 Process for the co-production of aromatic carboxylate and alkyl iodides
05/18/1989WO1989004295A1 Process for the co-production of aromatic carboxylate and alkyl iodides
05/18/1989WO1989004294A1 Process for the co-production of aromatic carboxylate and alkyl iodides
05/18/1989DE3820934A1 Verfahren zur herstellung von telomeren von chlortrifluoraethylen und 1,1-dibrom-1-chlortrifluoraethan A process for preparing telomers of chlorotrifluoroethylene and 1,1-dibromo-1-chlortrifluoraethan
05/17/1989EP0315783A1 Process for the preparation of fluorinated C-4 to C-6 hydrocarbons and fluorinated cyclic hydrocarbons, and the use of fluorinated C-4 to C-6 hydrocarbons as propellants and working fluids in heat pump systems
05/16/1989CA1254235A1 Methyl halides and methyl alcohol from methane
05/10/1989CN1032781A Separation process
05/10/1989CN1032780A Process for removing organochlorine compounds from the offgas from the oxidation of ethylene
05/05/1989WO1989003817A1 Process for the co-production of aromatic carboxylates and alkyl iodides
05/03/1989EP0314355A2 Separation process
05/03/1989EP0313910A2 Process for the separation of the organochlorine compounds from the residual gas of the ethylene oxidation
05/03/1989EP0313604A1 Electro-optical liquid crystal display element.
05/03/1989DE3734751A1 Intermediates and process for the preparation of sex pheromones of leaf miners
05/02/1989US4827060 Aluminium or iron chloride
05/02/1989US4827018 Carbonylation of aromatic iodide in presence of alkanol and nickel catalyst
04/1989
04/26/1989EP0313061A2 Improved process for the manufacture of 1,1,1-trifluorodichloroethane and 1,1,1,2-tetrafluorochloroethane
04/26/1989EP0312558A1 Perfluoroalkanes obtained by photochemical fluorination and use thereof as polymerization initiators.
04/18/1989CA1252800A1 Chlorinated derivatives of hexadecen, their preparation process and use in the synthesis of vitamin e
04/12/1989EP0310827A1 Process for the removal of metal halides from liquid, organic compounds not miscible with water
04/05/1989CN1032189A Azeotrope or azeotrope-like composition of trichlorotrifluoroethane, methanol and 1,2-dichloroethylene
04/05/1989CN1032159A chlorine removal process
04/04/1989CA1252119A1 Liquid phase chlorination of chlorinated methanes
03/1989
03/29/1989EP0309082A1 An azeotrope or azeotrope-like composition of trichlorotrifluoroethane, methanol and 1,2-dichlorethylene
03/29/1989EP0309071A2 Chlorofluorohydrocarbon compositions
03/29/1989EP0308923A1 Process for preparing halogenated alkane
03/28/1989US4816602 Process for the production of cycloalkanecarboxylic acids
03/21/1989US4814527 Catalytic process for ethylene dichloride
03/21/1989CA1251472A1 Continuous process for the radical chlorination of chloroalkanes
03/15/1989EP0306566A1 Disproportionation of selected chlorofluoromethanes
03/09/1989WO1989001927A1 New perfluoroalkanes and fluorination products thereof
03/07/1989US4810765 Cotelomers of vinilydene fluoride with fluorinated olefins and process for their preparation
03/07/1989US4810403 Halocarbon blends for refrigerant use
03/01/1989EP0305288A1 Process for the elimination of chlor
03/01/1989EP0305041A1 Preparation of iodonium and sulfonium triflates
03/01/1989EP0304808A1 Perfluorinated propyl derivative compounds
02/1989
02/28/1989US4808761 Completing conversion to methyl chloride, recovering same and hydrochloric acid
02/22/1989CN1031220A Synthesis for perfluoroalkyl bromide
02/21/1989US4806676 Carbonylation process for preparation of aromatic carboxylic esters and an alkyl iodide
02/15/1989CN1031073A Gas-phase fluorination process
02/14/1989US4804493 Stabilizers of oxy compounds and nitromethane; cleaning compounds for vapor defluxing printed circuit boards; storage stability
02/07/1989US4803296 Process for the co-production of aromatic carboxylates and alkyl iodides
02/07/1989US4803009 Stabilized azeotrope or azeotrope-like composition of 1,1,2-trichloro-1,2,2-trifluoroethane, methanol and 1,2-dichloroethylene
02/01/1989CN1030746A Synthesis of 1-chloro-1, 1-difluoroethane
01/1989
01/25/1989EP0300724A1 Process for the preparation of 1,1,1,2-tetrafluoroethane
01/18/1989EP0299614A2 Halocarbon blends for refrigerant use
01/18/1989EP0299026A1 Process for the co-production of aromatic carboxylates and alkyl iodides.
01/18/1989CN1030406A Oligo merization method for freon-contg. hexafluoropropylene
01/17/1989CA1248934A1 Method of preparing a catalyst for the synthesis of 1, 2-dichloroethane
01/17/1989CA1248745A1 N-methyl-pyrrolidone and chlorofluorinated hydrocarbons stable mixtures
01/11/1989EP0298870A1 Process for the synthesis of perfluoroalkyl bromides
01/11/1989EP0298662A1 Gas-phase fluorination process
01/11/1989EP0298117A1 Process for the co-production of aromatic carboxylates and alkyl iodides.
01/04/1989EP0297947A1 Process for the preparation of 1-chloro-1,1-difluoroethane
01/04/1989EP0297126A1 Phase transfer catalysis
01/03/1989US4795837 In water containing an epoxide compound, a nitro compound, and a furan compound
12/1988
12/28/1988CN88103467A Halohydrocarbon mixture for use as freezing-mixture
12/27/1988US4794204 Process for the removal of dimethyl ether in methyl chloride
12/27/1988US4794200 Metal, sulfur dioxide or alkali metal dithionate with bromotrifluoromethane; adding iodine dissolved in carboxylic or sulfonic acid
12/20/1988CA1247141A1 Fluorination process
12/20/1988CA1247131A1 Process for preparing compounds containing a difluoromethylene or a trifluoromethyl group
12/14/1988EP0238569B1 Process for the manufacture of cycloalkane carboxylic acids
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