| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 560265000 | Acyclic monohydric alcohol moiety | 23 |
| 20100029980 | Direct and selective production of ethyl acetate from acetic acid utilizing a bimetal supported catalyst - A process for the selective production of ethyl acetate by vapor phase reaction of acetic acid over a hydrogenating catalyst composition to form ethyl acetate is disclosed and claimed. In an embodiment of this invention reaction of acetic acid and hydrogen over platinum and copper supported on silica selectively produces ethyl acetate in a vapor phase at a temperature of about 250° C. | 02-04-2010 |
| 20100197959 | PROCESSES FOR MAKING ETHYL ACETATE FROM ACETIC ACID - A process for hydrogenating acetic acid to form of ethyl acetate and mixtures of ethyl acetate and ethanol. The hydrogenation is done in the presence of catalyst, preferably on a support that optionally includes a support modifier. | 08-05-2010 |
| 20100210869 | ETHANOL EXTRACT OF ANTRODIA CAMPHORATA FOR INDUCING APOPTOSIS AND PREPARATION METHOD THEREOF - A preparation method for an ethanol extract of the fruiting body of | 08-19-2010 |
| 20110065951 | METHOD FOR PRODUCING n-PROPYL ACETATE - Provided is a method for producing n-propyl acetate capable of suppressing the deterioration of a hydrogenation catalyst to such an extent that the catalyst can be industrially used, for example, in the case where n-propyl acetate is produced by performing a hydrogenation reaction in the presence of the hydrogenation catalyst using, as a raw material liquid, a liquid containing allyl acetate or the like which has been produced from propylene, oxygen and acetic acid and obtained using a purification process such as distillation. In such a method for producing n-propyl acetate, the concentration of a formyl group-containing compound (such as acrolein, propionaldehyde or 2-methylcrotonaldehyde) and the concentration of an acryloyloxy group-containing compound (such as acrylic acid or allyl acrylate) in the raw material liquid are respectively set to 100 ppm by mass or less. As a result, the deterioration of the hydrogenation catalyst can be suppressed to such an extent that the catalyst can be industrially used. | 03-17-2011 |
| 20110098501 | PROCESSES FOR MAKING ETHANOL OR ETHYL ACETATE FROM ACETIC ACID USING BIMETALLIC CATALYSTS - A process for selective formation of ethanol and/or ethyl acetate from acetic acid by hydrogenating acetic acid in the presence of a Pt/Sn catalyst or a Re/Pd catalyst. The catalyst may further comprise a support modifier to improve selectivity for the desired product. | 04-28-2011 |
| 20110213176 | Process for Producing alpha Substituted Ester - There is provided a process for producing an α-substituted ester by reaction of a fluorosulfuric acid ester of α-hydroxyester with a Grignard reagent in the presence of a zinc catalyst. It is newly found that the reaction for production of α-substituted esters, in which the raw reaction substrate is limited to expensive trifluoromethanesulfonic acid esters, can proceed favorably with the use of fluorosulfuric acid esters suitable for mass-production uses. By the use of the fluorosulfuric acid ester high in optical purity, it is possible to obtain the α-substituted ester with high optical purity upon inversion of the asymmetric carbon configuration. The process of the present invention can solve all of the prior art problems and can be applied for industrial uses. | 09-01-2011 |
| 20110263891 | Catalyst for Gas Phase Hydrogenation of Carboxylic Acids Having a Support Modified with a Reducible Metal Oxide - A process for selective formation of ethanol from acetic acid includes contacting a feed stream containing acetic acid and hydrogen at an elevated temperature with catalyst comprising platinum and tin on a high surface area silica promoted with calcium metasilicate. Selectivities to ethanol of over 85% are achieved at 280° C. with catalyst life in the hundreds of hours. | 10-27-2011 |
| 20120123150 | Copper-Zirconia Catalyst and Method of Use and Manufacture - Catalysts and methods for their manufacture and use for the dehydrogenation of alcohols are disclosed. The catalysts and methods utilize a highly dispersible alumina, for example, boehmite or pseudoboehmite, to form catalysts that exhibit high dehydrogenation activities. Specifically, the catalysts include Cu that is highly dispersed by reaction of an alumina formed by peptizing of boehmite or pseudoboehmite and precursors of ZrO | 05-17-2012 |
| 20120190885 | PROCESS FOR PREPARING AN ESTER - A process for preparing an ester of formula (I): | 07-26-2012 |
| 20120203029 | Production of acetates from acetic acid and alcohols - A process for producing at least one acetate from acetic acid and at least one alcohol by employing multiple cycles of reacting acetic acid to produce a reaction product including at least one acetate, unreacted acetic acid, unreacted alcohol, and water, followed by drying the reaction product to remove water therefrom. Such process provides for improved yields of acetate. | 08-09-2012 |
| 20120220798 | METHOD FOR CARBOXYLIC ACID ESTERIFICATION - The present invention relates to a method for esterification from alcohols and carboxylic acids using a heterogeneous catalyst, wherein the esterification reaction is performed at high temperatures enabling an improvement in the compromise between selectivity, conversion, and kinetics in various types of devices for implementing the method. | 08-30-2012 |
| 20120245376 | METHOD FOR PRODUCING N-PROPYL ACETATE - One object of the present invention is to provide a method for producing n-propyl acetate by the hydrogenation reaction with a hydrogenation catalyst, using an allyl acetate containing solution as a raw material, wherein the method can prevent the conversion rate of the substrate (allyl acetate) from decreasing with time and the product quality from deteriorating, and the present invention provides a method for producing n-propyl acetate including a first hydrogenation step in which a raw material solution containing allyl acetate and a hydrogen containing gas are reacted under a pressure P | 09-27-2012 |
