Patent application number | Description | Published |
20090270640 | METHOD FOR PRODUCTION OF ETHYLENE OXIDE IN A MICROCHANNEL REACTOR - Processes for preparing ethylene oxide, the process comprising: (a) providing a catalyst-comprising microchannel reactor; (b) feeding (i) an ethylene-comprising stream and (ii) a stream comprising oxygen, an oxygen source or both, into the microchannel reactor; and (c) continuously feeding one or more components selected from the group consisting of alkyl halides, nitrogen-comprising compounds, and mixtures thereof into the microchannel reactor in a concentration of from 0.3 to 50 ppm by volume, each based on the total volume flow of all streams introduced into the reactor. | 10-29-2009 |
20110004025 | METHOD FOR PRODUCING OLEFINICALLY UNSATURATED CARBONYL COMPOUNDS BY OXIDATIVE DEHYDROGENATION OF ALCOHOLS - A process for preparing olefinically unsaturated carbonyl compounds by oxidative dehydrogenation in an oxygenous atmosphere over a supported catalyst which comprises gold and optionally further noble metals at temperatures in the range from 50 to 240° C. | 01-06-2011 |
20110004032 | METHOD FOR ISOMERIZING OLEFINICALLY UNSATURATED ALCOHOLS - A process for isomerizing olefinically unsaturated alcohols over supported noble metal catalysts with a support based on carbon in an oxygenous atmosphere. | 01-06-2011 |
20110009653 | PROCESS FOR MAKING ETHYLENE OXIDE USING MICROCHANNEL PROCESS TECHNOLOGY - This invention relates to a process comprising reacting ethylene and oxygen or a source of oxygen in a process microchannel in the presence of a catalyst to form a product comprising ethylene oxide. | 01-13-2011 |
20110015446 | USE OF A SUPPORTED CATALYST CONTAINING PRECIOUS METAL FOR OXIDATIVE DEHYDROGENATION - The use of a supported noble metal catalyst obtainable by applying a sparingly soluble noble metal compound to a support from solution or suspension, and subsequently treating thermally, for preparing olefinically unsaturated carbonyl compounds. | 01-20-2011 |
20130006021 | METHOD FOR ISOMERIZING OLEFINICALLY UNSATURATED ALCOHOLS - A process for isomerizing olefinically unsaturated alcohols over supported noble metal catalysts with a support based on carbon in an oxygenous atmosphere. | 01-03-2013 |
20130109871 | PROCESS FOR PRODUCING A SUPPORTED SILVER CATALYST | 05-02-2013 |
20130231493 | POROUS INORGANIC BODY - The present invention relates to a porous inorganic body comprising pores A having a pore size S | 09-05-2013 |
20130296587 | CATALYST FOR THE EPOXIDATION OF ALKENES - The present invention relates to a catalyst for preparing alkylene oxides, which is a supported silver catalyst having a novel promoter combination. The present invention further relates to a process for producing the catalyst and the use of the catalyst for the oxidation of alkylenes to alkylene oxides. In addition, the present invention relates to a process for preparing ethylene oxide from ethylene, which comprises the oxidation of ethylene in the presence of the stated catalyst. | 11-07-2013 |
Patent application number | Description | Published |
20110004025 | METHOD FOR PRODUCING OLEFINICALLY UNSATURATED CARBONYL COMPOUNDS BY OXIDATIVE DEHYDROGENATION OF ALCOHOLS - A process for preparing olefinically unsaturated carbonyl compounds by oxidative dehydrogenation in an oxygenous atmosphere over a supported catalyst which comprises gold and optionally further noble metals at temperatures in the range from 50 to 240° C. | 01-06-2011 |
20110004032 | METHOD FOR ISOMERIZING OLEFINICALLY UNSATURATED ALCOHOLS - A process for isomerizing olefinically unsaturated alcohols over supported noble metal catalysts with a support based on carbon in an oxygenous atmosphere. | 01-06-2011 |
20110015446 | USE OF A SUPPORTED CATALYST CONTAINING PRECIOUS METAL FOR OXIDATIVE DEHYDROGENATION - The use of a supported noble metal catalyst obtainable by applying a sparingly soluble noble metal compound to a support from solution or suspension, and subsequently treating thermally, for preparing olefinically unsaturated carbonyl compounds. | 01-20-2011 |
