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| Application No. | Application Title | Issue Date |
| 20120108831 | SUPPORTED NOBLE METAL COMPRISING CATALYST FOR OXIDATIVE DEHYDROGENATION OR EPOXIDATION Supported noble metal-comprising catalysts which can be obtained by
| 05/03/2012 |
| 20120083613 | ALUMINA SUPPORT FOR SILVER CATALYST, PREPARATION AND USE THEREOF The present invention relates to an alumina support for silver catalyst, a process for preparing said alumina support, a silver catalyst made from said alumina support, and a use of said silver catalyst in the production of ethylene oxide by the oxidization of ethylene.... | 04/05/2012 |
| 20120022277 | CATALYST FOR ETHYLENE OXIDE PRODUCTION AND METHOD FOR PRODUCING ETHYLENE OXIDE PROBLEM There is provided a catalyst for producing ethylene oxide which is superior in catalytic selectivity and catalytic life (durability). SOLUTION There is provided a catalyst for producing ethylene oxide having a catalyst component sup... | 01/26/2012 |
| 20110301367 | METHOD FOR PREPARING AN EPOXIDATION CATALYST A process for the preparation of a catalyst useful for the vapor phase production of ethylene oxide from ethylene and oxygen comprising the steps of providing a catalyst precursor comprising an inert support having a catalytically effective amount of a silver containing... | 12/08/2011 |
| 20110245518 | CATALYST FOR PRODUCTION OF ETHYLENE OXIDE AND METHOD FOR PRODUCTION OF ETHYLENE OXIDE A catalyst for the production of ethylene oxide in high efficiency and high selectivity, as well as stably for a long period of time is provided. A catalyst for the production of ethylene oxide comprising silver and a reaction promoter supp... | 10/06/2011 |
| 20110218349 | Method for Producing Alkylene Oxide Addition Products The invention relates to a method for producing alkylene oxide addition products. The method according to the invention is characterized by (a) contacting ethylene and/or propylene with an oxidizing agent in a first structured reactor (“μ reactor”) and (b) feeding ... | 09/08/2011 |
| 20110196162 | METHOD FOR PRODUCING AN ALKYLENE OXIDE The present invention relates to a continuous process for producing an alkylene oxide by direct oxidation of an alkene with oxygen by reacting a mixture comprising alkene and oxygen in the presence of a silver-comprising catalyst for a run time Δt(i), wherein during th... | 08/11/2011 |
| 20110160470 | METHOD OF CONTROLLING THE PRODUCTION OF SILVER CHLORIDE ON A SILVER CATALYST IN THE PRODUCTION OF ALKYLENE OXIDES A plant and process for producing alkylene oxides to control the production of silver chloride on a high efficiency silver catalyst is disclosed and described. The process involves reacting an alkylene and an organic chloride gas phase promoter with oxygen over the high... | 06/30/2011 |
| 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 catal... | 05/19/2011 |
| 20110060149 | PROCESS FOR PREPARING ETHYLENE OXIDE Process for preparing ethylene oxide by catalytic gas phase oxidation of ethylene with oxygen, in which the reaction is performed in 5 to 50 reaction zones connected in series under adiabatic conditions, and reactor system for carrying out the process.... | 03/10/2011 |
| 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 |
| 20100267974 | SIMPLIFIED METHOD FOR PRODUCING ALKYLENE OXIDES WITH A HIGH EFFICIENCY CATALYST AS IT AGES A simplified method of operating an alkylene oxide production process that utilizes a high efficiency silver catalyst is shown and described. The method accounts for declining catalyst activity that occurs as the catalyst ages by making alternating changes to the reacti... | 10/21/2010 |
| 20100179336 | CARRIER FOR OLEFIN OXIDE CATALYST A carrier for a catalyst useful for the epoxidation of an olefin which comprises an inert, refractory solid carrier is provided. The carrier has no or little absolute volume from small pores, of less than 1 micrometer, and large pores, of above 5 micrometer. By “no or... | 07/15/2010 |
| 20100150805 | HIGHLY STABLE AND REFRACTORY MATERIALS USED AS CATALYST SUPPORTS This invention involves highly porous, stable metal oxide felt materials that are used as catalytic supports for a number of different applications including dehydrogenation of light paraffins to olefins, selective hydrogenation of dienes to olefins, hydrogenation of ca... | 06/17/2010 |
| 20100056816 | SHAPED POROUS BODIES OF ALPHA-ALUMINA AND METHODS FOR THE PREPARATION THEREOF This invention relates to shaped porous bodies of alpha-alumina platelets which are useful as catalyst carriers, filters, membrane reactors, and preformed bodies for composites. This invention also relates to processes of making such shaped bodies and processes for modi... | 03/04/2010 |
