Class / Patent application number | Description | Number of patent applications / Date published |
568878000 | From aldehyde or ketone | 38 |
20120035400 | PROCESS FOR PURIFYING ETHANOL - In one embodiment, the invention is to a process for producing ethanol. The process comprises the step of hydrogenating an acetic acid feed stream in a first reactor to form a crude ethanol product. The crude ethanol product may comprise, among other components, ethanol, acetaldehyde, and residual acetic acid. The process further comprises the step of recovering acetaldehyde from the crude ethanol product. The process further comprises the steps of feeding a first portion of the recovered acetaldehyde to the first reactor and reacting the first portion of the recovered acetaldehyde in the first reactor to form additional ethanol. In addition, the inventive process may comprise the steps of feeding a second portion of the recovered acetaldehyde to a second reactor and reacting the second portion of the recovered acetaldehyde in the second reactor to faun an additional product. | 02-09-2012 |
568879000 | By reaction of aldehyde with olefin (i.e.,by Prins reaction) | 2 |
20120083630 | PREPARATION OF HOMOALLYL ALCOHOLS IN THE PRESENCE OF NONCOVALENTLY SUPPORTED IONIC LIQUID PHASE CATALYSTS UNDER GAS-PHASE REACTION CONDITIONS - Process for preparing homoallyl alcohols by catalyzed reaction of alkenes with aldehydes or ketones, wherein the reaction is carried out in the gas phase in the presence of noncovalently supported ionic liquid phase catalysts. | 04-05-2012 |
20130261347 | Process for Producing Ethanol by Hydrocarbon Oxidation and Hydrogenation or Hydration - Hydrocarbons are oxidized to ethylene and/or oxygenates that comprise acetic acid. The acetic acid may be converted to ethanol by hydrogenation. The ethylene may be converted to ethanol by hydration. | 10-03-2013 |
568880000 | By reduction (e.g., by hydrogenation, etc.) | 35 |
20090270658 | Methods for preparing aldehydes by self-aldol condensation - Methods for preparing self-aldol condensation products of prenyl aldehyde (3-methyl-2-butenal) by use of an amine catalyst under weakly acidic conditions at temperatures of 10° C. or higher are disclosed. Methods are disclosed for the selective formation of α-1,2-adducts and γ-1,2-adducts of prenyl aldehyde, and for the formation of specialty compositions useful in the flavor and fragrance industries. | 10-29-2009 |
20100130794 | 6,8,10-UNDECATRIEN-3-OL OR 6,8,10-UNDECATRIEN-4-OL, AND AROMA COMPOSITIONS - This invention offers 6,8,10-undecatrien-3-ol and 6,8,10-undecatrien-4-ol. These compounds possess not only woody green note, but also fruity note rich in naturality and freshness, and aroma compositions blended therewith are useful for imparting fragrance and flavor to food and beverage, perfumed cosmetics, medicaments and the like. | 05-27-2010 |
20130158298 | PRODUCTION OF ALCOHOLS HAVING AT LEAST FOUR CARBON ATOMS FROM CARBONACEOUS MATERIALS - A process for producing alcohols from carbonaceous materials such as biomass. The carbonaceous material, such as biomass, is gasified to produce synthesis gas. The synthesis gas then is subjected to a plurality of reactions to produce alcohols having at least four carbon atoms such as butanol and isobutanol. | 06-20-2013 |
20130158299 | PRODUCTION OF ALCOHOLS HAVING THREE CARBON ATOMS FROM CARBONACEOUS MATERIALS - A process for producing alcohols having three carbon atoms from carbonaceous materials such as biomass. The carbonaceous material, such as biomass, is gasified to produce synthesis gas. The synthesis gas then is subjected to a plurality of reactions to produce alcohols such as n-propanol and isopropanol. | 06-20-2013 |
20130237726 | PROCESS FOR HEAT INTEGRATION IN THE HYDROGENATION AND DISTILLATION OF C3-C20-ALDEHYDES - The present invention relates to a process for heat integration in the preparation of saturated C | 09-12-2013 |
568881000 | Catalyst utilized | 30 |
20080234525 | Sulfonate Catalyst and Method of Producing Alcohol Compound Using the Same - A sulfonate catalyst represented by the formula below and a ketone compound are placed in a solvent, and the ketone compound is hydrogenated by mixing in the presence of hydrogen to produce an optically active alcohol. | 09-25-2008 |
20090299105 | HYDROGENATION CATALYST FOR CARBONYL GROUP, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING UNSATURATED ALCOHOL BY USING SUCH CATALYST - Provided are a hydrogenation catalyst for carbonyl groups which can produce an unsaturated alcohol by hydrogenating an unsaturated carbonyl compound with high selectivity by a simple process at low cost, a method of efficiently producing the hydrogenation catalyst, and a practical method of producing an unsaturated alcohol by using the hydrogenation catalyst. In the present invention, the hydrogenation catalyst is obtained by carrying a noble metal such as ruthenium as a catalyst component onto a carrier which is composed of an oxygen-containing gallium compound. Gallium oxyhydroxide, gallium oxide, gallium phosphate or the like can be used as the gallium compound, and a hydrogenation catalyst including the gallium compound carrier carrying 0.1 to 10% by weight of ruthenium is used suitably. | 12-03-2009 |
20100305368 | Combined Formose/Transfer Hydrogenation Process for Ethylene Glycol Synthesis - The present invention provides a process for the production of a glycol via tandem self condensation of formaldehyde via formoin condensation and transfer hydrogenation of the reaction products of the formoin condensation. In some aspects, synthetic processes of the present invention utilize a combination of a N-heterocyclic carbene catalyst and a transition metal hydrogen-transfer catalyst providing enhanced selectivity and increased yields for the production of ethylene glycol relative to conventional synthetic approaches based on formoin condensation. | 12-02-2010 |
20110015450 | ALCOHOL PRODUCTION PROCESS AND ACID-TREATED RANEY CATALYST - Processes of the invention provide alcohols such as isopropyl alcohol with high purity and little by-product impurities by reacting a ketone such as acetone and hydrogen. | 01-20-2011 |
20110046420 | PROCESS FOR THE CO-PRODUCTION OF ALCOHOLS - The present invention relates to the co-production of unsaturated aldehydes via a crossed-aldol condensation reaction catalyzed by recyclable water-soluble phase-transfer catalysts or the hydroxides thereof. The aldehydes are then hydrogenated to the desired alcohol products or saturated aldehyde feed stocks. Specifically, methods in which 2,4-diethyloctanol is co-produced with 2-ethylhexanol in batch and continuous processes are described. Recovery of the phase-transfer catalyst through water washing followed by “salting out” from the washings is also demonstrated. | 02-24-2011 |
20110060169 | HYDROGENATION CATALYST AND PROCESS FOR PREPARING ALCOHOLS BY HYDROGENATION OF CARBONYL COMPOUNDS - The invention relates to a hydrogenation catalyst which comprises a support material and at least one hydrogenation-active metal and in which the support material is based on titanium dioxide, zirconium dioxide, aluminium oxide, silicon oxide or mixed oxides thereof and the hydrogenation-active metal is at least one element from the group consisting of copper, cobalt, nickel, chromium, wherein the support material contains the element barium. | 03-10-2011 |
20110166395 | METHOD FOR THE PRODUCTION OF NANOCRYSTALLINE NICKEL OXIDES - The present invention relates to a method for the production of nanocrystalline nickel oxides as well as the nickel oxides produced by the method according to the invention and the use thereof as catalyst following reduction to nickel metal, in particular for hydrogenation reactions. | 07-07-2011 |
20110201849 | METHOD OF HYDROGENATING ALDEHYDES AND KETONES - Methods and systems for the hydrogenation of aldehydes and/or ketones are described herein. The methods and systems incorporate the novel use of a high shear device to promote dispersion and solubility of the hydrogen-containing gas (e.g. H | 08-18-2011 |
20110218367 | PROCESS FOR PRODUCING 2-PROPANOL - The invention provides processes for producing 2-propanol with higher purity than heretofore possible while suppressing the by-production of impurities. | 09-08-2011 |
20120172634 | CATALYTIC ANTI-MARKOVNIKOV OXIDATION AND HYDRATION OF OLEFINS - The disclosure provides a dual-catalysis system for direct conversion of olefins to alcohols. The cooperative catalytic system contains one oxidizing catalyst and one transfer-hydrogenation catalyst. A wide variety of olefins, including aromatic and aliphatic olefins, can be used as the reactant. The transformation proceeds with anti-Markovnikov selectivity, and in some aspects provides primary alcohols as major products. The disclosure further provides a system for oxidation of olefins with anti-Markovnikov selectivity. | 07-05-2012 |
20120184784 | METHOD OF HYDROGENATING ALDEHYDES AND KETONES - Methods and systems for hydrogenating an aldehyde or a ketone, including introducing a gas stream comprising hydrogen into a high shear device comprising a rotor and a stator; introducing a liquid stream comprising an aldehyde or ketone into the high shear device; forming a dispersion of the gas stream and the liquid stream in the high shear device; and hydrogenating at least a portion of the aldehyde or ketone in the dispersion. | 07-19-2012 |
20120203034 | COMPOSITE CATALYST AND USING THE SAME FOR MAKING ISOPROPYL ALCOHOL - Isopropyl alcohol is a very useful chemical that is widely used in the industry as a solvent. Economical and easy process to make ispopropyl alcohol using novel composite catalyst is described in the instant application. Production of isopropyl alcohol (IPA) from dimehtyl ketone (DMK) and hydrogen (H | 08-09-2012 |
