Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01J - Chemical or physical processes, e.g. catalysis, colloid chemistry; Their relevant apparatus › B01J 31 - Catalysts comprising hydrides, coordination complexes or organic compounds
Patents for B01J 31 - Catalysts comprising hydrides, coordination complexes or organic compounds (46,446)
01/1992
01/02/1992EP0287675B1 Process for producing biphenols
01/02/1992EP0277194B1 Olefin oligomerization process and catalyst
12/1991
12/31/1991US5077433 Reacing carbon monoxide, water and diacyloxylated butene in th e presence of palladium and quaternary onium chloride
12/31/1991US5077427 Reacting cyanohydrins with formamide in presence of acid and ammonium salt
12/31/1991US5077425 Nitrile-accelerated hydrocarboxylation
12/31/1991US5077394 Tetraphenyl-type with electronegative substituents; oxidation catalysts for alkanes and alkenes
12/31/1991CA2045939A1 Process for the preparation of pyrimidine nucleosides
12/31/1991CA1293736C Method for preparing tin complex curing catalyst
12/31/1991CA1293734C Process for preparing optically active cyano compound
12/31/1991CA1293732C Catalyzed alkylation of halopyridinates in the absence of added organic solvents
12/28/1991CA2045762A1 Acrylates with an alcohol, aldehyde and/or ether group; process for preparing the same and their use for the production of new polymers and copolymers
12/28/1991CA2045721A1 Hydrocyanation process
12/27/1991EP0462958A2 Preparation of urethane products
12/27/1991EP0462216A1 Process for improving the physical and catalytic properties of a fluid cracking catalyst
12/27/1991EP0317607B1 A novel process for producing alpha-tocopherol and novel intermediates in this process
12/26/1991CA2045304A1 Aromatic vinyl ether compounds and compositions, and method of making the same
12/25/1991CN1015155B Catalyst composition and the process for olefin/co-copolymerization
12/24/1991US5075511 Process and alkylmercaptoamine catalyst for production of bisphenol-A
12/24/1991US5075474 Catalytic heating of dimethylsilazane
12/24/1991US5075468 Preparation of polyurethanes, crosslinking of polysiloxanes
12/24/1991US5075272 Mixed activators for stabilized metathesis catalysts
12/24/1991US5075046 Process for the production of vicinally diacyloxy-substituted
12/24/1991CA1293509C Method for the preparation of anilinofumarate
12/24/1991CA1293467C Catalytic reforming process through two catalyst beds at least
12/24/1991CA1293358C Removing h s from a sour gaseous stream
12/24/1991CA1293357C Removing h s from a sour gaseous stream
12/19/1991DE4030061A1 Prepn. of benzyl ketone derivs. for fungicidal intermediates - by reacting benzyl chloride derivs. with zinc powder, removing excess zinc and reacting prod. with acid chloride
12/19/1991CA2044809A1 Preparation of urethane products
12/18/1991EP0461972A1 Process for the conversion of N-tertiary amine oxides into aldehydes
12/18/1991EP0461597A2 Method for preparing monohalogenosilanes
12/18/1991EP0461483A2 Method for the production of benzyl ketones
12/18/1991CN1015104B Deprotection of allylic esters and ethers
12/17/1991US5073674 High octane alkylates
12/17/1991US5073663 Increasing the level of 2-methyl-2-butene in isoamylene
12/17/1991CA1293252C Compositions comprising 1-substituted azacycloalkenes
12/17/1991CA1293193C Compositions comprising n,n-dialkylalkanamides
12/12/1991WO1991018909A1 Process for removing double metal cyanide complex catalyst residues from catalyst-residue containing polyols
12/12/1991CA2044200A1 Process for changing testiary amine n-oxides to aldehydes
12/11/1991EP0461096A1 Process for the production of N-phenylmaleimide
12/11/1991EP0460905A2 Improved method for producing ibuprofen
12/11/1991EP0460881A1 Process for bicyclic beta-lactams
12/11/1991EP0460687A2 Process for the preparation of oxydiphthalic anhydride and acyloxyphthalic anhydrides
12/11/1991EP0460465A2 Process for the preparation of styrene derivatives having a double bond in an ethylene-extended chain and ethylene-extended styrene derivatives
12/11/1991EP0460363A1 Method for the production of mono-fatty acid or hydroxy-mono-fatty acid esters of isopropylidene derivatives of a polyglycerol
12/11/1991EP0460253A1 Process for making carboxylic acid esters using a crosslinked acrylic resin as the catalyst
12/11/1991EP0460240A1 Catalyst for hydrogenation, dehydrosilylation or hydrosilylation, and its use
12/11/1991EP0452411A4 Acid catalyzed process
12/11/1991CN1056867A Process for preparation of ketones
12/11/1991CN1056865A Calalysts for producing 1,3-diols and/or 3-hydroxyaldehydes, and processes for making and using same
12/10/1991US5072069 Cycloolefinic complexes of platinum, processes for preparing the same and their use as a catalyst
12/10/1991US5072058 Process for the preparation of 2,2-dimethylpropane-1,3-diol
12/10/1991US5072051 Reacting methyl ethyl ketone and paraformaldehyde using secondary amine hydrohalide, carboxylic acid and/or solid non-soluble oxide catalyst
12/10/1991US5072047 Ortho-alkylation of aromatic amines
12/10/1991US5072033 Process for producing N-phosphonomethylglycine
12/10/1991US5072028 Process for the preparation of bromo-substituted aromatic esters of α,β-unsaturated acids
12/10/1991US5071808 Process for the preparation of a heterogeneous metallocene catalyst component
12/10/1991US5071640 Cosmetic composition containing a polyoxyethylenated non-ionic surface-active agents with two lipophilic chains
12/09/1991CA2044110A1 Process for the preparation of oxydiphthalic anhydride and acyloxyphthali anhydrides
12/07/1991CA2043939A1 Process for bicyclic .beta.-lactams
12/04/1991EP0459258A2 Process for the preparation of olefinic and acetylenic compounds
12/04/1991EP0458952A1 Catalytic method for degrading aqueous effluent containing toxic hydrocarbon compounds by oxidation.
