Patents
Patents for C07C 21 - Acyclic unsaturated compounds containing halogen atoms (4,465)
05/1988
05/03/1988CA1236120A1 Preparation of 2-halo-1-alkenes and acrylate esters from hydrocarbons streams
04/1988
04/26/1988US4740640 Perchlorofluorinated hydrocarbons and process for their preparation
04/20/1988EP0264065A1 Process for the preparation of vinyl chloride by thermal dissociation of 1,2-dichloroethane
04/12/1988US4737594 Process for the manufacture of vinyl chloride
03/1988
03/29/1988US4734526 Ammonium dihydrogenotrifluorides
03/15/1988CA1234157A2 Process for producing 1,1,2,3-tetrachloropropene
03/15/1988CA1234156A2 Process for producing 1,1,2,3-tetrachloropropene
03/01/1988CA1233485A1 Process for the production of methallyl chloride
02/1988
02/02/1988CA1232291A1 Process for preparing vinyl chloride monomer
01/1988
01/26/1988US4721604 Heat exchangers
01/20/1988EP0253410A1 Process for preparing hydrogen containing fluoroethylenes and chlorofluoroethylenes from chlorofluoroethanes
01/19/1988US4720591 Preparation of chloro-olefins
01/19/1988CA1231727A1 Process for coupling telomers of chlorotrifluoroethylene
12/1987
12/16/1987CN87102227A Process for preparing chlorinated solvent from dichloropropane mixture
12/08/1987CA1230132A1 Process for producing 1,1,2,3-tetrachloropropene
12/08/1987CA1230131A1 Preparation of chlorotrifluoroethylene and trifluoroethylene
12/08/1987CA1230129A1 Diacetylenes having liquid crystal phases
12/02/1987EP0247484A1 Halogen olefines
11/1987
11/24/1987CA1229626A1 Process for the manufacture of trans-1,1,2,3,4,4- hexabromo-2-butene (hbb) by the bromination of diacetylene
11/10/1987CA1229098A1 Process for the production of unsaturated dichloroisobutenes
10/1987
10/20/1987CA1228369A1 Process for the thermal cleavage of 1,2- dichloroethane
10/14/1987EP0241335A1 1-substituted conjugated alka-(E,Z)-diene compounds and a method for the preparation thereof
09/1987
09/30/1987EP0238569A1 Process for the manufacture of cycloalkane carboxylic acids.
09/16/1987EP0236898A1 Method for the production of 3-fluoro-2-(fluoromethyl)-propene and the new compound 3-fluoro-2-(chloromethyl)-propene
09/02/1987EP0234637A1 Process for the liquid phase dehydrochloration of halogenoalkanes in the presence of an organic chlorinated product as initiator
09/02/1987EP0234002A1 Process for converting a 1,1,1-trifluoroalkane into a 1,1-difluoroalkene
09/01/1987US4691067 Catalytic process for coupling telomers of chlorotrifluoroethylene
08/1987
08/26/1987EP0233834A1 Insecticidal trifluormethyl alkane derivatives
08/18/1987CA1225666A1 Process for the production of 2,3-dichlorobutadiene- (1,3)
08/12/1987CN87100438A Insecticidal triffluormethyl alkane derivatives
07/1987
07/21/1987US4681977 Preparation of chloro-olefins
06/1987
06/16/1987EP0225617A1 Production of vinyl chloride by thermal decomposition of 1,2-dichloroethane
05/1987
05/26/1987US4668830 Process for the preparation of compounds containing a difluoromethylene or trifluoromethyl group
05/12/1987US4665244 Chlorinated derivatives of hexadecene, their preparation and their use in the synthesis of vitamin E
05/12/1987US4665243 Process for preparing vinyl chloride monomer
04/1987
04/09/1987WO1987002034A1 Process for the manufacture of cycloalkane carboxylic acids
03/1987
03/31/1987US4654448 Process for the synthesis of hexafluorobutadiene and of higher perfluorinated dienes
03/31/1987CA1219881A1 Extraction of halogenated hydrocarbons from aqueous solutions using phosphine oxides on inert supports as the extractant
03/17/1987US4650914 Multistep from ethylene and carbon tetrachloride
03/03/1987CA1218678A1 Process for the manufacture of chloroprene
01/1987
01/13/1987US4636076 Displacement measuring apparatus and method
01/06/1987US4634778 Process for preparing chlorinated ethylenic derivatives
12/1986
12/30/1986EP0205892A1 Process for the synthesis of hexafluorobutadiene and of higher perfluorinated dienes
12/23/1986CA1215546A1 Process for recovering noble metals belonging to group viii of the periodic system of the elements from a contaminated catalyst solution originating from the carbonylation of methyl acetate and/or dimethylether
12/16/1986US4629816 Process for the production of 2,3-dichlorobutadiene-(1,3)
12/09/1986CA1215070A1 Process for preparing chlorinated ethylenic derivatives
11/1986
11/04/1986US4621126 Group transfer polymerization employing tris(disubstituted amino)sulfonium perfluorocarbanion salts as catalysts
10/1986
10/21/1986US4618734 Method of making and polymerizing perfluoroalkylene acetylene compounds
10/14/1986US4617363 ω-perfluoroalkyl-α-olefin polymers
10/07/1986US4615962 Conjugated polymers coupled to silicon substrate
09/1986
09/24/1986EP0195719A1 Continuous process for cracking 1,2-dichloroethane
09/23/1986US4613709 Process for the pyrolytic dehydrochlorination of haloalkanes in the presence of an initiator based on chlorinated product and the initiator employed in such a process
09/23/1986US4613708 Branched perfluoroalkyl-1,2-ethenes, their preparation and their use as oxygen carriers
09/17/1986CN86101742A Continuous process for cracking 1,2-dichloroethane
09/03/1986EP0193202A2 Omega-perfluoroalkyl-alpha-olefin polymers
08/1986
08/13/1986EP0190523A1 Process for the preparation of compounds bearing a difluoromethylene or trifluoromethyl group
08/12/1986US4605800 Dehydrochlorination of 3,4-dichlorobut-1-ene using flow temperature steam-striping; continuous process; efficiency
08/06/1986EP0189448A1 Agent for the fluoridation of organic compounds particularly acetylenic compounds, preparation process thereof and utilization thereof in nucleophilic substitution or addition reactions.