| 20100048926 | CATALYST SYSTEM AND PROCESS FOR THE PRODUCTION OF EPOXIDES The present invention relates to a catalyst system which is a mixture of at least two catalytic species, the first catalytic species being a dehydrogenation catalyst and the second catalytic species being an epoxidation catalyst and comprising silver. The present invent... | 02/25/2010 |
| 20100010243 | EPOXIDATION CATALYST AND PROCESS Disclosed herein is a catalytic method of converting alkenes to epoxides. This method generally includes reacting alkenes with oxygen in the presence of a specific silver catalyst under conditions suitable to produce a yield of the epoxides. The specific silver catalyst... | 01/14/2010 |
| 20090264678 | CARRIER, A PROCESS FOR PREPARING THE CARRIER, AN OLEFIN EPOXIDATION CATALYST, A PROCESS FOR PREPARING THE CATALYST, AND A PROCESS FOR THE PRODUCTION OF AN OLEFIN OXIDE, A 1,2-DIOL, A 1,2-DIOL ETHER, OR AN ALKANOLAMINE A carrier that may be used in the manufacture of an olefin epoxidation catalyst is provided that is prepared from a process involving depositing boron on the carrier and subsequently calcining the carrier. Also provided is an olefin epoxidation catalyst comprising a sil... | 10/22/2009 |
| 20090259059 | Catalyst for producing alkylene oxide, method for producing the same, and method for producing alkylene oxide using said catalyst A catalyst for producing alkylene oxide including fine metal silver particles dispersed and supported on a carrier, wherein not less than 90% of the fine metal silver particles have silver particle diameters of 2 to 100 nm, is disclosed. The catalyst can be produced by ... | 10/15/2009 |
| 20090234144 | Reactor System and Process for the Manufacture of Ethylene Oxide A reactor system for the epoxidation of ethylene, which reactor system comprises an elongated tube having an internal tube diameter of more than 40 mm, wherein contained is a catalyst bed of catalyst particles comprising silver and a promoter component deposited on a ca... | 09/17/2009 |
| 20090234145 | METHOD AND CATALYSTS FOR THE EPOXIDATION OF OLEFINIC COMPOUNDS IN THE PRESENCE OF OXYGEN The invention relates to a method for the epoxidation of an olefinic compound, which is characterised in that it comprises an oxidation reaction of at least one olefinic compound containing one or more double bonds C═C with oxygen in the presence of one or more reacti... | 09/17/2009 |
| 20090216034 | PROCESS FOR PRODUCING OLEFIN OXIDE There is disclosed a process for producing an olefin oxide characterized by contacting an olefin and oxygen, in the presence of water and a halogen compound, with a silver catalyst, wherein the silver catalyst is a silver catalyst that is obtainable by contacting metal ... | 08/27/2009 |
| 20090177000 | ALKYLENE OXIDE CATALYST AND USE THEREOF A supported silver catalyst and use thereof in a process for producing an alkylene oxide, such as ethylene oxide, by the direct oxidation of an alkylene with oxygen or an oxygen-containing gas, wherein the catalyst provides improved stability and improved resilience to ... | 07/09/2009 |
| 20090131695 | Catalyst, a process for preparing the catalyst and a process for the production of an olefin oxide, a 1,2-diol, a 1,2 diol ether, or an alkanolamine A catalyst which comprises a carrier and silver deposited on the carrier, which carrier has a surface area of at least 1.3 m2/g, a median pore diameter of more than 0.8 μm, and a pore size distribution wherein at least 80% of the total pore volume is contained i... | 05/21/2009 |
| 20090082584 | PROCESS FOR INITIATING A HIGHLY SELECTIVE ETHYLENE OXIDE CATALYST A process for initiating a highly selective ethylene oxide catalyst is provided in which the highly selective ethylene oxide catalyst is operated first as a ‘standard’ Ag-based catalyst (e.g., a catalyst that contains only silver and alkali metal, especially cesium)... | 03/26/2009 |
| 20090062556 | CARRIER FOR OLEFIN OXIDE CATALYST A carrier for a catalyst useful for the epoxidation of an olefin which comprises an inert, refractory solid carrier is provided. The carrier has no or little absolute volume from small pores, of less than 1 micrometer, and large pores, of above 5 micrometer. By “no or... | 03/05/2009 |
| 20080306291 | START-UP OF HIGH SELECTIVITY CATALYSTS IN OLEFIN OXIDE PLANTS A method to achieve a controlled start-up temperature of an expoxidation process which exceeds the maximum achievable temperature of the epoxidation reactor relative to using an external heat source. The method of the present invention employs an oxidation reaction with... | 12/11/2008 |
| 20080154052 | Method of installing an epoxidation catalyst in a reactor, a method of preparing an epoxidation catalyst, an epoxidation catalyst, a process for the preparation of an olefin oxide or a chemical derivable from an olefin oxide, and a reactor suitable for such a process The present invention relates to an improved epoxidation process and an improved epoxidation reactor. The present invention makes use of a reactor which comprises a plurality of microchannels. Such process microchannels may be adapted such that the epoxidation and optio... | 06/26/2008 |
