Patents
Patents for C07C 31 - Saturated compounds having hydroxy or o-metal groups bound to acyclic carbon atoms (16,921)
09/1981
09/15/1981US4289709 Preparation of methanol from synthesis gas with promoted palladium catalysts
09/08/1981US4288643 Process for preparing 2,3-dimethyl-butene-2
09/08/1981CA1108649A1 Process for producing polyalcohols, particularly xylitol
09/08/1981CA1108648A1 Malodor counteractants
09/08/1981CA1108642A1 Process for improving odor of isopropanol, lower alcohols and other oxy derivatives of lower alcohols
09/08/1981CA1108593A1 Ester hydrogenation
09/02/1981EP0034767A2 Process for the production of olefins
09/01/1981US4287099 Preparation of catalysts for the hydrogenation of acetylene-alcohols
09/01/1981US4287084 Wherein the olefins are dimers of isoamylene
09/01/1981CA1108193A1 Method of producing alcohols with 2 - 4 c atoms by catalytic hydration of olefins
09/01/1981CA1108192A1 Process for the manufacture of 2-(perfluoroalkyl)- ethanols
08/1981
08/26/1981EP0034567A2 A method for the total synthesis of cyclosporins and novel cyclosporins
08/26/1981EP0034374A1 Selective homologation of acetals or ethers to monohydric or polyhydric alcohols
08/26/1981EP0034338A2 Catalyst for the synthesis of alcohol mixtures containing methanol and higher alcohols
08/25/1981CA1107765A1 Selective formation of ethanol from methanol, hydrogen and carbon monoxide
08/25/1981CA1107764A1 High mannitol process (alkaline hydrogenation in presence of alkali metal carbonate)
08/25/1981CA1107761A1 Drug containing a cyclopentyl-aldehyde derivative and composition containing some
08/18/1981US4284831 Hydration of an isoolefin in the presence of an acidic cation exchange resin and an oxy acid or lactone
08/18/1981CA1107302A1 Process for the hydrocarbonylation of methanol to ethanol in the presence of an inert liquid
08/18/1981CA1107301A1 Hydrolysis of alkylene carbonates to alkylene glycols
08/11/1981US4283580 Process for the production of alkylene glycols
08/11/1981US4283579 Process for producing diol
08/11/1981US4283577 Method for making ethylene chlorohydrin
08/11/1981US4283565 Reacting a benzyl halide with a formate, contacting with an alcohol to transesterify
08/04/1981CA1106305A1 Process for obtaining xylan and fibrinous material from vegetable raw material containing xylan
07/1981
07/29/1981EP0032665A1 Process for the preparation of high-purity monoethylene glycol
07/28/1981US4281206 Method of conducting reactions in a trickle-type reactor
07/22/1981EP0032288A1 Improved gamma-sorbitol polymorph and uses thereof
07/21/1981CA1105492A1 Process for the hydrocarbonylation of methanol to ethanol in the presence of added oxygen-containing organic compounds
07/21/1981CA1105491A1 Process for the preparation of glycerol dichlorohydrins
07/14/1981US4278611 Process for synthesizing alkoxyalanates of alkaline earth metals
07/14/1981US4278567 Process for preparation of copper-iron-aluminum hydrogenation catalyst
07/14/1981CA1105060A1 Hydrocarbonylation of methanol to ethanol in the presence of added compounds
07/14/1981CA1105059A1 Process for preparing polyols from a cyclic acetal
07/09/1981WO1981001843A1 Methods of synthesizing hexafluoroisopropanol from impure mixtures and synthesis of a fluoromethyl ether therefrom
07/08/1981EP0031676A1 Selective sorption by zeolites
07/07/1981US4277634 Process for the selective homologation of methanol to ethanol
07/07/1981CA1104588A1 Process for the production of colourless bis-(3,5-di- tert.- butyl-4-hydroxybenzyl)-sulphide
07/01/1981EP0031244A1 Process for producing methanol from synthesis gas with palladium-calcium catalysts
07/01/1981EP0031243A1 Preparation of methanol from synthesis gas with promoted palladium catalysts
06/1981
06/17/1981EP0030434A1 Methanol homologation using cobalt-ruthenium catalysts
06/11/1981WO1981001578A1 Method of obtaining monochlorohydrin or dichlorohydrin alcohols of saturated series
06/09/1981CA1102777A1 Low-metal content olefin hydration catalyst and related process
06/03/1981EP0029723A1 Process for the production of ethanol and/or acetaldehyde in the presence of metal complex catalyst systems
06/02/1981US4271086 Catalytically cracking hydrocarbons in the presence of water vapor and carbon dioxide
05/1981
05/27/1981EP0029086A1 Improved process for the production of ethanol and catalyst thereof
05/19/1981US4268695 Process for the continuous preparation of butane-1,4-diol