20120253083 | METHOD FOR PRODUCING DECANOLS BY MEANS OF HYDROGENATING DECENALS - The present invention relates to a method for producing at least one decanol by means of hydrogenating at least one decenal, wherein a first hydrogenation is carried out in the liquid phase on a solid first catalyst, wherein the first catalyst contains copper and nickel. The aim of the invention is to provide a method of the type mentioned above, according to which decenals can be hydrogenated into decanols in high yields even after long operating periods. The content of non-reacted decenals in the hydrogenation discharge in particular should be less than 1500 ppm. Said aim is achieved by carrying out the hydrogenation in two steps, which is to say in a first step in a known manner using a catalyst comprising copper, nickel and optionally chromium and/or barium oxide, and subsequently in a second step using a different catalyst that must be free of copper, chromium and nickel. | 10-04-2012 |
20120323048 | Processes For Producing Ethanol From Acetaldehyde - In one embodiment, the invention is to a process for forming an ethanol mixture by hydrogenating an acetaldehyde feed stream in the presence of a catalyst. The acetaldehyde feed stream comprises acetaldehyde and at least one of acetic acid and ethanol. Preferably the acetaldehyde feed stream is a by-product stream from a vinyl acetate synthesis process. | 12-20-2012 |
20130035517 | PRODUCTION OF ALCOHOLS - A process is described for producing an alcohol product, in which (a) a first feed composition comprising acetic acid is converted to a product comprising acetone; and (b) a second feed composition comprising at least part of the acetone produced in (a) is hydrogenated in the presence of a catalyst to produce a hydrogenation effluent comprising isopropanol. | 02-07-2013 |
20130261348 | Process for Producing Ethanol by Alkane Oxidation and Hydrogenation or Hydration - Ethane is oxidized to ethylene and/or oxygenates that comprise acetic acid. The acetic acid may be converted to ethanol by hydrogenation. The ethylene may be converted to ethanol by hydration. | 10-03-2013 |
20140024863 | Reactor - A liquid/gas reactor includes a bulk catalyst bed and means for supplying fresh feed and recycled at least partially converted liquid product stream to the bulk catalyst bed. The reactor also includes means for collecting an at least partially converted liquid product stream from the bulk catalyst bed and recycling at least a portion thereto. A minor catalyst bed extends substantially vertically through the bulk catalyst bed. Means for supplying recycled at least partially converted product stream only to the minor catalyst bed is also provided. A separating wall is disposed between the bulk catalyst bed and the minor catalyst bed. | 01-23-2014 |
20140256992 | SYNTHESIS OF HIGH CALORIC FUELS AND CHEMICALS - In one embodiment, the present application discloses methods to selectively synthesize higher alcohols and hydrocarbons useful as fuels and industrial chemicals from syngas and biomass. Ketene and ketonization chemistry along with hydrogenation reactions are used to synthesize fuels and chemicals. In another embodiment, ketene used to form fuels and chemicals may be manufactured from acetic acid which in turn can be synthesized from synthesis gas which is produced from coal, biomass, natural gas, etc. | 09-11-2014 |
20140296584 | Method for Producing Optically Active Alcohols - A method is provided for producing optically active alcohols from ketones by reducing a ketone in the presence of an iridium(III) complex having a chiral prolinamide compound as a ligand. The ketone is preferably a compound represented by formula [I]: | 10-02-2014 |
20150025280 | LIGANDS FOR RHODIUM CATALYZED REDUCTIVE CARBONYLATION OF ALCOHOLS - A catalytic system for reductive carbonylation of an alcohol that includes a rhodium complex, an iodide-containing catalyst promoter, and a supporting phosphorus-containing bidentate ligand for the rhodium complex containing at least one aromatic substituent covalently attached to at least one phosphorus of the supporting phosphorus-containing bidentate ligand in an ortho position with an alkoxy substituent or an aryloxy substituent. | 01-22-2015 |
20150299073 | CATALYTIC ANTI-MARKOVNIKOV OXIDATION AND HYDRATION OF OLEFINS - The disclosure provides a dual-catalysis system for direct conversion of olefins to alcohols. The cooperative catalytic system contains one oxidizing catalyst and one transfer-hydrogenation catalyst. A wide variety of olefins, including aromatic and aliphatic olefins, can be used as the reactant. The transformation proceeds with anti-Markovnikov selectivity, and in some aspects provides primary alcohols as major products. The disclosure further provides a system for oxidation of olefins with anti-Markovnikov selectivity. | 10-22-2015 |