| 20080154051 | Method of installing an epoxidation catalyst in a reactor, a method of preparing an epoxidation catalyst, an epoxidation catalyst, a process for the preparation of an olefin oxide or a chemical derivable from an olefin oxide, and a reactor suitable for such a process The present invention relates to an improved epoxidation process and an improved epoxidation reactor. The present invention makes use of a reactor which comprises a plurality of microchannels. Such process microchannels may be adapted such that the epoxidation and optio... | 06/26/2008 |
| 20080128656 | Process for Preparing Metal or Metal Alloy Nanoparticles Dispersed on a Substrate by Chemical Vapour Deposition Process of depositing nanoparticles of a metal or of an alloy of said metal, said metal being chosen from the metals from columns VIIIB and IB of the Periodic Table, dispersed on a substrate by chemical vapour deposition (CVD), from one or more precursors, in which the ... | 06/05/2008 |
| 20080071100 | EXOTHERMIC REACTION SYSTEM A reactor and heat exchanger assembly is provided with the heat exchanger integrally affixed to the reactor exit head and adapted to immediately cool reactor gases from the reactor. ... | 03/20/2008 |
| 20070185339 | PROCESS FOR TREATING A CATALYST, THE CATALYST, AND USE OF THE CATALYST A process for treating a supported epoxidation catalyst comprising silver in a quantity of at most 0.15 g per m2 surface area of the support, which process comprises:
| |
| 20060205962 | Olefin epoxidation process, a catalyst for use in the process, a carrier for use in making the catalyst, and a process for making the carrier A carrier that may be used in the manufacture of an olefin epoxidation catalyst is provided that is obtained from a process involving the acid digestion of aluminum metal. Also provided is an olefin epoxidation catalyst comprising a silver component deposited on the car... | 09/14/2006 |
| 20060205963 | Process for preparing an olefin oxide, a method of using the olefin oxide and a catalyst composition The present invention provides a process for preparing an olefin oxide by reacting an olefin having at least three carbon atoms with oxygen in the presence of a catalyst composition containing silver and an alkali metal promoter deposited on a carrier, which alkali meta... | 09/14/2006 |
| 20060116523 | Silver-containing catalysts for the reaction of substrates with c-c-double bonds The present invention relates to a silver-containing catalyst system, which can be applied for the reaction of substrates with at least one C—C-double bond with at least one oxygen-containing or oxygen-supplying component with formation of at least one epoxide. The si... | 06/01/2006 |
| 20060100451 | Process for manufacturing ethylene oxide The invention relates to a process for manufacturing ethylene oxide by the catalytic oxidation reaction of ethylene with molecular oxygen. The process comprises contacting a reactive gas mixture current comprising ethylene and molecular oxygen with a silver-based cataly... | 05/11/2006 |
| 20060047130 | Olefin epoxidation process, a catalyst for use in the process, a carrier for use in preparing the catalyst, and a process for preparing the carrier A process is provided for preparing a carrier which process comprises incorporating into the carrier at any stage of the carrier preparation a strength-enhancing additive. Also provided is the resultant carrier having incorporated therein a strength-enhancing additive a... | 03/02/2006 |
| 20060014971 | Process for the production of an olefin oxide, a 1, 2-diol, a 1,2-diol ether, or an alkanolamine A process is provided for the epoxidation of an olefin comprising the steps of: contacting a feed comprising an olefin and oxygen with a catalyst comprising a silver component and a high-selectivity dopant deposited on a fluoride-mineralized carrier; and producing a pro... | 01/19/2006 |
| 20060009647 | Process for the production of an olefin oxide, a 1,2-diol, a 1,2-diol ether, or an alkanolamine A process is provided for the epoxidation of an olefin comprising the steps of: contacting a feed comprising an olefin and oxygen with a catalyst comprising a silver component deposited on a fluoride-mineralized carrier; and producing a product mix comprising an olefin ... | 01/12/2006 |
| 20050222441 | Process for preparing a catalyst, the catalyst, and a use of the catalyst A process for preparing a catalyst comprising silver on a support, which process comprises depositing silver on the support, and
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