Basf Aktiengesellschaft Patents, Trademarks and Licenses Patent applications |
Patent application number | Title | Published |
20100154128 | METHOD FOR PRODUCING LEATHER - A process for the production of leather, wherein tanned animal hides are treated in step (A) with an aqueous liquor which comprises
| 06-24-2010 |
20100022785 | METHOD FOR PRODUCING PHTHALIC ANHYDRIDE - Processes comprising: (a) providing a reactant comprising a component selected from the group consisting of o-xylene, naphthalene and mixtures thereof, and a gas comprising oxygen; (b) reacting the reactant and the gas in a reaction system, in the presence of a catalyst, to form phthalic anhydride; wherein the reaction system comprises: (i) at least two reaction zones, each reaction zone cooled with a coolant; and (ii) an intermediate cooling zone disposed between a first of the at least two reaction zones and a second of the at least two reaction zones; and wherein the coolant entering the first of the at least two reaction zones has a temperature which is more than 20° C. higher than a temperature of the coolant entering the second of the at leas two reaction zones. | 01-28-2010 |
20090325225 | METHOD FOR THE PRODUCTION OF (4S)-3,4-DIHYDROXY-2,6,6-TRIMETHYL-CYCLOHEX-2-ENONE AND DERIVATIVES THEREOF - The present invention relates to a method for preparing optically active (4S)-4-hydroxy-2,6,6-trimethylcyclohex-2-en-1-one derivatives of the formula (I) and a method for preparing (3S,3′S)-astaxanthin of the formula (III) comprising the first-mentioned method. | 12-31-2009 |
20090240094 | Method for the Production of Propene from Propane - The invention relates to a process for preparing propene from propane, comprising the steps:
| 09-24-2009 |
20090239990 | IMPACT-MODIFIED THERMOPLASTIC MOLDING COMPOSITIONS BASED ON VINYL AROMATIC COPOLYMERS AND POLYAMIDE - The invention relates to thermoplastic molding compositions, comprising
| 09-24-2009 |
20090172890 | Method for Producing Leather - Process for the production of leather, wherein, after liming, deliming and, if appropriate, pickling, animal hides are pretanned or tanned with a mixture of compounds comprising | 07-09-2009 |
20090078087 | PROCESS FOR THE ACID DIGESTION OF METAL-CONTAINING COMPOUNDS - Aqueous leachant compositions and processes for using the same comprising: (a) providing a metal-containing compound; and (b) subjecting the metal-containing compound to an acid digestion comprising contacting the metal-containing compound with an aqueous leachant; wherein the aqueous leachant comprises a mixture selected from the group consisting of: (i) sulfuric acid and one or more alkanesulfonic acids having alkane moieties selected from the group consisting of propyl, ethyl and methyl groups, at a weight ratio of alkanesulfonic acid to sulfuric acid of 1:1000 to 1:1; (ii) sulfuric acid and one or more salts of alkanesulfonic acids having alkane moieties selected from the group consisting of propyl, ethyl and methyl groups, at a weight ratio of salt of alkanesulfonic acid to sulfuric acid of 1:9 to 1:99. | 03-26-2009 |
20090069476 | Stabilised thermoplastic moulding compounds - Thermoplastic molding compositions, processes for making the same and articles made therewith are described wherein the compositions include at least one stabilizer comprising one or more polyisocyanates having an average of 2 to 10 isocyanate groups per molecule, wherein at least one active ingredient group is coupled to the one or more polyisocyanates in an amount of 0.1 to 1.0 mole per mole of isocyanate groups, the at least one active ingredient group selected from phenolic compounds, sterically hindered amines and mixture thereof; and wherein up to 0.9 mole of one or more auxiliary groups is coupled to the one or more polyisocyanates. | 03-12-2009 |
20090065346 | PROCESS FOR THE DISTILLATIVE SEPARATION OF MIXTURES COMPRISING MONOETHYLENE GLYCOL AND DIETHYLENTRIAMINE - Processes comprising: providing a mixture comprising monoethylene glycol and diethylenetriamine; and subjecting the mixture to extractive distillation with a diethylenetriamine-selective solvent comprising triethylene glycol to provide a first stream comprising monoethylene glycol and a second stream comprising diethylenetriamine; wherein the first stream is substantially free of diethylenetriamine, and wherein the second stream is substantially free of monoethylene glycol. | 03-12-2009 |
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 |
20080207865 | Method for Producing Polyoxymethlenes - Process for preparing polyoxymethylene copolymers (POMs) by a) polymerizing a reaction mixture comprising suitable main monomers and comonomers and also a polymerization initiator and, if appropriate, a regulator, b) adding a deactivator and c) removing the residual monomers, wherein the amount of compounds whose melting point at 1013 hPa is below 60° C. present in the reaction mixture at any point in time during the process is not more than 0.1% by weight, with the POM, the monomers, comonomers, polymerization initiators, deactivators and regulators not being included in the calculation. | 08-28-2008 |
20080207846 | Isocyanate-Containing Thermoplastic Polyurethane - Thermoplastic polyurethane (i) comprising from 20% by weight to 70% by weight of isocyanate dissolved in the thermoplastic polyurethane, based on the total weight of the thermoplastic polyurethane (i) comprising the isocyanates. | 08-28-2008 |