Patents
Patents for B01J 27 - Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds (30,090)
10/1994
10/25/1994US5359141 Process for the production of polynuclear aromatic polyamines
10/25/1994US5359137 Reacting with carbon monoxide and water in presence of rhodium catalyst and iodide or bromide promoter
10/25/1994US5359134 Alkylation of p-xylene with cyclohexane, dehydrogenation and oxidation and separation
10/25/1994US5359133 Oxidizing xylene isomer in presence of catlayst, extraction and post-oxidation stages
10/25/1994US5359113 Method for maintaining catalytic activity during a hydrosilylation reaction
10/25/1994US5359109 Surface-active siloxane coating compounds and their use in coatings
10/25/1994US5359094 Preparation of glyceryl carbonate
10/25/1994CA1332744C Process for purifying methyl methacrylate
10/21/1994CA2121733A1 Paraffins alkylation catalyst
10/19/1994EP0620205A1 Process for producing acetic acid
10/19/1994EP0620042A1 Hydrogenation catalyst-based on metallic platinum partially poisoned by finely divided sulfur
10/19/1994EP0619822A1 Method for making steroidal peracyl glycosides
10/19/1994EP0619803A1 Process for the manufacture of adipic acid.
10/19/1994CN1093700A Process for the preparation of 2-alkyl-6-methyl-N-(1'-methoxy-2'-propyl)-aniline and a process for the preparation of their chloracetanilides
10/18/1994US5356846 Impregnating alkaline form of zeolite with salt solution followed by sulfurization with hydrogen sulfide
10/18/1994US5356752 Compounds with acid-labile protective groups useful in positive-working radiation-sensitive mixtures
10/18/1994CA1332643C Electronic conductive polymers doped by heteropolyanions, their preparation process and their use in chemical and electrochemical catalysis
10/18/1994CA1332606C Preparation of substituted and unsubstituted 2- carbamoyl nicotinic and 3-quinolinecarboxylic acids
10/13/1994WO1994022978A1 Brominated diphenylalkane products and processes
10/13/1994WO1994022824A1 Process for preparing 3-methylpiperidine and 3-methylpyridine by catalytic cyclisation of 2-methyl-1,5-diaminopentane
10/13/1994WO1994022803A1 Process for producing acetic acid
10/13/1994WO1994022575A1 Method of regenerating catalyst
10/13/1994DE4311621A1 Process for the depolymerisation of polycaprolactam
10/13/1994CA2159486A1 Process for producing acetic acid
10/12/1994EP0618915A1 A reduction method for substituted 5-methylene-thiazolidinediones
10/12/1994EP0618841A1 Method of producing alkaline-earth phosphates containing hydrophobic groups
10/12/1994EP0452504B1 N-(3',4'-dimethoxycinnamoyl)anthranilic acid
10/11/1994US5354938 Addition of perfluoro compounds
10/11/1994US5354936 Using solid catalyst prepared from waste shellfish or shells thereof
10/11/1994US5354928 Process for the manufacture of 1,1,1,2-tetrafluorochloroethane and of pentafluoroethane
10/11/1994US5354927 Process for preparing 1,1,1-trifluoro-2,2-dichloroethane by hydrofluorination in the presence of catalysts
10/11/1994US5354897 Process for obtaining orthohydroxymandelic acid and its salts
10/11/1994US5354887 Preparation of hexene-1,6-dioic acids
10/11/1994US5354886 Catalysts on inorganic carriers for producing ethylidene diacetate
10/11/1994US5354857 Metal phthalocyanine catalysts
10/11/1994US5354722 Vanadium (IV)-containing NASICON materials
10/05/1994EP0618184A1 Process for the preparation of carboxylic acids or corresponding esters in presence of a catalyst based on rhodium and iridium
10/05/1994EP0618183A1 Process for the preparation of carboxylic acids or corresponding esters in presence of a catalyst based on rhodium and iridium
10/05/1994EP0618009A1 Method for stabilizing rhodium compound
10/05/1994EP0618007A1 Sulfur dioxide regeneration of superacid catalyst
10/05/1994EP0455644B1 Production of allyl chloride
10/05/1994EP0449918B1 Improved process for producing esters of (meth)acrylic acid and polyhydric alcohols (i)
10/05/1994CN1026101C Process for preparing pentafluorodichloropropanes
10/04/1994US5352847 Etherification; reacting with methanol
10/04/1994US5352422 Process for the selective oxidation of sulphur compounds to elemental sulphur
09/1994
09/29/1994WO1994021624A1 Oxidation of ketones
09/29/1994WO1994021586A1 Carboxylic acid isomerisation method
09/29/1994WO1994021583A1 Oxidation of alcohols
09/29/1994WO1994021580A1 Production of difluoromethane
09/29/1994WO1994021579A1 Production of difluoromethane
09/29/1994WO1994021564A1 Process for reducing the volume of halogenated organic compounds in aqueous systems