| 20130053600 | METHOD FOR PREPARING A CARBOXYLIC ACID ESTER - A method of manufacturing a carboxylic acid ester is described. Also described, is a method for manufacturing a carboxylic acid ester by reacting a carboxylic acid and an alcohol, wherein the reaction is performed in the presence of an excess of carboxylic acid. | 02-28-2013 |
| 20130158290 | PRODUCTION OF OXYGENATED COMPOUNDS IN THE PRESENCE OF A CATALYST SUSPENDED IN AN INERT LIQUID - A method of producing at least one oxygenated compound such as methyl acetate, dimethyl ether, and formaldehyde, by reacting dimethyl carbonate with carbon monoxide in the presence of at least one solid catalyst, such as a zeolite catalyst, suspended in an inert liquid, such as an inert oil. | 06-20-2013 |
| 20130190527 | Bismuth Catalyst Composition and Process For Manufacturing Ethanol Mixture - The present invention relates to a catalyst composition comprising at least one Group VIII metal and bismuth on a support, and to a process for manufacturing a product comprising ethanol and ethyl acetate from a feedstock comprising acetic acid over the catalyst composition under hydrogenation conditions, including a temperature of greater than about 290° C. | 07-25-2013 |
| 20140148615 | RECOVERY OF ORGANIC ACID USING A COMPLEX EXTRACTION SOLVENT - A method is disclosed for the recovery of an organic acid from a dilute salt solution in which the cation of the salt forms an insoluble carbonate salt. An amine, C02 and a water immiscible solvent are introduced to the solution to form the insoluble carbonate salt and a complex between the acid and the amine that is soluble in both an aqueous and a solvent phase. The complex is extracted into the solvent phase which is than distilled to recover the acid or an ester of the acid in a concentrated form. | 05-29-2014 |
| 20140235891 | USE OF ORGANIC FRAMEWORK POROUS SOLID ACID - The invention relates to an application of organic framework porous solid acid. A catalyst for catalytic esterification and acylation reaction is prepared by the steps of adding a divinyl benzene monomer into a solvent prepared by mixing azobisisobutyronitrile, tetrahydrofuran and water, performing hydrothermal treatment at the normal temperature under the constant pressure, and volatilizing the solvent at the room temperature to obtain polydivinylbenzene; grinding the polydivinylbenzene into 200-mesh powder and performing degassing treatment under the nitrogen condition; adding polydivinylbenzene blocks into 1,1′,2-methyl chloroform to explode and crack into small blocks, wherein the small blocks swell; evenly mixing 1,1′,2-methyl chloroform and concentrated sulfuric acid, adding silver sulfate serving as a catalyst, adding processed polydivinylbenzene, performing sulfonation, filtering and washing with dioxane and water till it is neutral, performing drying, using dilute sulphuric acid to activate, performing washing till the it is neutral and performing drying. The catalyst is used for the catalytic esterification and the acylation reaction and has high catalytic activity and conversion rate. | 08-21-2014 |
| 20150126768 | DEVICE USEFUL FOR HYDROGENATION REACTIONS (II) - The present invention relates to a device for treatment of material transported through the device comprising at least one porous element consisting of specific solid metallic structure which allows cross-flow of the material through the porous element and wherein the porous element is coated by a non-acidic metal oxide which is impregnated by palladium (Pd). | 05-07-2015 |
| 20150299065 | CONTINUOUS PROCESS FOR CONVERSION OF LIGNIN TO USEFUL COMPOUNDS - This specification discloses a process to convert a converted lignin feedstream to an aromatic composition comprised of aromatic compounds. The process follows the steps of exposing the converted lignin feedstream to at least one catalyst in the presence of donated hydrogen atoms at an exposure temperature greater than 190° C. for a time of at least thirty minutes. The donated hydrogen atoms are donated from at least one hydrogen donating compound during exposure of the converted lignin feedstream to the at least one catalyst at the exposure temperature. The resulting products are comprised largely of aromatics. | 10-22-2015 |
| 20160121318 | HYDROGENATION AND DISPROPORTIONATION CATALYSIS - Improved catalytic methods are disclosed. The methods include both hydrogenation and disproportionation catalysis. While the reaction conditions for hydrogenation and disproportionation differ, the catalysts disclosed herein can be used for either process. In certain aspects, the methods utilize a catalyst: CpM(N—N)L | 05-05-2016 |
| 20160176796 | ACETALDEHYDE PRODUCTION METHOD | 06-23-2016 |
| 560266000 | Substituted | 2 |
| 20130150619 | METHOD FOR PRODUCING ACYLOXY CARBOXYLIC ACIDS AND DERIVATIVES THEREOF - The disclosure relates to a process for forming an acyloxy carboxylic acid or a derivative of the acid. A hydroxy acid compound is reacted with a carboxylic acid in a reaction vessel and in the presence of a catalyst, such as in a reactive distillation column containing the catalyst. The reaction product formed in the reaction vessel includes an acyloxy carboxylic acid compound, which can be removed continuously from the vessel in a product stream. Another product stream containing unreacted (excess) carboxylic acid and/or reaction byproducts such as water can be separately removed continuously from the reaction vessel. | 06-13-2013 |
| 20140081042 | PREPARATION OF 4-ACETOXY-2-METHYLBUTANAL BY CATALYTIC CARBON CARBON DOUBLE BOND HYDROGENATION - The present invention relates to a new way for the production of 4-acetoxy-2-methyl-butanal, wherein a non-acidic catalytic system is used. | 03-20-2014 |
