Patents
Patents for C07D 301 - Preparation of oxiranes (10,136)
02/1981
02/03/1981CA1095064A1 Boride catalyst for epoxidizing olefinic compounds
01/1981
01/28/1981EP0023014A1 Process for preparing hexafluoropropene oxide
01/27/1981US4247641 Method for producing epoxides and glycols from alkenes
01/27/1981CA1094535A1 Ethylene oxide catalysis
01/20/1981US4246347 Enzymatic conversion to d-glucosone, hydrogenation to d-fructose
01/14/1981EP0022396A1 Process for the preparation of percarboxylic acids
01/13/1981CA1093569A1 Process for the manufacture of polycarboxylic acid polyglycidyl esters
01/13/1981CA1093542A1 Modified ethylene oxide catalyst
01/07/1981EP0021927A1 Process for the preparation of aryl ethers
01/07/1981EP0020962A1 Process for increasing the activity and for extending the high-selectivity duration time of silver support catalysts for use in the synthesis of ethylene oxide
01/06/1981US4243599 Stabilization by dipicolinic acid of the epoxidation of a lower olefin with per-p-toluic acid
01/06/1981US4243492 Distillation, sodium chloride or sodium sulfide, polymerization inhibition
01/06/1981CA1093056A1 Process for improving the activity of used supported silver catalysts
01/06/1981CA1093055A1 Production of alkylene oxides and catalysts therefor
01/06/1981CA1093054A1 Process for preparing modified silver catalysts
01/06/1981CA1093053A1 Ethylene oxide production
12/1980
12/30/1980US4242285 Novel 2,6-dinitrophenyl selenium compounds and their use as epoxidation catalysts
12/30/1980US4242235 Impregnating a refractory support having bimodal porosity with a silver compound or complex
12/23/1980US4240885 Oxidation of organics in aqueous salt solutions
11/1980
11/26/1980EP0019322A1 Process for the preparation of olefinic oxydes
11/25/1980US4235757 Ethylene epoxidation catalyst
11/25/1980CA1090361A1 Process for the catalytic epoxydation of olefins
11/12/1980EP0018471A1 Process for activating or reactivating silver support catalysts
11/11/1980US4233221 Ethylene, oxidation, silver catalyst, absorption, stripping, carbon dioxide, ion exchange resin
11/11/1980US4233202 Process for the purification of epoxy compounds
10/1980
10/29/1980EP0018040A1 Process for the preparation of polyglycidyl ethers of polyhydric phenols and polyglycidyl ethers so prepared
10/29/1980EP0017725A1 Process for preparing silver catalysts for the preparation of ethylene oxide
10/21/1980US4229321 Abrading surface after impregnating support and depositing cesium or rubidium promotor
10/15/1980EP0017294A1 Process for the purification of olefin oxides
10/14/1980US4228084 Process for the production of glycidyl methacrylate
10/14/1980CA1087619A1 Process for the preparation of propylene oxide
10/07/1980US4226782 Production of alkylene oxides and catalysts thereof
10/07/1980US4226780 From propylene glycol, catalyst, alkali metal carboxylate
09/1980
09/23/1980US4224223 Preparation of alkylene carbonates from olefins
09/23/1980US4224194 Process for preparing an ethylene oxide catalyst
09/23/1980CA1086326A1 Cracking of mixtures containing hydroxyesters
09/09/1980US4221727 Ethylene oxide recovery
08/1980
08/20/1980EP0014457A2 Process for preparing and regenerating supported catalysts and their use in the preparation of ethylene oxide
08/12/1980US4217310 Stabilization of cyclohexene oxide
08/12/1980US4217287 Epoxidation of alpha-olefins
08/05/1980US4216156 Mixing with excess water to form monohydrate; ecaporation
07/1980
07/29/1980US4215061 Zirconium
07/29/1980US4215060 Boride catalyst for epoxidizing olefinic compounds
07/29/1980US4215059 Tungsten, molybdenum, chromium
07/22/1980CA1082199A1 Derivatives of indazole and the preparation thereof
07/15/1980US4212772 Silver, alkali metal compounds and a carrier
07/09/1980EP0013258A1 Propenyl-substituted phenolglycidyl ethers, process for their preparation and their use
07/01/1980CA1080873A1 Compositions of 2,2-dialkylepoxides and polyvinylchloride resins
07/01/1980CA1080727A1 Preparation of epoxides
06/1980
06/24/1980CA1080239A1 Process for the recovery of ethylene oxide
06/24/1980CA1080132A1 Graduated particulate backwashable filter medium
06/10/1980US4207210 Silver with higher alkali metal
