Patents
Patents for C07C 21 - Acyclic unsaturated compounds containing halogen atoms (4,465)
06/1981
06/09/1981US4272456 Derivatives of 8-dehydro-vitamin A and their preparation
06/03/1981EP0029575A1 1-Halo-4-decene compounds
06/02/1981US4271325 Dehydrohalogenation, stannic chloride catalyst
05/1981
05/26/1981US4269780 Catalysts comprising carbene metal complexes and metal halides and oxyhalides as activators; polymerization inhibition
05/20/1981EP0028760A1 Process for the preparation of 1,1-dibromobutadiene
03/1981
03/31/1981US4259263 Halogenated hydrocarbons and a method for their preparation
03/18/1981EP0025039A1 Recovery of alkanol from bleed streams in chloroprene production
03/11/1981EP0024405A1 Recovery of alkanol in the production of chloroprene
03/11/1981EP0024404A1 Recovery of alkanol in chloroprene production
02/1981
02/24/1981CA1096406A1 On-stream maintenance of fluidized solid solution catalysts
02/17/1981CA1095936A1 Preparation of 1-chloro-2-trifluoromethyl-3,3,3- trifluoropropene from isobutane
02/11/1981EP0023598A1 Process for the preparation of 1,1-dichloro alkenes
01/1981
01/21/1981EP0022607A1 Process for the preparation of halogenated hydrocarbons
01/21/1981EP0022606A1 Process for the manufacture of halogenated hydrocarbons
01/13/1981US4244892 Chlorination of propylene with hydrogen chloride; catalyst of manganese dioxide, leaned manganese ore
01/07/1981EP0021521A2 Process for the preparation of dihalovinyl compounds
01/07/1981EP0021381A1 Process for the recovery of pyrolysis energy in the preparation of vinyl chloride through thermal cracking of 1.2-dichloroethane
12/1980
12/09/1980CA1091256A1 Preparation of 1-chloro-2-trifluoromethyl-3,3,3- trifluoropropene from isobutane
11/1980
11/11/1980US4233252 Premixing chlorine with part of butadiene, introducing a large excess or butadiene downstream
11/11/1980US4233230 Process for preparing olefins by metathesis of cyclic olefins with acyclic olefins
11/04/1980CA1088889A1 Process for working up liquid chlorohydrocarbon residues
10/1980
10/28/1980US4230668 Process and apparatus for producing halogenated unsaturated hydrocarbons
10/07/1980CA1087213A1 Process for the producton of 1,1-difluoroethylene from acetylene
10/01/1980EP0016505A1 Process for the preparation of dihalovinyl compounds
09/1980
09/30/1980US4225520 Process for the manufacture of vinyl chloride
09/30/1980US4225404 Perfluoroolefin and perfluoroparaffin mixture and process for making same
09/30/1980CA1086778A1 Process for the manufacture of 1,1-dihalo-4-methyl-1, 3-pentadienes
09/18/1980WO1980001912A1 Recovery of alkanol in the production of chloroprene
09/18/1980WO1980001911A1 Recovery of alkanol in chloroprene production
09/18/1980WO1980001910A1 Recovery of alkanol from bleed streams in chloroprene production
09/17/1980EP0015665A1 Manufacture of vinyl chloride
09/17/1980EP0015625A1 Process for the treatment of heavy products resulting from the production of chlorinated hydrocarbons
09/16/1980US4222823 Gentle concentration before thermal decomposition
08/1980
08/26/1980CA1084521A1 Ethynylbenzene compounds and derivatives thereof
08/05/1980US4216173 1,1-Dichloro-4-methyl-3-hydroxy-pent-1-ene
07/1980
07/29/1980US4215078 Dehydrochlorination, electrolysis of sodium chloride
07/01/1980US4210611 Heating in a polar aprotic solvent
06/1980
06/10/1980US4207267 Dehydrochlorination of 1,2-dichloroethane
06/03/1980US4206140 Insecticides, anthelmintics
05/1980
05/27/1980CA1078411A1 Separation of 1,1-dichloroethane from 1,2-dichloroethane
05/20/1980CA1077965A1 Process for producing chloroprene
05/14/1980EP0010856A1 Halogenated hydrocarbons and a method for their preparation
05/14/1980EP0010855A1 Process for the manufacture of 1,2-dichloro-3,3-dimethylbut-1-ene
05/14/1980EP0010676A1 Process for the preparation of 1,1-difluoro-2-chloroethylene and its utilisation as a blowing gas or a blowing agent
05/14/1980EP0010672A1 Process for the preparation of 1-fluoro-1,2- dichloroethylene by dehydrochlorination of 1-fluoro-1,1,2-trichloroethane
03/1980
03/04/1980US4191712 Process for the preparation of 1,1-dihalo-4-methyl-1,3-pentadiene compounds
02/1980
02/26/1980CA1072532A1 Process for the oxychlorination of an alkane using a solid solution catalyst containing iron cations
02/19/1980CA1072126A1 Diene production
02/19/1980CA1071846A1 Catalytic oxidation of vinyl chloride
02/12/1980US4188347 Process for treating unreacted 1,2-dichloroethane from 1,2-dichloroethane cracking
02/05/1980CA1071240A1 Stabilized perchloroethylene
02/05/1980CA1071238A1 Purging tars and carbon from chlorinated hydrocarbon effluent
01/1980
01/22/1980CA1070333A1 Process for the preparation of 1,1-dihalo-1,3-dienes
01/15/1980CA1069943A1 Aqueous stream treatment in chlorinated hydrocarbon production
01/08/1980CA1069542A1 Process for the purification of solvents of the chlorinated hydrocarbon series
12/1979
12/18/1979CA1068303A1 Process for the purification of acetonitrile
12/11/1979US4178316 Method of preparing 1,1-difluoroethylene from acetylene
11/1979
11/27/1979CA1067102A1 Process for the preparation of 1,1-dichloro-4-methylpenta-1,3-diene
11/27/1979CA1066877A1 Separation of aqueous hydrogen chloride from gaseous chlorinated hydrocarbons
11/14/1979EP0005263A2 Process for the preparation of trichloroethylene
11/06/1979US4173654 Blood substitute
10/1979
10/02/1979US4169862 Low temperature catalytic combustion of chlorohydrocarbons
09/1979
09/18/1979US4168283 Process for drying copper containing catalyst waste
08/1979
08/28/1979CA1061365A1 Carbon dioxide removal from chlorinated hydrocarbon production system
08/08/1979EP0003398A1 Process for collecting hexachlorobenzene by-product from perchloroethylene
07/1979
07/31/1979US4162948 Method of dehalogenating halogenated hydrocarbon to yield elemental halogen
07/11/1979EP0002849A1 Process for the preparation of di-(halo)-vinyl compounds and di-(halo)-vinyl compounds produced thereby
06/1979
06/27/1979EP0002501A1 Process for recycling unreacted 1,2-dichloroethane from the cracking of 1,2-dichloroethane
06/27/1979EP0002477A1 Process for preparing 1,1-dihalo-4-methyl-1,3-pentadienes
05/1979
05/30/1979EP0002021A1 Catalytic dehydrohalogenation process
05/22/1979CA1054777A1 Oxidation of molten salts and recovery of chlorine values
05/16/1979EP0001905A1 Production of chloroprene
05/15/1979CA1054637A1 1,2,3,4,-tetrakis (perfluoroalkyl)-1,3,-butadienes and their preparation
04/1979
04/18/1979EP0001426A1 Method for dehydrating catalyst waste containing copper
04/17/1979CA1052726A1 Purification of vinyl chloride
04/10/1979US4148831 By photochlorination then pyrolysis
04/10/1979CA1052292A1 Removal of hydrogen fluoride from gaseous mixture by absorption on alkaline earth metal fluoride
04/04/1979EP0001301A1 Production of a mixture of dichlorobutenes from butadiene and chlorine
04/03/1979CA1051929A1 Process for the separation of cis- and trans-1,2-dichloroethylene from 1,1-dichloroethane by distillation and isomerization process for preparing 1,1,1-trichloroethane and method for the removal of cis- and trans-1,2-dichloroethylene from 1,1-dichloroethane by selective chlorination
03/1979
03/27/1979CA1051461A1 Production of chlorinated hydrocarbons
03/06/1979US4143087 Using a partially reduced bismuth oxide catalyst
03/06/1979CA1050050A1 Process for the manufacture of vinyl chloride
02/1979
02/21/1979EP0000847A1 Vinyl chloride monomer production
02/06/1979US4138355 Corrosion resistance, antimony trihalides, antimony pentahalides, hydrogen fluoride
01/1979
01/30/1979US4137055 Process for separating tetrafluoroethylene from nitrogen and carbon monoxide
01/30/1979CA1047540A1 Process for producing chlorinated derivatives of ethylene utilizing catalytic combustion for by-product disposal
01/09/1979US4133663 Heat exchanging, condensation/physical/
12/1978
12/19/1978US4130598 Dehydroisomerization of isobutene
12/12/1978US4129604 Recovering hydrogen chloride
12/05/1978CA1043819A1 Process for the preparation of tetrachloro-ethylene from tetrachloromethane
11/1978
11/28/1978CA1043359A1 Dehydrochlorination of 1,2-dichloroethane
11/21/1978CA1042924A1 Low temperature catalytic combustion of chlorohydrocarbons
11/14/1978US4125564 Process for producing chloroprene
11/07/1978CA1042020A1 Low temperature fluid bed catalytic combustion of chlorohydrocarbon waste stream
10/1978
10/24/1978CA1041125A1 Low temperature catalytic combustion of chlorohydrocarbons
10/10/1978US4119570 Solid solution catalyst containing iron cations for the oxychlorination of an alkane
10/10/1978US4119497 Reacting hydrogen cyanide and acrylonitrile impurities, azeotropic distillation
10/03/1978CA1039754A1 Method of preparing vinyl chloride from liquid ethylene dichloride
09/1978
09/26/1978CA1039316A1 Low temperature catalytic combustion of chlorohydrocarbons
09/19/1978US4115323 Catalyst and process for production of VCM
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