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Organic compounds -- part of the class 532-570 series January recently filed with US Patent Office 01/12

20120022295 - Process for preparing 3-(methylthio)propanal: The present invention provides a process for preparing 3-(methylthio)propanal which can sufficiently decrease the production of high-boiling impurities as a by-product. The process comprises reacting acrolein and methyl mercaptan in the presence of Allylamines (I), Triallylamines (II), and preferably an optional organic acid. The preferred amount of Allylamines (I) is... Agent: Sumitomo Chemical Company, Limited

20120022296 - Method for the preparation of sevoflurane: A method for the preparation of (CF3)2CHOCH2F (Sevoflurane) is presented, which comprises providing a mixture of (CF3)2CHOCH2Cl, potassium fluoride, water, and a phase transfer catalyst and reacting the mixture to form (CF3)2CHOCH2F.... Agent:

20120022297 - Purification method of dihydroxybenzene: A purification method of dihydroxybenzene comprising the following steps, for obtaining purified dihydroxybenzene from crude dihydroxybenzene containing at least isopropenylphenol and hydroxyacetophenone as impurities: first extraction step: water is added to crude dihydroxybenzene to prepare a dihydroxybenzene aqueous solution A, then, the solution is subjected to extraction by allowing it... Agent: Sumitomo Chemical Company, Limited

20120022298 - Method for producing 1,6-hexanediol: The invention relates to a process for preparing 1,6-hexanediol, preferably with at least 99.5% purity, which are especially virtually free of 1,4-cyclohexanediols, from a carboxylic acid mixture which is obtained as a by-product of the catalytic oxidation of cyclohexane to cyclohexanone/cyclohexanol with oxygen or oxygen-comprising gases and by water extraction... Agent: Basf Se

20120022299 - Combined first and second generation biofuels process: A process to integrate a first biofuels process and a second generation cellulosic biofuels process is provided. The pyrolysis means which produces the char stream and a bioliquid stream. The low pressure hydrotreating component, a high pressure hydrotreating component, the low pressure hydrotreating component which produces the hydrocarbon stream, the... Agent: Air Liquide Large Industries U.s. Lp

20120016162 - Electrochemical method for producing 3-tert-butylbenzaldehyde dimethyl acetal: The present invention relates to 3-tert-butylbenzaldehyde dimethyl acetal and to 3-tert-butylbenzyl methyl ether and to an electrochemical method for producing 3-tert-butyl-benzaldehyde dimethyl acetal and intermediates passed through in said method.... Agent: Basf Se

20120016163 - Process for the co-production of a stream of a fatty alcohol having a first carbon chain length and a stream of a fatty alcohol having a second carbon length: A process for the co-production of a stream of a fatty alcohol having first carbon chain lengths and a stream of a fatty alcohol having a second carbon chain lengths, said second carbon chain lengths being longer than said first carbon chain lengths, said process comprising the steps of: (a)... Agent: Davy Process Technology Limited

20120016164 - Process for the production of lower alcohols by olefin hydration: An improved process for the hydration of C2-C5 olefins to the corresponding alcohols via heterogeneous reactive extraction with ion exchange resin catalysts is provided. The improvements are based on the application of a structured catalytic packing, a simultaneous product extraction in multiple condensed phases for enhancement of the overall alcohol... Agent:

20120010432 - Specific branched aldehydes, alcohols, surfactants, and consumer products based thereon: A process for preparing a detergent alcohol mixture comprising the steps of providing one or more poly-branched poly-olefins, wherein the poly-branched poly-olefins must contain one non-branched terminal olefin and one or more additional branched olefins in the molecule; hydroformylating said poly-branched poly-olefins to produce a poly-branched olefin containing aldehyde product... Agent:

20120010433 - Device and process for solid/liquid separation of solid-liquid suspensions: In a device and a process for continuous solid/liquid separation (filtration) of solid-liquid suspensions on moving filters, for example on rotating drum filters or belt filters, the active filtering layer contains a woven fabric material composed of synthetic fibres, which has an enhanced filtrate permeability and also an enhanced thermal... Agent: Bayer Materialscience Ag

20120010434 - Process for producing bisphenol compound: Provided is a process for producing a bisphenol compound stably at a high conversion and with high selectivity over a long period. A process for producing a bisphenol compound by feeding a phenol compound and a carbonyl compound continuously to a reactor packed with an acid catalyst, characterized in that... Agent: Mitsubishi Chemical Corporation

20120010435 - Method for isolating di-trimethylol propane: The present invention relates to a method for isolating ditrimethylol propane from secondary trimethylol propane production streams.... Agent: Lanxess Deutschland Gmbh

20120010437 - Liquid esterification for the production of alcohols: Purifying and/or recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid. Separation and purification processes of crude ethanol mixture are employed to allow recovery of ethanol and remove impurities. In addition, the process involves returning acetaldehyde separated from the crude ethanol product to the... Agent: Celanese International Corporation

20120010439 - Process for recovering alcohol produced by hydrogenating an acetic acid feed stream comprising water: Purifying and/or recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid from an feed stream comprising water. The presence of water does not significantly impact acid conversion or selectivity to ethanol. Further the addition of water allows for improved recovery of ethanol.... Agent: Celanese International Corporation

20120010438 - Reduced energy alcohol separation process: Recovery of alcohols, in particular ethanol, from a crude ethanol product obtained from the hydrogenation of acetic acid using a reduced energy process. The crude ethanol product may be fed to a distillation column in which a substantial portion of the water is removed with the acetic acid in the... Agent: Celanese International Corporation