07/1986
07/29/1986US4603147 Biocidal fluoroalkanes and fluoroalkenes
07/16/1986EP0187643A2 Process for producing hydrocarbon fluoride
07/15/1986CA1207803A1 Dehydrohalogenation process
07/15/1986CA1207801A1 Process for stabilizing epoxide-containing perchloroethylene
06/1986
06/25/1986EP0185559A1 Process for the preparation of primary and/or tertiary alkyl halides
06/25/1986EP0185171A1 Process for the preparation of vinylidene chloride
06/24/1986CA1206487A1 Process for treating liquid chlorinated hydrocarbon wastes containing iron
06/04/1986EP0183590A1 Perchlorofluorinated hydrocarbons and process for their preparation
05/1986
05/14/1986EP0180998A2 Process for the pretreatment of 1,2-dichloroethane before its pyrolysis
05/14/1986EP0180995A2 Process for working up the pyrolysis products of the splitting of 1,2-dichloroethane with heat recovery
05/14/1986EP0180925A2 Process for the preparation of vinyl chloride by thermal splitting of purified 1,2-dichloroethane
05/10/1986CN85109028A Process for preparing perchlorofluorinated hydrocarbons
05/06/1986US4587367 Process for the production of dichloroisobutenes
04/1986
04/09/1986EP0177398A1 Chlorinated derivatives of hexadecene, their preparation and their use in the synthesis of vitamin E
04/08/1986US4580981 Fluorine-containing monomer and process for producing the same
02/1986
02/26/1986EP0172596A1 Process for the pyrolytic dehydrochlorination of halogenoalkanes in the presence of a chlorinated product as an iniator, and such an iniator
02/12/1986EP0171316A1 Process and apparatus for contacting at least two gaseous components reacting at high temperatures
02/05/1986EP0170205A2 Process for production of dihydromyrcenol and dihydromyrcenyl acetate
01/1986
01/29/1986EP0169711A2 Process for the production of 2-chlorobutenes from 2,3-dichlorobutane
01/16/1986WO1986000294A1 Agent for the fluoridation of organic compounds particularly acetylenic compounds, preparation process thereof and utilization thereof in nucleophilic substitution or addition reactions
01/08/1986EP0167097A1 Process for preparing chloroolefins
12/1985
12/18/1985EP0164404A1 Biocidal fluoroalkanes and fluoroalkenes
12/11/1985EP0164123A2 Tris(Disubstituted amino)sulfonium perfluorocarbanion salts and process for their preparation
12/10/1985US4557760 Heat treating catalyst with an ethyleneglycoldialkyl ether
12/03/1985CA1197525A1 Process for preparing vinyl chloride
11/1985
11/27/1985EP0162457A2 Catalytic dehydrohalogenation process
10/1985
10/30/1985EP0159508A2 Process for the preparation of dichloroisobutenes
08/1985
08/13/1985US4535194 Allylic rearrangement of 2,3,3-tetrachloropropenes using an anhydrous ferricchloride catalyst; prepartion of precursors
08/13/1985US4535184 Chemical intermediates
08/07/1985EP0150317A1 Process for preparing methallyl chloride
08/06/1985US4533473 Process for treating liquid chlorinated hydrocarbon wastes containing iron
07/1985
07/17/1985EP0148314A1 Hydrohalogenation of conjugated dienes in the presence of alcohols
07/03/1985EP0147217A2 Leukotriene antagonists
06/1985
06/20/1985WO1985002519A1 Biocidal fluoroalkanes and fluoroalkenes
06/19/1985EP0145554A2 Process for the preparation of chlorinated ethylenic compounds
05/1985
05/22/1985EP0142041A1 Process for the preparation of fluoralkyl-substituted alkanes or alkenes
04/1985
04/30/1985CA1186344A1 Branched bis-(perfluoroalcoyle)-1,2,-ethenes, process for preparing the same and their use as oxygen carriers
04/30/1985CA1186343A1 Process for preparing true acetylenic hydrocarbons containing a perfluorinated chain
04/17/1985EP0137679A1 Diacetylenes having liquid crystal phases
04/17/1985EP0137160A1 Process and installation for the recovery of hydrogen chloride from chlorinated hydrocarbon residues
04/09/1985US4510341 Process for producing chloroprene
03/1985
03/13/1985EP0133911A2 Process for the preparation of trans-1,1,2,3,4,4-hexabromo-2-butene by bromination of diacetylene
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