09/29/1994WO1994021376A1 Synthesis of higher alcohols
09/29/1994WO1994021358A1 Method for the direct high-selectivity catalytic oxidative conversion of a low concentration of h2s in a gas into sulphur, and catalyst therefor
09/29/1994CA2157385A1 Oxidation of ketones
09/29/1994CA2156418A1 Process for isomerizing carboxylic acids
09/29/1994CA2135908A1 Method for the direct high-selectivity catalytic oxydative conversion of a low concentration of h2s in a gas into sulphur, and catalyst therefor
09/28/1994EP0616847A1 Solid acid catalyst for paraffin conversion and process for paraffin conversion using the same
09/28/1994EP0616554A1 Catalyst treatment process
09/28/1994EP0474644B1 The use of calcined hydrotalcites as catalysts for ethoxylating or propoxylating fatty acid esters
09/28/1994CN1026000C Method of manufacturing alkylhalosilanes
09/27/1994US5350877 Process for the improved production of (meth)acrylic acid esters of polyhydric alcohols (I)
09/27/1994CA1332174C Superior catalysts for preparation of 3-amino-2,2,4,4- tetramethylthietane via the leuckart reaction
09/21/1994EP0451199B1 Processes using aluminum fluoride catalyst compositions for preparing haloethanes containing fluoride
09/20/1994US5349096 Catalysis using phosphoric acid on porous, pure, high crush strength, siliceous support
09/20/1994US5349092 Process for producing catalysts for synthesis of unsaturated aldehydes and unsaturated carboxylic acids
09/20/1994US5348927 Dechlorination of oxidation catalysts using hydrogen chloride as a reducing agent for vanadium
09/20/1994US5348643 Catalytic conversion with improved catalyst
09/20/1994CA2016203C Catalyst system containing an autoacceleration inhibitor
09/15/1994WO1994020439A1 Process for producing 2,3-dimethyl-2-butene
09/15/1994WO1994020213A1 Catalyst regeneration
09/15/1994WO1994020212A1 Method for the preparation of supported hydrogenation and hydrotreating catalysts
09/15/1994WO1994020211A1 Production of attrition-resistant catalyst binders through use of delaminated clay
09/15/1994CA2158025A1 Method for the preparation of supported hydrogenation and hydrotreating catalysts
09/14/1994EP0614699A1 Process for the recovery of spent fluorinated sulphonic acid catalyst in an alkylation process
09/14/1994EP0435989B1 Process for the preparation of aromatic nitriles
09/14/1994CN1091998A Catalysts for the production of maleic anhydride containing vanadium-phosphorus oxide with selected promoter elements
09/13/1994US5347067 Alkylation process
09/13/1994US5347065 Sulfolane and hydrogen fluoride
09/13/1994US5347059 Reacting hexachloropropane with hydrogen fluoride
09/13/1994US5347058 Process for the production of fluorinated olefins
09/13/1994US5347031 Catalysts used for producing carbonic acid esters and methods of producing carbonic acid esters using the same
09/13/1994US5346972 Containing transition metal compound and organoaluminum compound as cocatalyst
09/13/1994US5346685 Synthetic porous crystalline MCM-51, its synthesis and use
09/13/1994US5346676 Apparatus of alkylation using alkanes and olefins
09/07/1994EP0530238B1 Activation of noble metal catalysts for use in hydrodehalogenation of halogen-substituted hydrocarbons containing fluorine and at least one other halogen
09/07/1994CN1091767A Method for removal of arsenic from hydrocarbon through prevulcanization collector
09/06/1994US5345027 Alkylation of isoparafin with olefin in downflow reactor in the presence of a catalyst
09/06/1994US5345017 Removal of fluorine and reaction with hydrogen chloride
09/06/1994US5344987 Process for preparing diphenylamines
09/06/1994US5344986 Amino phenoxy compounds and process for their preparation
09/06/1994US5344983 Amination of gamma-cyanoketones, hydrogenation
09/06/1994US5344977 Process for the preparation of 2,3-dibromopropionyl chloride
09/06/1994US5344972 Isomerization, methyl formate and carbon monoxide
09/06/1994US5344629 Nitrogen oxide decomposition
09/06/1994CA1331876C High surface area rhenium sulfide hydrodesulfurization catalysts prepared by an aqueous technique and a process for using them
08/1994
08/31/1994EP0612748A1 Process for the preparation of pyromellitic dianhydride (PMDA)
08/31/1994EP0612711A1 Process for the hydroxycarbonylation of lactones
08/31/1994EP0612709A1 Purification of pentafluoroethane
08/31/1994EP0612706A1 Process for producing monoalkenylbenzenes
08/31/1994EP0466942B1 Composition comprising epoxy compounds having hydroxyl group and process for producing the same