Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 301 - Preparation of oxiranes
Patents for C07D 301 - Preparation of oxiranes (10,136)
06/1982
06/15/1982US4335014 Washing with an aliphatic alcohol or ketone containing an amine, depositing compound of cesium or rubidium
06/08/1982CA1125267A1 Silver-containing carrier catalysts, process for their manufacture, and process for the manufacture of ethylene oxide using these catalysts
05/1982
05/25/1982USRE30945 Continuous epoxidation of propylene by perpropionic acid obtained by peroxidadation of propionic acid using an acid catalysts
05/18/1982US4330485 From hydrogen peroxide and acidf, solvent, water azeotrope, metal oxide catalyst
05/11/1982US4329208 Method and apparatus for converting ethylene to ethylene oxide
05/11/1982CA1123454A1 Process for preparing carboxylic peracids
04/1982
04/13/1982US4324699 Treating catalyst containing silver with solution of heavy alkali metal compound
04/06/1982CA1121365A1 Stabilization of cyclohexene oxide
04/06/1982CA1121147A1 Epoxidation reactive and its application to the epoxidation of polycyclic, cyclic or acyclic organic compounds being at least monoethylenically unsaturated
03/1982
03/23/1982US4321206 Ethylene oxide production
03/17/1982EP0047474A1 Process for the preparation of epoxides from alkylene carbonates
03/17/1982EP0047473A1 Process for the preparation of epoxides from alkylene carbonates
03/16/1982CA1120048A1 Process for the preparation of halogenoalkyl- substituted oxiranes
03/16/1982CA1120047A1 Process for the preparation of halogenoalkyl- substituted oxiranes
03/03/1982EP0046720A1 Process for preparing polyglycidyl ethers of polyphenols
02/1982
02/17/1982EP0046033A1 Method for asymmetric epoxidation
02/16/1982CA1118433A1 Preparation of polyglycidyl ethers of polyhydric phenols
02/16/1982CA1118430A1 Stable concentrated solution of glycidyltrimethylammonium chloride and process for preparing stable concentrated solutions of glycidyltrimethylammonium chloride
02/02/1982US4314086 From aliphatic halide with phenolate or naphtholate in presence oftertiary amine sequestering agent
02/02/1982CA1117515A1 Production of alkylene oxides and catalysts therefor
01/1982
01/19/1982CA1116543A1 Method for producing epoxides and glycols from alkenes
01/13/1982EP0043612A1 Polyglycidyl ethers of diphenylol alkanes, preparation and use in curable compositions
01/12/1982US4310442 Supported silver catalysts mixed with promoter metal compounds for the production of ethylene oxide
01/06/1982EP0043192A1 Process for the oxidation of olefinic compounds to olefine oxides or derivatives thereof
01/05/1982CA1115725A1 Catalytic expoxydation of olefins in the presence of borate derivatives
12/1981
12/29/1981CA1115261A1 Catalyst based on silver for the production of ethylene oxide
12/15/1981US4305844 Process for the preparation of silver catalysts for the production of ethylene oxide
12/15/1981CA1114357A1 Process for improving the activity of used supported silver catalysts
12/08/1981USRE30818 Removal of 2,3-butanedione with acrylic ester resin
12/08/1981US4304639 Process for the purification of olefine oxides
12/01/1981US4303587 In the presence of a boron containing catalyst
12/01/1981US4303586 In the presence of a boron containing catalyst
12/01/1981CA1113479A1 Process for the manufacture of furan compounds
12/01/1981CA1113463A1 3-(2-hydroxy-4-(substituted)phenyl) azacycloalkanes and derivatives thereof as analgesic agents and intermediates therefor
11/1981
11/25/1981EP0040345A1 1-Hydroxyethyl-azole derivatives, process for their preparation and their use in the regulation of plant growth and as fungicides
10/1981
10/28/1981EP0038446A2 Silver-supported catalyst and intermediate catalyst, preparation and use thereof
10/27/1981US4297287 Production of epoxides from lower alkane-1,2-diols
10/13/1981CA1110610A1 Silver based catalysts for the production of olefin oxides
10/06/1981CA1110260A1 Oxidation of olefins
10/06/1981CA1110258A1 Process for preparing oxirane compounds
09/1981
09/22/1981US4290959 Preparation of propylene oxide
09/08/1981US4288376 Barium compound as oxidation catalyst
09/08/1981CA1108632A2 Ethylene oxide production
09/01/1981CA1108165A1 Manufacture of propylene oxide
08/1981
08/26/1981EP0034206A1 Process for the epoxidation of cyclododecene or 3-tricyclodecene
08/25/1981US4285872 Method for producing glycidyl (metha)acrylate
08/19/1981EP0033763A1 Process for the preparation of 1,2-epoxy-5,9-cyclododecadiene
08/19/1981EP0033762A1 Process for the preparation of 1,2-epoxycyclooctane
