Patents for B01J 31 - Catalysts comprising hydrides, coordination complexes or organic compounds (46,446)
02/1991
02/05/1991US4990634 Novel tetracyanoanthraquinodimethane derivatives and process for producing same
02/05/1991EP0422019A4 Olefinic oligomers having lubricating properties and process of making such oligomers.
02/05/1991CA1279861C Catalyst assembly
02/03/1991WO1991001805A1 Liquid compositions and supported perfluorinated ion-exchange polymers
02/03/1991CA2064187A1 Liquid compositions and supported perfluorinated ion-exchange polymers
02/01/1991CA2022248A1 Process for producing n-phosphonomethylglycine
01/1991
01/30/1991EP0410901A1 Method of catalytic oxidation of alkanes to give mixtures of alcohols and ketones
01/30/1991EP0410689A1 Process for producing alkyl tertiary-alkyl ether and C5+ gasoline boiling range hydrocarbons
01/30/1991EP0410613A1 Synthesis of alpha-hydroxy ketones
01/30/1991EP0410443A1 Organosilane compounds
01/30/1991EP0410279A1 Hydroformylation process
01/30/1991EP0410182A2 A new technique for rapid peptide coupling
01/30/1991EP0409855A1 Extraction of crude methanol and conversion of raffinate
01/30/1991EP0409834A1 Process for the co-production of aromatic carboxylate and alkyl iodides
01/30/1991CN1048865A 2,4-dimethyl-6-3-alkylphenols
01/30/1991CN1048847A Process for preparing aromatic nitriles
01/30/1991CA2022103A1 Process for the preparation of ketals
01/29/1991US4988652 Process for recovering catalyst for use in preparing α-(4-isobutylphenyl)propionic acid
01/29/1991CA2022188A1 Process for producing alkyl tertiary-alkyl ethers and c5+gasoline boiling range hydrocarbon
01/29/1991CA1279657C Process for making 1,3-glycols from epoxides
01/29/1991CA1279468C Hydrofining process for hydrocarbon containing feed streams
01/27/1991CA2021137A1 Synthesis of alpha-hydroxy ketones
01/27/1991CA2020915A1 Hydroformylation
01/24/1991DE3923979A1 Verfahren zur herstellung von aromatischen nitrilen A process for preparing aromatic nitriles
01/23/1991EP0409709A1 Pocess for the hydrogenation of halogenated nitroaromatic derivatives in the presence of a sulfur derivative
01/23/1991EP0409530A1 Catalytic preparation of optically active ketones
01/23/1991EP0409141A2 Method for preparing alkenylsilanes
01/23/1991EP0409086A1 One-step liquid phase process for dimethyl ether synthesis
01/23/1991EP0408857A2 Process for the preparation of nonionic surfactants low in alkylene oxides and 1,4-dioxane by means of alkali metal alcoholate catalyst
01/23/1991EP0408856A2 Process for the preparation of nonionic surfactants low in alkylene oxides and 1,4-dioxane by means of alkali metal alcoholate catalyst
01/23/1991CN1048707A Catalyst compositions for preparation of polymers of carbon monoxide with olefinically unsaturated compounds
01/23/1991CN1011302B Process for preparing magnesium-aluminum-phosphorus-silicon-oxide molecular sieve
01/23/1991CN1011301B Process for producing manganese-aluminum-phosphorus-silicon-oxide molecular sieve
01/22/1991US4987270 From benzylalcohol or derivative and n-propanol; alkali metal hydroxide catalyst
01/22/1991US4987266 N-alkylpyrrolidone as cosolvent
01/22/1991US4987244 Hydrolytic stability
01/22/1991US4987242 Hydrogenation catalyst useful in the production of alpha-6-deoxytetracyclines
01/22/1991US4986921 Cellulose acetate bound photosensitizer for producing singlet oxygen
01/22/1991CA1279330C Process for the preparation of an alkanol alkoxylate product
01/22/1991CA1279326C Process for producing 2-hydroxy-4-methyltetrahydropyran
01/22/1991CA1279325C Process for the production of uretdione group-containing compounds, the compounds obtained according to this process and the use thereof in the production of polyurethane plasticsmaterial
01/21/1991WO1991001292A1 Method for the preparation of nitroanilines
01/21/1991CA2063817A1 Method for the preparation of nitroanilines
01/19/1991CA2020929A1 One-step liquid phase process for dimethyl ether synthesis
01/16/1991EP0408506A2 New triazole compounds
01/16/1991EP0408418A1 Method of hydroxylating phenols and phenol ethers
01/16/1991EP0408340A2 Ruthenium-optically active phoshine complex useful as catalyst
01/16/1991EP0408338A2 Catalytic production of carboxylic acids and esters thereof
01/16/1991EP0408321A1 Transition metal tris-dithiolene and related complexes as precursors to active catalysts
01/16/1991EP0408155A2 Catalyst compositions for the preparation of polymers of carbon monoxide with olefinically unsaturated compounds
01/16/1991EP0407841A2 Method for the production of ethers from C4-C7-tert-alkenes and 2- to 6-valent alcohols
01/16/1991EP0407840A1 Process for the preparation of pure C4-C7-tert.-alcenes
01/16/1991EP0407687A1 Process for hydroformylation
01/16/1991EP0232385B1 Novel motor fuel alkylation catalyst and process for the use thereof
01/16/1991CN1048543A Caustic-free sweetening of sour hydrocarbon streams
01/16/1991CN1011223B Iron-aluminium-phsphorus-silicon-oxide molecular sieve compositions
01/16/1991CN1011222B Cobalt-aluminium-phosphorus-silicon-oxide molecular sieve composition
01/16/1991CN1011221B Quinary and senary molecular sieve compositions
01/16/1991CN1011203B Complex catalyst for hydrocarbon oxidation
01/15/1991US4985591 Reaction Product of an Amine, Unsaturated Amide or Ester Containing a Sulfonic or Phosphoric Acid Group, and an Isocyanate
01/15/1991US4985586 Process for the preparation of mercaptoalcohols
01/15/1991US4985383 Process for removing metallic corrosion products from a contaminated catalyst solution produced on carbonylation of methanol and/or methyl acetate and/or dimethyl ether
01/15/1991US4985180 Process for preparing phenyl esters of substituted acids
01/15/1991CA2021067A1 Catalyst compositions for the preparation of polymers of carbon monoxide with olefinically unsaturated compounds
01/15/1991CA2021050A1 New triazole compounds
01/12/1991CA2020792A1 Hydroxylation process of phenols and phenol ethers
01/12/1991CA2020092A1 Transition metal tris-dithiolene and related complexes as precursors to active catalysts
01/10/1991WO1991000276A1 Bipyridyles, process for making them and their use
01/10/1991WO1991000144A1 Homogeneous catalyst formulations for methanol production
01/10/1991WO1991000143A1 Oxidic heterogeneous catalysts of osmium, method for manufacturing them and their use in converting olefinic compounds into glycols
01/09/1991EP0407256A1 Process for obtaining nucleophilic substitutions
01/09/1991EP0406848A1 Production of aromatic aldehydes
01/09/1991EP0406767A2 Method for production of an ester of a C22-C40 monocarboxylic acid
01/09/1991EP0406536A1 Process for dimerizing a vinyl-olefin monomer
01/09/1991EP0406266A1 Process for the co-production of aromatic carboxylates and alkyl iodides.
01/08/1991US4983778 And sulfuric acid, alkanesulfonic acid or hydroxyarylsulfonic acids
01/08/1991US4983767 Preparation of aliphatic carboxylic acids by oxidation of monocyclic ketones
01/08/1991US4983757 Process for production of carboxylic acid esters and formamide
01/08/1991US4983670 Cellulose acetate bound photosensitizer for producing singlet oxygen
01/08/1991US4983329 Preparation of esterified propoxylated glycerin from free fatty acids
01/08/1991CA2020650A1 Technique for rapid peptide coupling
01/05/1991CA2020301A1 Process for the preparation of an ester of a c -c -monocarboxylic acid
01/03/1991DE4009575A1 Supported catalyst for carbon mon:oxide oxidn., esp. in exhaust gas
01/03/1991DE3921295A1 New complex cpds. for use as catalysts
01/03/1991DE3920917A1 Oxidische heterogenkatalysatoren des osmiums, verfahren zu ihrer herstellung und ihre verwendung fuer die ueberfuehrung von olefinischen verbindungen in glykole Oxidic heterogeneous catalysts of osmium, process for their production and their use for the Overpass of olefinic compounds in glycols
01/02/1991EP0406169A1 2,4-Dimethyl-6-s-alkyl-phenols
01/02/1991EP0405781A1 Method and apparatus for the preparation of methyl tertiary butyl ether
01/02/1991EP0405433A1 Improved process for the manufacture of 3-pentenoic acid
01/02/1991EP0405389A1 Process for producing an aromatic compound
01/02/1991EP0405332A1 Method for producing an ester
01/02/1991EP0405268A2 Process for the hydrogenation of olefines containing nitrile groups
01/02/1991EP0405266A2 Hydrogenation of unsaturated polymers containing nitrile groups
01/02/1991EP0404958A1 Catalyst for liquid-phase oxidation of sulfur-containing compounds
01/02/1991CN1048174A Recovery activating method of aluminium trichloride complex catalyst
01/02/1991CA1278579C Process for the preparation of (2,2)- paracyclophane and derivatives thereof
01/01/1991US4982042 Process for manufacture of olefin oligomer
01/01/1991US4982022 Process for the preparation of tertiary alcohols
01/01/1991US4982018 Removal of cyclohexanol from aqueous solutions containing it and aromatic sulfonic acids
01/01/1991US4982007 Carbonylation catalyst
01/01/1991US4981995 Carbonylation catalyst