06/03/1980US4206128 Ethylene oxide production
06/03/1980CA1078857A1 Process for producing per-p-toluic acid and utilizing the same
05/1980
05/28/1980EP0011356A1 Catalyst, method of manufacture, and method of catalytic oxidation of ethylene
05/28/1980EP0011126A2 Process for the protection of ethylene-oxide producing and handling plants against ethylene-oxide decomposition and ethylene-oxide producing and handling plants which are protected against ethylene-oxide decomposition
05/20/1980US4203910 Boride catalyst for epoxidizing olefinic compounds
05/14/1980EP0011057A1 Process for the preparation of vincadifformine and derivatives thereof, intermediates obtained during this process and process for their preparation
05/13/1980CA1077505A1 Process for simultaneously producing p-toluic acid and alkylene oxide
05/13/1980CA1077503A1 Process for the manufacture of polycarboxylic acid polyglycidyl esters
04/1980
04/29/1980CA1076546A1 Process for reactivating silver catalysts used in the manufacture of ethylene by direct oxidation
04/08/1980US4197161 Process for the recovery of catalysts in the epoxidation and hydroxylation of olefinic compounds
04/02/1980EP0009262A1 Epoxidation of olefins using in situ generated hydrogen peroxide
03/1980
03/18/1980US4193929 Epoxidation
03/11/1980US4192810 Preparation of vicinal epoxides
03/05/1980EP0008496A1 Improved catalyst and process for oxidation of organic substrates by hydrogen peroxide
03/05/1980EP0008358A1 Bis-epoxy-dialkoxy alkanes, their preparation and their use
02/1980
02/26/1980US4190533 Filter method
02/26/1980CA1072570A1 Process for the preparation of substituted trans-epoxy-cis-alkenes
02/26/1980CA1072533A1 Method for making multimetallic catalysts and catalysts produced thereby
02/19/1980CA1072069A1 Epoxidizing process
02/05/1980CA1071219A1 Production of olefin oxides
01/1980
01/29/1980US4186106 Treating with cesium or rubidium compound
01/29/1980CA1070703A1 Epoxidation
01/23/1980EP0007176A2 Method for producing epoxides and glycols from alkenes
01/09/1980EP0006615A1 Process for preparing epihalohydrin enantiomers
01/08/1980US4182722 Ion-exchanged transition metal catalysts for the direct oxidation of olefins to epoxyalcohols
01/08/1980CA1069458A1 Process for isolating propylene glycol diesters in the preparation of propylene oxide
12/1979
12/04/1979US4177196 Epoxidation
12/04/1979US4177169 Impregnating with solution of compound of cesium or rubidium in two or more steps, using catalyst after each impregnation step
11/1979
11/27/1979CA1067061A1 Recovery of catalysts in a fluidized bed
11/14/1979EP0005388A1 Catalysts containing silver for the preparation of ethylene oxide
10/1979
10/31/1979EP0005100A1 Epoxidation reagent and its use for the epoxidation of acyclic, cyclic or polycyclic organic compounds containing at least one ethylenic unsaturation
10/30/1979US4172840 Epichlorohydrin from allyl chloride and perpropionic acid
10/16/1979US4171446 Intermediates for adrenergic blocking agents
10/09/1979CA1064045A1 Process for preparing oxirane compounds
10/09/1979CA1064008A1 Process for the preparation of globular silica particles
10/03/1979EP0004407A2 Process for the production of peracids and their use for the preparation of epoxides from olefins
09/1979
09/25/1979US4169099 Catalyst and process for producing ethylene oxide
09/19/1979EP0004019A2 Process for the purification of epoxides
09/18/1979US4168274 Production of a peracid and an oxirane
09/18/1979US4168247 Catalysts for the production of alkylene oxides
09/18/1979CA1062691A1 Catalyst for preparation of ethylene oxide
09/05/1979EP0003858A1 A process for selectively removing minor amounts of beta-chloroacroleins and 5,6-epoxyhexene-1 from epichlorohydrin
09/04/1979CA1061793A2 Catalyst for preparation of ethylene oxide
08/1979
08/28/1979CA1061355A1 Process for producing glycidyl methacrylate
08/22/1979EP0003642A2 Production of olefine oxides
08/07/1979CA1060033A1 Continuous process for the preparation of propylene oxide
07/1979
07/17/1979CA1058634A1 Process for producing pure racemic acid and mesotartaric acid
07/11/1979EP0002977A1 Silver-containing catalyst for the production of ethylene oxide
1 ... 90 91 92 93 94 95 96 97 98 99 100 101 102