Class / Patent application number | Description | Number of patent applications / Date published |
568361000 | Oxy containing reactant | 21 |
20090012329 | Cleavage of Dialkoxyalkanes in Ionic Liquids - The present invention relates to a process for the cleavage of dialkoxyalkanes to give corresponding aldehydes or ketones, where the cleavage is carried out in the presence of at least one ionic liquid of the general formula K | 01-08-2009 |
20090054693 | Chemical production processes, systems, and catalyst compositions - Chemical production processes are provided that can include exposing a reactant composition to a catalyst composition to form a product composition. Catalyst compositions are also provided that can include metal phosphate compositions, metal phosphorous compositions, and/or solid support compositions with the solid support compositions including one or more of F—Al | 02-26-2009 |
20090054694 | Chemical production processes, systems, and catalyst compositions - Chemical production processes are provided that include exposing a reactant composition to a catalyst composition to form a product composition, with the reactant composition including a multihydric alcohol compound and the catalyst composition being effective to dehydrate at least a portion of the multihydric alcohol compound. Embodiments of the process provide that the reactant composition is exposed to the catalyst composition for less than about 0.25 seconds and/or that the catalyst is maintained at a temperature of from about 280° C. to about 320° C. Processes utilizing a reactant composition including a multihydric alcohol compound and an inert compound are also provided. | 02-26-2009 |
20100179351 | Process For Producing Cyclohexylbenzene - In a process for producing cyclohexylbenzene, benzene and hydrogen are fed to at least one reaction zone. The benzene and hydrogen are then contacted in the at least one reaction zone under hydroalkylation conditions with a catalyst system comprising a molecular sieve having an X-ray diffraction pattern including d-spacing maxima at 12.4±0.25, 6.9±0.15, 3.57±0.07 and 3.42±0.07 Angstrom, and at least one hydrogenation metal to produce an effluent containing cyclohexylbenzene. The catalyst system has an acid-to-metal molar ratio of from about 75 to about 750. | 07-15-2010 |
20120283476 | SYNTHESIS OF GREEN KETONE INTERMEDIATE - A process for the preparation of 1-ethynyl-3,3-dimethylcyclohexan-1-ol from dimedone by a reaction sequence of reduction and ethynylation and its further transformation into green ketone. | 11-08-2012 |
20140073817 | METHOD FOR PREPARING MENTHONE FROM ISOPULEGOL - The present invention relates to a method for preparing menthone, starting from isopulegol, using specific homogeneous catalysts. | 03-13-2014 |
20140187821 | Process for Producing Cycloalkylaromatic Compounds - In a process for producing a cycloalkylaromatic compound, an aromatic compound and a cyclic olefin are contacted with a first catalyst under conditions effective to produce a reaction product comprising the cycloalkylaromatic compound and at least one non-fused bicyclic by-product. The at least one non-fused bicyclic by-product is then contacted with a second catalyst under conditions effective to convert at least a portion of the at least one non-fused bicyclic by-product to a converted by-product. | 07-03-2014 |
20140296577 | Method for Producing Phenol and/or Cyclohexanone - In a process for producing phenol and cyclohexanone a feed comprising cyclohexylbenzene hydroperoxide and water in an amount from 1 to 15,000 ppm, based upon total weight of feed, is contacted with a cleavage catalyst comprising an aluminosilicate of the FAU type under cleavage conditions effective to convert at least a portion of the cyclohexylbenzene hydroperoxide into phenol and cyclohexanone. | 10-02-2014 |
20150291495 | Process for Making Phenol and/or Cyclohexanone - A cleavage process for making phenol and/or cyclohexanone, the process comprising: (A) providing a feed comprising cyclohexylbenzene hydroperoxide; (B) contacting the feed with a catalyst under cleavage reaction conditions effective to produce a cleavage effluent comprising phenol and cyclohexanone, the catalyst having a collidine uptake of at least 20 μmol per gram of the catalyst and comprising an aluminosilicate molecular sieve of the FAU-type, an oxide binder, and a clay. | 10-15-2015 |