20110118487 | PROCESS FOR MAKING ETHYLENE OXIDE - This invention relates to a process, comprising reacting ethylene and oxygen or a source of oxygen in the presence of a catalyst in a reactor to form a product comprising ethylene oxide, wherein the catalyst contains silver or silver compound and a support and the catalyst is in the form of particulate solids having a mean particle diameter from 1 to 1000 μm and wherein the molar ratio of oxygen to ethylene is from 1:4 to 10:1. | 05-19-2011 |
20110313192 | HETEROGENEOUSLY CATALYZED CARBAMATE DISSOCIATION FOR SYNTHESIS OF ISOCYANATES OVER SOLID LEWIS ACIDS - Proposed is a process for preparing isocyanates by dissociating the corresponding carbamates, which comprises dissociating the carbamates in the presence of a heterogeneous Lewis-acidic catalyst. | 12-22-2011 |
20120065412 | SYSTEM AND PROCESS FOR PRODUCING HIGHER-VALUE HYDROCARBONS FROM METHANE - The present invention relates to a process for producing hydrocarbons from methane, which comprises, in a first stage (i), reacting methane to form ethylene and, in a later stage (ii), reacting the product mixture obtained in stage (i) which comprises ethylene and methane to give higher-value hydrocarbons. | 03-15-2012 |
20120077998 | USE OF STRUCTURED CATALYST BEDS FOR PREPARING ETHYLENE OXIDE - The present invention relates to a process for preparing ethylene oxide by reaction of ethylene with oxygen in the presence of at least one silver-comprising catalyst, wherein the reaction takes place in a reactor which has a catalyst packed bed having at least two zones (i) and (ii) and the silver content of the catalyst in zone (i) is lower than the silver content of the catalyst in zone (ii). The catalyst packed bed preferably has a further zone (a) with which the reaction mixture comes into contact before the zones (i) and (ii). According to the invention, the silver content of the catalyst in the zone (a) is higher than the silver content of the catalyst in zone (i). | 03-29-2012 |
20120108831 | SUPPORTED NOBLE METAL COMPRISING CATALYST FOR OXIDATIVE DEHYDROGENATION OR EPOXIDATION - Supported noble metal-comprising catalysts which can be obtained by
| 05-03-2012 |
20120277473 | OXIDATIVE DEHYDROGENATION OF METHANOL TO FORMALDEHYDE OVER SILVER-CONTAINING KNITS - In a process for producing C | 11-01-2012 |
20120277476 | Precious metal catalysts with low metal loading for oxidative dehydrogenations - A method of production of a catalyst that has 0.05-0.25 wt. % of precious metal, preferably for the oxidative dehydrogenation of olefinically unsaturated alcohols, comprising the following steps | 11-01-2012 |
Patent application number | Description | Published |
20120264951 | PROCESS FOR PRODUCING A CATALYST FOR THE OXIDATION OF ETHYLENE TO ETHYLENE OXIDE - The invention relates to a process for producing a catalyst for the oxidation of ethylene to ethylene oxide, which comprises a) providing a support which comprises alumina and has been impregnated with silver or with a silver-comprising compound and has a temperature T | 10-18-2012 |
20120264952 | CATALYST FOR PREPARING ETHYLENE OXIDE - Catalyst for preparing ethylene oxide, at least comprising silver applied to a support, the support having a BET constant C in the range from 0 to 800, determined in accordance with DIN ISO 9277. | 10-18-2012 |
20120264953 | ZINC-COMPRISING CATALYST FOR PREPARING ETHYLENE OXIDE - Process for preparing a catalyst for preparing ethylene oxide, which comprises silver and zinc applied to a support, where the process comprises at least
| 10-18-2012 |
20120264954 | PROCESS FOR PRODUCING A CATALYST FOR THE OXIDATION OF ETHYLENE TO ETHYLENE OXIDE - The present invention relates to a shaped catalyst body for preparing ethylene oxide, which comprises at least silver and rhenium applied to an alumina support, and also to a process for producing it, wherein the alumina support has the geometry of a hollow cylinder and the shaped catalyst body has a rhenium content C | 10-18-2012 |