12/04/1991EP0412103B1 Electrically conductive honeycomb body, process for monitoring it and its use as a support for an exhaust gas catalyst
12/04/1991EP0253827B1 Catalyst system and process for producing alcohols from olefines and synthesis gases
12/04/1991CN1056678A Catalysts and processes useful in producing 1,3-diols and/or 3-hydroxyaldehydes
12/03/1991US5070054 Process for preparing a vanadium-based catalyst suitable for olefin polymerization
12/03/1991US5069828 Esterification of hydroxybenzenesulfonate with acid chloride i n presence of phase transfer agent
12/03/1991US5069777 Procedure for the fixed-bed sweetening of petroleum fractions
12/03/1991CA1292754C Lubricants comprising novel cyclopentanes, cyclopentadienes, cyclopentenes, and mixtures thereof and methods of manufacture
12/03/1991CA1292753C Process for the hydroformylation of sulfur-containing thermally cracked petroleum residua
12/03/1991CA1292751C Process for production of isothiocyanates
12/03/1991CA1292743C Complex-forming polymers
12/03/1991CA1292733C Olefin oligomerization process and catalyst
11/1991
11/28/1991WO1991017998A1 Chiral phospholane transition metal catalysts
11/28/1991DE4016301A1 Prepn. of alkoxylation catalyst esp. used in nonionic tenside prodn. - by treating aluminium with soln. contg. alkaline earth cations and inorganic anions and treating prod. with fatty acid
11/28/1991CA2017633A1 Process for making carboxylic acid esters using a crosslinked acrylic resin as the catalyst
11/27/1991EP0458684A1 Reagent and process for the perfluoroalkylation of nucleophilic substrates by sodium perfluoroalkanesulfinates in an oxidising medium
11/27/1991EP0458643A2 Process for preparing an optically active cyclobutanone, an intermediate in the synthesis of an optically active cyclobutane nucleoside
11/27/1991EP0458398A2 Bleach activation
11/27/1991EP0458397A2 Bleach activation
11/27/1991EP0458336A2 Method for preparing microparticles of a thermoplastic resin containing an encapsulated hydrosilylation reaction catalyst
11/27/1991EP0458262A2 Method for reducing unsaturation of polyethers
11/27/1991EP0458216A1 Method for producing methyl isobutyl ketone
11/27/1991EP0458048A1 Production of diisopropyl ether
11/27/1991EP0457912A1 METHOD FOR THE PREPARATION OF $g(a),$g(b)-UNSATURATED KETONES
11/27/1991EP0282579B1 Cyclopentanes and lubricants comprising cyclopentanes
11/27/1991CN1056485A Process for preparing cycloalkanone and/or cycloalkanol
11/27/1991CN1056444A Catalyst compositions and polymerization process, hexakisphosphines and hexahalo compounds
11/26/1991US5068479 Catalytic alkylation of p-cymene and a hexene using aluminum halide and triphenylmethane derivatives
11/26/1991US5068469 Reaction of a saturated aldehyde with an alcohol
11/26/1991US5068456 Oxyalkylation of reactive hydrogen compounds, such as alcohols, in the presence of a catalytic magnesium and phenolic compounds
11/26/1991US5068445 Process for the preparation of organic disulphides and polysulphides
11/26/1991US5068428 Process for the preparation of cyclopropanecarboxamide
11/26/1991US5068424 Process for preparing arylsulphonyl-isocyanates and addition derivatives thereof
11/26/1991US5068410 Process for producing highly pure 2,6-naphthalene dicarboxylic acid
11/26/1991US5068407 Oxidation of tertiary-alkyl substituted aromatics
11/26/1991US5068353 Etherification of phthalimide with an alkali metal diphenoxide in the presence of a catalytic phase transfer agent and a solvent
11/26/1991CA1292475C Process for the selective preparation of alkenecarboxylic acid derivatives
11/25/1991CA2041950A1 Process for preparing an optically active cyclobutanone, an intermediate in the synthesis of an optically active cyclobutane nucleoside
11/25/1991CA2041239A1 Production of diisopropyl ether
11/24/1991CA2043059A1 Method for reducing unsaturation of polyethers and low unsaturation polyethers so obtained
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