20160002138 | METHODS FOR SELECTIVE OXIDATION OF ALPHA TOCOTRIENOL IN THE PRESENCE OF NON-ALPHA TOCOTRIENOLS - A method of producing alpha-tocotrienol quinone or a stereoisomer thereof, the method comprising selective opening of alpha-tocotrienol chroman to alpha-tocotrienol quinone in the presence of non-alpha tocotrienol chromans by oxidizing alpha-to-cotrienol with a metal salt oxidizing agent, wherein the stoichiometric ratio of metal salt oxidizing agent/alpha-tocotrienol is at least 4:1 and wherein said metal oxidizing agent is added in sequential additions, in order to reduce oxidation of any amounts of non-alpha tocotrienol chromans that might have been present in the starting alpha-tocotrienol chroman material. This process uses conditions favoring oxidation rates of the alpha tocotrienol chroman vs. the non-alpha tocotrienol chromans. | 01-07-2016 |
20160376212 | Process for Making Cyclohexylbenzene and/or Phenol and/or Cyclohexanone - Disclosed are (i) a process for making cyclohexylbenzene by benzene hydroalkylation with a low methylcyclopentylbenzene selectivity; and (ii) a process of making phenol and/or cyclohexanone from cyclohexylbenzene including a step of removing methylcyclopentylbenzene from the cyclohexylbenzene feed supplied to the oxidation step. | 12-29-2016 |
568362000 | Phenol containing reactant | 4 |
20080275275 | Process for the Preparation of Ubihydroquinones and Ubiquinones - A process for the preparation of ubihydroquinones and ubiquinones by condensation of a prenol or isoprenol with a hydroquinone or derivative thereof in the presence of 0.005-1.0 mol % of a catalyst which is a Broensted-acid, a Lewis-acid from the group consisting of a derivative of Bi or In or an element of group 3 of the periodic table of the elements, a heteropolyacid, an NH- or a CH-acidic compound, and optionally oxidizing the ubihydroquinone obtained. | 11-06-2008 |
20120323042 | CATALYSED PHENOL HYDROGENATION - The invention relates to a method for hydrogenating an aromatic compound. The invention in particular relates to a method for preparing cyclohexanone, cyclohexanol or a mixture thereof in a continuous way by catalytically hydrogenating phenol fed into a reactor comprising a supported hydrogenation catalyst, comprising a dopant selected from the group of alkali metal hydroxides, alkaline earth metal hydroxides, alkaline earth metal oxides, carbonates of alkali metals and carbonates of alkaline earth metals, and in which process during the hydrogenation of phenol continuously or intermittently water is fed into the reactor, the weight to weight ratio of water fed into the reactor to phenol fed into the reactor on average being 0.1 or less. | 12-20-2012 |
20130165697 | Method for Preparing Cyclic Ketones - A method for hydrogenating optionally substituted phenols with one hydroxyl group to cyclohexanones over modified, palladium-comprising supported catalysts. This is possible surprisingly in selected alcoholic solvents with high selectivity. Here it is even possible to recycle the catalysts employed, which hitherto has only been possible with considerable loss of selectivity. | 06-27-2013 |
20140249332 | METHODS FOR SELECTIVE OXIDATION OF ALPHA TOCOTRIENOL IN THE PRESENCE OF NON-ALPHA TOCOTRIENOLS - A method of producing alpha-tocotrienol quinone or a stereoisomer thereof, the method comprising selective opening of alpha-tocotrienol chroman to alpha-tocotrienol quinone in the presence of non-alpha tocotrienol chromans by oxidizing alpha-tocotrienol with a metal salt oxidizing agent, wherein the stoichiometric ratio of metal salt oxidizing agent/alpha-tocotrienol is at least 4:1 and wherein said metal oxidizing agent is added in sequential additions, in order to reduce oxidation of any amounts of non-alpha tocotrienol chromans that might have been present in the starting alpha-tocotrienol chroman material. This process uses conditions favoring oxidation rates of the alpha tocotrienol chroman vs the non-alpha tocotrienol chromans. | 09-04-2014 |
568363000 | Inorganic oxygen containing reactant | 6 |
20080275276 | Method for Producing Cyclododecanone - A process for preparing cyclododecanone by reacting cyclododecene with dinitrogen monoxide, comprising in particular steps (I) and (II):
| 11-06-2008 |
20090281357 | METHOD FOR THE PRODUCTION OF CYCLIC KETONES - The present invention relates to a process for preparing a cyclic ketone having from 7 to 16 carbon atoms, which comprises at least the steps
| 11-12-2009 |
20090306433 | Process for Producing Phenol and Methyl Ethyl Ketone - A process for producing phenol and methyl ethyl ketone comprises contacting benzene and a C | 12-10-2009 |
20100191018 | PROCESS FOR PREPARING PURE CYCLODODECANONE - The present invention relates to a process for preparing at least one cyclic compound with Z cycles and 7 to 16 carbon atoms with a keto group, at least comprising the stages:
| 07-29-2010 |
20110152576 | PROCESS FOR PREPARING CYCLIC KETONES - The present invention relates to a process for preparing at least one monocyclic ketone having from 4 to 20 carbon atoms by reacting a mixture G | 06-23-2011 |
20120088935 | PROCESS FOR PREPARING KETONES, IN PARTICULAR MACROCYCLIC KETONES - Ketones of the formula II | 04-12-2012 |