20150321980 | STABILIZATION OF PYROLYSIS BIO-OIL USING IN-SITU HYDROGENATION - Methods are provided for producing an alcohol-containing pyrolysis product. Initially, a hydrocarbon feedstock is pyrolyzed in the presence of a catalyst system, the catalyst system comprising a basic metal oxide catalyst and a hydrogenation metal catalyst. A pyrolysis product is produced that contains at least one alcohol. The basic metal oxide catalyst is comprised of at least one metal from Group 2, Group 3 including Lanthanides and Actinides, or Group 4 of the Periodic Table of Elements, and the supported hydrogenation metal catalyst is comprised of at least one metal from Group 6 or Groups 8-10 of the Periodic Table of Elements. | 11-12-2015 |
20160023976 | PROCESS FOR THE PREPARATION OF 3,7-DIMETHYLNONAN-1-OL - The present invention is related to a novel and improved process for the preparation of 3,7-dimethylnonan-1-ol. | 01-28-2016 |
20160137569 | COMPOSITION COMPRISING A MIXTURE OF AT LEAST THREE DIFFERENT LONG CHAIN SECONDARY ALCOHOLS - A composition to be converted to a lubricant is provided. The composition comprises a mixture of at least three different long chain secondary alcohols having the following chemical structure: | 05-19-2016 |
20160176792 | CHROMIUM-FREE HYDROGENATION OF HYDROFORMYLATION MIXTURES | 06-23-2016 |
568882000 | Including hydroformylation | 5 |
20130109890 | Processes for the Production of Alcohols | 05-02-2013 |
20140350307 | APPARATUS AND METHOD FOR PREPARING ALCOHOL FROM OLEFIN - Disclosed are an apparatus and method for preparing alcohol from olefin. A reactor for hydroformylating olefin comprises a loop reactor for reducing high-boiling point components, a post-treatment device for separating aldehyde comprises a catalyst/aldehyde separator and a divided wall column (DWC) for removing remaining high-boiling point components, and a post-treatment device for separating alcohol comprises a divided wall column (DWC) for removing remaining high-boiling point components. The apparatus and method for preparing alcohol reduce production of high-boiling point components in the preparation of alcohols and efficiently remove remaining high-boiling point components, thus obtaining alcohol containing no high-boiling point components. | 11-27-2014 |
20160002136 | OPTIMIZED SEPARATION TECHNIQUE FOR WORK-UP OF HOMOGENEOUSLY CATALYSED HYDROFORMYLATION MIXTURES - The invention relates to a method for producing alcohols by homogeneously catalysed hydroformylation of olefins to aldehydes and subsequent hydration of the aldehydes. The invention further relates to a system for carrying out the method. The main focus is on the separation technique for work-up of the hydroformylation mixture. The problem addressed by the invention is that specifying a work-up method for hydroformylation mixtures that utilises the specific advantages of known separation technologies but at the same time largely avoids the specific disadvantages of said separation technologies. The most important objective is to create a catalyst separation system that is as complete and at the same time conservative as possible and that operates in a technically reliable manner and entails low investment and operating costs. The method should be unrestrictedly suitable for processing the reaction output from oxo systems in “world scale” format. The problem is solved by combining membrane separation units and a thermal separation unit, the thermal separation unit being operated in such a manner that 80% to 98% of the mass introduced with the product stream into the thermal separation unit exits the thermal separation unit again as a head product. | 01-07-2016 |
568883000 | Supported hydrogenation catalyst utilized | 2 |
20110282108 | APPARATUS FOR PRODUCING ALCOHOLS FROM OLEFINS - The present invention relates to an apparatus for producing alcohols from olefins, comprising: a hydroformylation reactor wherein aldehydes are produced from olefins; a catalyst/aldehydes separator; a hydrogenation reactor wherein the aldehydes are hydrogenated to produce alcohols; and a distillation column. The hydroformylation reactor is equipped with a distributor plate, which has a broad contact surface for providing sufficient reaction area for reactants such as olefins and synthesis gas, and allows the reaction mixture to circulate and mix sufficiently, which contribute to excellent efficiency in terms of production of aldehydes. In addition, the hydrogenation reactor suppresses sub-reactions to improve the production yield of alcohols. | 11-17-2011 |
20140051893 | APPARATUS FOR PRODUCING ALCOHOLS FROM OLEFINS - The present invention relates to an apparatus for producing alcohols from olefins, comprising: a hydroformylation reactor wherein aldehydes are produced from olefins; a catalyst/aldehydes separator; a hydrogenation reactor wherein the aldehydes are hydrogenated to produce alcohols; and a distillation column. The hydroformylation reactor is equipped with a distributor plate, which has a broad contact surface for providing sufficient reaction area for reactants such as olefins and synthesis gas, and allows the reaction mixture to circulate and mix sufficiently, which contribute to excellent efficiency in terms of production of aldehydes. In addition, the hydrogenation reactor suppresses sub-reactions to improve the production yield of alcohols. | 02-20-2014 |