Patent application number | Description | Published |
20090143601 | METHOD FOR PREVENTING FUMARIC ACID DEPOSITS IN THE PRODUCTION OF MALEIC ACID ANHYDRIDE - The present invention provides a process for preventing fumaric acid deposits in the preparation of maleic anhydride, comprising the following steps: | 06-04-2009 |
20090314992 | PROCESS FOR WORKING UP SOLVENT-CONTAINING HYDROGENATION PRODUCT MIXTURES - The present invention relates to a process for separating off solvents from solvent-comprising hydrogenation outputs from a catalytic hydrogenation process, which comprise at least one water-soluble hydrogenation product having at least one alcohol, lactone, ether, lactam or amino group in a solvent which is immiscible or not completely miscible with water and has a boiling point below 100° C., wherein water is added to the hydrogenation output, the solvent-comprising phase is separated off and recirculated to the hydrogenation. | 12-24-2009 |
20100048922 | PROCESS FOR ONE-STAGE PREPARATION OF 2-METHYLTETRAHYDROFURAN FROM FURFURAL OVER TWO CATALYSTS IN A STRUCTURED BED - The present invention provides a process for preparing 2-methyltetrahydrofuran by one-stage hydrogenation of furfural with a hydrogen-comprising gas in the presence of a structured bed of at least one copper catalyst and at least one catalyst which comprises at least one noble metal from groups 8, 9 and/or 10 of the periodic table of the elements applied on a support material. | 02-25-2010 |
20100069681 | PROCESS FOR PREPARING 3-ALKOXYPROPAN-1-OLS - The present invention relates to a process for preparing 3-alkoxypropan-1-ols of the general formula I | 03-18-2010 |
20100099895 | PROCESS FOR ONE-STAGE PREPARATION OF 2-METHYLTETRAHYDROFURAN FROM FURFURAL OVER A CATALYST - The present invention provides a process for preparing 2-methyltetrahydrofuran by one-stage hydrogenation of furfural with a hydrogen-comprising gas in the presence of a supported catalyst which comprises at least one noble metal from groups 8, 9 and/or 10 of the periodic table of the elements. | 04-22-2010 |
20120245256 | POLYESTERS BASED ON 2-METHYLSUCCINIC ACID - The present invention relates to a polyester comprising repeat units based on at least one aliphatic dicarboxylic acid or an ester-forming derivative thereof (component A1), at least one aromatic dicarboxylic acid or an ester-forming derivative thereof (component A2), at least one diol (component B), optionally at least one sulfo-containing compound (component A3) and optionally at least one trifunctional crosslinking agent as component C1 and/or at least one difunctional chain extender as component C2, component A1 comprising 2-methylsuccinic acid or an ester-forming derivative thereof, to a process for preparing the inventive polyester, to the mixtures comprising the inventive polyester, to the use of the inventive polyesters or of the inventive mixtures for production of moldings, films, adhesives, foams or fibers, and to moldings, films, adhesives, foams or fibers comprising at least one inventive polyester or at least one inventive mixture. | 09-27-2012 |
20120245394 | METHOD FOR PRODUCING A SUPPORTED HYDROGENATION CATALYST HAVING INCREASED HYDROGENATION ACTIVITY - In a process for preparing a supported hydrogenation catalyst with increased hydrogenation activity, which comprises a hydrogenating metal and/or an oxide of a hydrogenating metal on an Al | 09-27-2012 |
20120251438 | Metal-Organic Frameworks Based on On 2,5-Furandicarboxylic Acid Or 2,5-Thiophenedicarboxylic Acid - The present invention relates to porous metallic frameworks comprising at least one at least bidentate organic compound coordinated to at least one metal ion, wherein the at least one at least bidentate organic compound is derived from 2,5-furandicarboxylic acid or 2,5-thiophenedicarboxylic acid. The present invention further relates to shaped bodies comprising these frameworks, processes for producing them and their use, in particular for the storage and separation of gases. | 10-04-2012 |