05/19/1981US4268447 From butanediol diacetate by hydrolysis, distillation, transesterification with methanol
05/19/1981CA1101446A1 Methanol
05/13/1981EP0028474A1 Process for producing vinyl acetate, acetic acid and ethanol
05/12/1981US4267384 Ruthenium catalyzed process for acetaldehyde and ethanol
05/05/1981US4265828 Ruthenium catalyst with a low melting quaternary phosphonium or ammonium salt
05/05/1981CA1100477A1 Catalyst comprising phosphoric acid on silica gel, its preparation and use
04/1981
04/28/1981US4264484 Antisoilants comprising an addition polymer and a fluorine containing compound
04/21/1981US4263449 Process for producing alcohols
04/21/1981CA1099746A1 Preparation of 1,4-diols by hydrolysis-hydrogenation of 2-alkoxytetrahydrofurans
04/21/1981CA1099745A1 Treatment of methanolic-aqueous residues from syntheses employing triphenylphosphonium salts
04/15/1981EP0027000A1 Methanol conversion with CO or CO+H2 using iron-cobalt catalyst
04/14/1981US4262149 Solvent extraction with isoolefin
04/14/1981US4262139 Catalytic acetoxylation of butadiene
04/14/1981CA1099296A1 Enhancing the promoting of a catalytic process for making polyhydric alcohols
04/14/1981CA1099295A1 Catalytic process for producing polyhydric alcohols and derivatives
04/08/1981EP0026547A1 Process for the preparation of basic salts of alkaline earth metals
04/08/1981EP0026544A1 Process for preparing basic salts of barium
04/07/1981US4260827 Process for the purification of aqueous solutions of low molecular weight polyhydroxyl compounds
04/07/1981US4260712 Preparation of barium-alkoxide salts
04/01/1981EP0026057A1 Synthesis reactor and processes
04/01/1981EP0025961A1 Process for the production of 1,2-diols containing a higher number of carbon atoms
04/01/1981EP0025940A1 Process for the hydroxylation of olefinically unsaturated compounds
04/01/1981EP0025890A1 Process for the hydroxylation of low-chain aliphatic mono- or diolefines
03/1981
03/31/1981US4259536 Catalytic hydrogenation of fatty acid
03/31/1981CA1098544A1 Process for the preparation of ethylene glycol
03/31/1981CA1098288A1 Catalytic reactor for isothermal reactions
03/24/1981US4258222 Hydrogenation of formose solutions
03/24/1981US4257920 Oxidation catalyst
03/17/1981CA1097693A1 Process for the production of ethylene glycol
03/11/1981EP0024770A1 Hydrolysis of allyl ethers and ketones thus prepared
03/03/1981CA1096884A1 Process for the manufacture of formaldehyde and methanol by oxidation of methane
03/03/1981CA1096775A1 Propene trimer alcohol or its ester as perfume composition
02/1981
02/25/1981EP0024224A1 Process for the synthesis of 1,1,2,2-tetrahydroperfluoro alcohols and their esters
02/24/1981US4252986 Fixative for perfume compositions
02/24/1981US4252794 Gamma-sorbitol polymorph
02/24/1981US4252689 Method of producing copper-iron-aluminum catalysts
02/24/1981CA1096174A1 Explosive composition and process for its manufacture
02/10/1981US4250337 From crude hydroxypivaldehyde containing the monoisobutyric acid ester of neopentyl glycol in the presence of water; high purity
02/04/1981EP0023464A1 Process for the stabilisation of solutions of hexavalent organic chromium derivatives in hydrocarbon solvents, by phosphoric esters
02/03/1981CA1095074A1 Manufacture of butenediol diesters and their secondary products
02/03/1981CA1095037A1 Indanpentol derivatives
01/1981
01/28/1981EP0023071A1 Process for the preparation of a catalyst from clays for the hydration of olefins and the so prepared catalyst
01/27/1981US4247653 Condensation of formaldehyde
01/27/1981CA1094574A1 Production of cleaned and purified synthesis gas and carbon monoxide
01/21/1981EP0022469A1 Process for the separation of methanol from mixtures of tetrahydrofuran with methanol and water
01/20/1981US4246431 Chromatography
01/13/1981US4245125 Novel adducts
01/07/1981EP0022038A1 Process for the homologation of methanol
01/07/1981EP0021444A1 Process for producing two-carbon atom oxygenated compounds from synthesis gas with minimal production of methane
01/07/1981EP0021330A1 Process for the preparation of ethanol from synthesis gas
01/07/1981EP0021241A1 Process for the production of oxygenated hydrocarbon compounds and olefines from synthesis gas
01/06/1981US4243613 Process for the manufacture of mixtures of formaldehyde and methanol by partial oxidation of methane
12/1980
12/30/1980US4242271 Process for preparing aluminum alkoxides