Patent application number | Description | Published |
20080200703 | Heterogeneous Ruthenium Catalyst and Method For Hydrogenating a Carboxylic Aromatic Group, in Particular For Producing Core Hydrogenated Bisglycidyl Ether Bisphenols A and F - Heterogeneous ruthenium catalyst which comprises amorphous silicon dioxide as support material and can be produced by single or multiple impregnation of the support material with a solution of a ruthenium salt, drying and reduction, wherein the silicon dioxide support material used has a BET surface area (in accordance with DIN 66131) in the range from 250 to 400 m | 08-21-2008 |
20080242537 | Method for Producing Amines with a Catalyst Containing Platinum, Nickel and an Additional Metal - The invention provides a process for preparing aromatic amines by catalytically hydrogenating the corresponding nitro compounds, especially for preparing tolylenediamine by hydrogenating dinitrotoluene, which comprises using hydrogenation catalysts in which the active component present is a mixture of platinum, nickel and an additional metal on a support. | 10-02-2008 |
20080293980 | Method for the Synthesis of Aromatic Hydrocarbons From C1-C4-Alkanes and Utilization of C1-C4-Alkane-Comprising Product Stream - The present invention relates to a method for producing an aromatic hydrocarbon from a C | 11-27-2008 |
20080306316 | Process for Reacting an Aromatic Hydrocarbon in the Presence of Hydrogen - Processes comprising: providing a starting material comprising one or more aromatic hydrocarbons, and having an aromatic sulfur compound content and a total sulfur content; reducing the aromatic sulfur compound content and the total sulfur content in the starting material; and hydrogenating the one or more aromatic hydrocarbons in the presence of a supported ruthenium catalyst and hydrogen. | 12-11-2008 |
20090023956 | DIRECT AMINATION OF HYDROCARBONS - A process for aminating hydrocarbons with ammonia in the presence of catalyst (i) which catalyzes the amination, which comprises supplying oxidizing agent to the reaction mixture and reacting the oxidizing agent with hydrogen which is formed in the amination in the presence of a catalyst (ii) which catalyzes this reaction with hydrogen. | 01-22-2009 |
20090030234 | DIRECT AMINATION OF HYDROCARBONS - A process for aminating hydrocarbons with ammonia, wherein the N | 01-29-2009 |
20090203941 | DIRECT HYDROCARBON AMINATION - A process for aminating hydrocarbons comprises physically removing hydrogen from the reaction mixture. | 08-13-2009 |
20090292144 | DIRECT AMINATION OF HYDROCARBONS - A process for aminating hydrocarbons with ammonia, which comprises performing the amination in the presence of an additive which reacts with hydrogen, the additive used being at least one organic chemical compound, N | 11-26-2009 |
20100152436 | CATALYST AND PROCESS FOR HYDROGENATING ORGANIC COMPOUNDS COMPRISING HYDROGENATABLE GROUPS - The invention relates to a shell catalyst containing ruthenium as an active metal, alone or together with at least one other metal of the auxiliary group IB, VIIB or VIII of the periodical system of the elements (CAS version), and applied to a carrier containing silicon dioxide as a carrier material. The invention also relates to a method for producing said shell catalyst, and to a method for hydrogenating an organic compound containing hydrogenable groups, preferably for hydrogenating a carbocyclic aromatic group to form the corresponding carbocyclic aliphatic groups or for hydrogenating aldehydes to form the corresponding alcohols, using the inventive shell catalyst. The invention further relates to the use of the inventive shell catalyst for hydrogenating an organic compound containing hydrogenable groups, preferably for hydrogenating a carbocyclic aromatic group to form the corresponding carbocyclic aliphatic groups or for hydrogenating aldehydes to form the corresponding alcohols. | 06-17-2010 |
20110196181 | PROCESS FOR REACTING AN AROMATIC HYDROCARBON IN THE PRESENCE OF HYDROGEN - Processes comprising: providing a starting material comprising one or more aromatic hydrocarbons, and having an aromatic sulfur compound content and a total sulfur content; reducing the aromatic sulfur compound content and the total sulfur content in the starting material; and hydrogenating the one or more aromatic hydrocarbons in the presence of a supported ruthenium catalyst and hydrogen. | 08-11-2011 |