08/18/1981US4284573 Preparation of glycidyl ethers
08/05/1981EP0033110A1 Process for the production of epoxyalkanes
08/05/1981EP0032990A1 Process for the epoxidation of olefinically unsaturated compounds
08/05/1981EP0032989A1 Process for preparing alpha epoxides containing from 11 to 24 carbon atoms
08/04/1981US4282159 Olefin is reacted with iodine to form iodohydrin and hydrogen iodide; iodohydrin is converted to epoxide; hydrogen iodide with oxidation imidazole-copper complex catalysts yields iodine
07/1981
07/15/1981EP0031883A1 Antimicrobial agent containing hydroxy butylimidazole derivatives
07/14/1981US4278562 Manufacture of an ethylene oxide catalyst
07/08/1981EP0031537A1 Process for preparing oxiranes
07/08/1981EP0031435A1 Process for preparing glycidyl ethers of monovalent or polyvalent phenols
07/07/1981US4277405 Production of epoxy compounds from olefinic compounds
06/1981
06/30/1981US4276223 Decarboxylation of cyclic carbonate, manganese salt catalyst
06/30/1981CA1104113A1 Silver based catalysts and method for preparing ethylene oxide
06/23/1981CA1103687A1 Oxidation of olefins to oxirane compounds with periodate compounds
06/23/1981CA1103651A1 Process for improving the activity of used supported silver catalysts
06/16/1981CA1103263A1 Preparation of ethylene oxide
06/09/1981US4272443 Silver-containing carrier catalysts, process for their manufacture, and process for the manufacture of ethylene oxide using these catalysts
06/09/1981CA1102779A1 Process for improving the performance of silver catalysts
06/03/1981EP0029784A2 Process for separating ethylene oxide and dichlorodifluoromethane from a mixture containing air in addition thereto
06/02/1981US4271033 Transition metal complex catalysts
06/02/1981CA1102488A1 Method for the preparation of liquid epoxy resins
05/1981
05/26/1981US4269940 Biooxidation of aliphatic hydrocarbons to primary and secondary alcohols and ketones by methane-grown microorganisms; aerobic conditi
05/26/1981CA1101877A1 Process for recovery of ethylene oxide containing low levels of aldehydic impurities
05/12/1981US4267330 Condensation of a halo-, sulfoakloxy-, or opoxyaldehyde with a dialkyl 1,2,3,4,5,6-hexahydroazepino/4,5-b/indole-5,5-dicarboxylate; alkaloids
05/12/1981US4267124 From the acid and hydrogen peroxide, acid catalyst
05/12/1981US4267073 Ethylene oxide catalyst
05/06/1981EP0028136A1 Process for the production of D-Glucosone and D-Fructose
05/05/1981US4266034 Method for producing microbial cells and use thereof to produce oxidation products
05/05/1981US4265821 By catalytic pyrolysis using lanthanum iodide
05/05/1981CA1100520A1 No translation available
04/1981
04/28/1981CA1100143A1 Process for the production of ethylene oxide
04/15/1981EP0026827A1 Process for producing ethylene oxide
04/14/1981US4262143 Hydroxide or salt of sodium or potassium to increase yield of ethylbenzene hydroperoxide
04/14/1981US4261906 Process for making vicinal epoxides
04/08/1981EP0026533A1 Process for the recovery of carboxylic acids from mixtures containing glycol esters derived from these acids
04/01/1981EP0025963A1 Process for improving the activity of silver-support catalysts
03/1981
03/31/1981US4259247 Process for the production of ethylene oxide
03/24/1981US4257967 Catalyst composition and method for oxidation of ethylene to ethylene oxide and method of catalyst manufacture
03/24/1981US4257966 From the corresponding cyclic carbamate
03/24/1981US4257948 Hydrogen peroxide and hexachloroacetone
03/18/1981EP0025381A1 Process for the production of percarboxylic acids
03/17/1981US4256650 Oxidation of propylene and acetaldehyde using boride of tantalum, molybdenum or nitrogen as catalyst
03/17/1981US4256649 Synthesis of olefinic oxides from olefin and oxygen
03/17/1981US4256604 Method for mixing gases and apparatus used therefor
03/11/1981EP0024628A1 Preparation of ethylene carbonate
03/10/1981US4255341 Catalyst and process for producing ethylene oxide
03/10/1981CA1097367A1 Process for the preparation of propylene oxide
02/1981
02/10/1981US4250101 Intermediates for 2,5-dialkyl-4-hydroxy-2,3-dihydrofuran-3-one organoleptics
02/10/1981US4249917 Sterilization gas separation process
02/03/1981US4248741 Method of making catalysts for the production of ethylene oxide
02/03/1981US4248740 Process for preparing silver-supported catalyst for the production of ethylene oxide
02/03/1981CA1095066A1 Process for the epoxydation of olefins with arsenic catalysts
02/03/1981CA1095065A1 Process for the epoxydation of olefins by hydrogen peroxide
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