20120010440 - Separating ethanol and ethyl acetate under low pressure conditions: A crude ethanol product obtained from the hydrogenation of acetic acid comprises ethanol and ethyl acetate. Using a distillation column operated at a pressure of from 0.1 to 100 kPa, the ethyl acetate and ethanol may be effectively separated. In addition, maintaining the amount of water that is fed to... Agent: Celanese International Corporation

20120010436 - Separation of vapor crude alcohol product: Recovery of alcohol, in particular ethanol, by separating a vapor crude alcohol product obtained from the hydrogenation of acetic acid using a low energy process. The vapor crude ethanol product is separated in a column to produce a distillate stream comprising ethanol and at least one non-condensable gas. The vapor... Agent: Celanese International Corporation

20120010444 - Alcohol production process with impurity removal: A method of removing impurities, such as halogens, sulfurs, and corrosion metal impurities, in an ethanol production process. Ion exchange resins may be used to remove these impurities from acetic acid feed streams and recycle streams that comprise unreacted acetic acid.... Agent: Celanese International Corporation

20120010443 - Esterification of vapor crude product in the production of alcohols: Ethanol production process for recovering ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid. Ethanol recovery is improved by esterifying a vapor crude ethanol product to reduce unreacted acetic acid concentration.... Agent: Celanese International Corporation

20120010448 - Finishing reactor for purifying ethanol: A process for purifying ethanol by using a finishing reactor to remove impurities, such as ethyl acetate, acetaldehyde, acetic acid, and diethyl acetal, present in ethanol after distilling a crude product from a hydrogenation reactor. The finishing reactor may reduce the impurities in the presence of hydrogen and a catalyst... Agent: Celanese International Corporation

20120010446 - Hydrogenolysis of ethyl acetate in alcohol separation processes: Recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid and by reacting a portion of the crude ethanol product or one or more derivative streams containing ethyl acetate obtained therefrom in the presence of hydrogen, via hydrogenolysis. The one or more derivative streams comprise... Agent: Celanese International Corporation

20120010445 - Low energy alcohol recovery processes: Recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid using various combinations of membranes and/or distillation columns.... Agent: Celanese International Corporation

20120010442 - Process for recovering ethanol with sidedraws to regulate c3+ alcohols concentrations: Purification and/or recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid. Separation and purification processes of a crude ethanol mixture are employed to allow recovery of ethanol and remove impurities. In particular, the process involves one or more sidedraws to regulate C3+ alcohols concentration... Agent: Celanese International Corporation

20120010441 - Process for recycling gas from acetic acid hydrogenation: Monitoring and recycling gases from acetic acid hydrogenation reaction to maintain a constant pressure in the hydrogenation reaction system. Purging of the vapor stream comprising hydrogen may be limited or reduced. Further purging of the by-product may be from the dissolved by-product gases.... Agent: Celanese International Corporation

20120010447 - Weak acid recovery system for ethanol separation processes: Recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid and recovery of unreacted acetic acid from a weak acid stream. The unreacted acetic acid may be recovered as a dry acetic acid composition and may be directly or indirectly fed to the hydrogenation reactor.... Agent: Celanese International Corporation

20120004466 - Method for preparing a ketone: A method for preparing a ketone, and ketone produced therefrom, comprising charging to a column a catalyst of an ion exchange resin impregnated with a metal chelate, adding solvent to the column, and initiating production of the ketone by flowing the solvent and hydrogen through the column.... Agent:

20120004467 - Mixed bed polymeric catalyst: A mixed bed polymeric catalyst, and use of that catalyst, comprising 10-90% by weight of a first catalyst having ion exchange resin loaded with metal of palladium, platinum, iridium, rhodium, ruthenium, copper, gold, and/or silver and 10-90% by weight of a second catalyst having strong acidic ion exchange resin devoid... Agent:

20120004468 - Method for making heterogenous catalysts: A method of making a heterogeneous catalyst, the catalyst produced therefrom, and the use of the catalyst, comprising mixing a dried ion exchange resin with a solution of a ketone and a metal, swelling the ion exchange resin, distributing the metal in the resin, and transforming without reducing agents the... Agent:

20120004469 - Multireaction bifunctional polymeric catalyst: A polymeric catalyst, and methods of using the catalyst, comprising at least one of a monosulfonated ion exchange resin, monosulfonated gel, and macroreticular resin having a particle size of less than 560 μm and metal impregnated within the resin, where the metal is palladium, platinum, iridium, rhodium, ruthenium, copper, gold,... Agent:

20120004470 - Process for producing ether compound: The present invention relates to a process for producing an ether compound in a simplified, efficient manner, including the step of reacting a hydroxyl group-containing compound with an epoxy compound in the presence of an oxide of a metal of Group 4 of the Periodic Table on which a sulfate... Agent: Kao Corporation

20120004471 - Process for producing alkylated aromatic compounds and process for producing phenols: e

20120004472 - Method for preparing polymethylols: in which each R is independently a further methylol group or an alkyl group having 1 to 22 carbon atoms or an aryl or aralkyl group having 6 to 22 carbon atoms, a tertiary amine, water and the adduct of tertiary amine and formic acid (amine formate), which comprises performing... Agent: Basf-se

20120004473 - Dividing wall distillation columns for production of high-purity 2-ethylhexanol and fractionation method using same: There are provided a dividing wall distillation column for producing high-purity 2-ethyl hexanol, and a fractional distillation method using the same. The dividing wall distillation column includes a condenser, a reboiler and a main column having a dividing wall. Here, the main column is divided into a column-top zone, an... Agent: