| Patent application number | Description | Published |
|---|
| 20080267857 | RUTHENIUM CATALYSTS HAVING ENHANCED LONG-TERM STABILITY AND ACTIVITY - Oxidation catalysts comprising one or more ruthenium compounds and one or more promoters selected from the group consisting of zirconium halides, alkali metal halides, alkaline earth metal halides and lanthanum compounds, wherein the molar ratio of promoter to ruthenium is in the range of from 1:100 to 1:1; as well as processes for their preparation and use. | 10-30-2008 |
| 20080293853 | METHOD FOR PRODUCING CARBON NANOTUBE/POLYMER MIXTURES BY GAS-PHASE POLYMERIZATION - The present invention relates to a novel method for producing polymer/carbon nanotube mixtures by gas-phase polymerization, optionally subsequent dispersion in a carbon nanotube/polymer composite, and in particular homogeneous carbon nanotube/polymer mixtures and carbon nanotube/polymer composites by in situ gas-phase polymerization of olefins or diolefins on carbon nanotubes, wherein the catalysts and, optionally, co-catalysts are supported on the carbon nanotubes. | 11-27-2008 |
| 20090023851 | PROCESS FOR THE PRODUCTION OF AN ELECTRICALLY CONDUCTING POLYMER COMPOSITE MATERIAL - Process for the production of an electrically conducting carbon nanotube polymer composite material with reduced surface resistance, in which carbon nanotubes are dispersed in a polymer melt in a twin-shaft screw extruder to form a mixture, and the mixture is then extruded. | 01-22-2009 |
| 20090028780 | METHOD AND DEVICE FOR PRODUCING CHLORINE BY GAS PHASE OXIDATION IN A COOL WALL REACTOR - The present invention relates to a process and an apparatus for preparing chlorine by gas-phase oxidation of hydrogen chloride by means of an oxygen-containing gas stream, wherein the catalyst required for the reaction is applied to the interior wall of one or more externally cooled reaction channels. | 01-29-2009 |
| 20090087372 | PROCESS FOR THE PREPARATION OF A CATALYST FOR THE PRODUCTION OF CARBON NANOTUBES - A process for the preparation of a catalyst for the production of carbon nanotubes, the use of the catalyst for the production of carbon nanotubes, and the carbon nanotubes obtained by this production process. The catalyst is prepared on the basis of at least two metals from the group: cobalt, manganese, iron, nickel and molybdenum from soluble precursor compounds by spray drying or spray granulation of the precursor compounds dissolved in a solvent, and subsequent calcination. | 04-02-2009 |
| 20090093655 | METHOD AND DEVICE FOR PRODUCING AROMATIC AMINES BY HETEROGENEOUS CATALYZED HYDRATION - The present invention relates to a process and an apparatus for preparing aromatic amines by means of a heterogeneously catalysed hydrogenation, wherein the catalyst required for the reaction is applied to the interior wall of one or more reaction channels which are cooled from the outside. | 04-09-2009 |
| 20090124705 | CARBON NANOTUBE POWDER, CARBON NANOTUBES, AND PROCESSES FOR THEIR PRODUCTION - A novel carbon nanotube powder containing carbon nanotubes which have a roll-like structure, also novel carbon nanotubes having a roll-like structure, novel processes for the production of the carbon nanotube powders and of the carbon nanotubes, and their use as an additive or substrate for various applications are described. | 05-14-2009 |
| 20090140215 | CATALYST FOR PRODUCING CARBON NANOTUBES BY MEANS OF THE DECOMPOSITION OF GASEOUS CARBON COMPOUNDS ON A HETEROGENEOUS CATALYST - The present invention relates to a process for the production of carbon nanotubes, in particular those having a diameter of 3-150 nm and an aspect ratio of length:diameter (L:D)>100, by decomposition of hydrocarbons on a heterogeneous catalyst which comprises Mn, Co, preferably also molybdenum, and an inert support material, and the catalyst and the carbon nanotubes themselves and the use thereof. | 06-04-2009 |
| 20090176997 | Process for producing vinylene carbonate - The present invention relates to the industrial production of vinylene carbonate (VC) by eliminating hydrogen chloride from chloroethylene glycol carbonate (CGC) or solid catalysts in the gas phase, the reaction being carried out over a catalyst bed agitated by thorough mixing. | 07-09-2009 |
| 20090294358 | PROCESS FOR HETEROGENEOUSLY CATALYSED ESTERFICATION OF FATTY ACIDS - The invention relates to a process for esterifying free fatty acids in vegetable and animal fat with alcohols over heterogeneous acidic ion exchange resin catalysts at temperatures of 60 to 120° C. | 12-03-2009 |
| 20090295005 | PROCESS FOR THE SYNTHESIS OF NANOSIZE METAL-CONTAINING NANOPARTICLES AND NANOPARTICLE DISPERSIONS - The invention relates to a process for producing morphologically uniform and virtually monodisperse metal-containing nanoparticles, characterized in that the separation both in time and space of the nucleation and growth processes is achieved by regulation of the temperature and volume flows, with the reaction and particle formation preferably being initiated and carried out in a suitable microstructured modular reactor system. Modularization of the microreaction plant (micro heat exchanger, residence reactor, micromixer, etc.) allows optimal setting of the respective chemical and process-engineering process parameters and thus the preparation of virtually monodisperse and morphologically uniform nanoparticles. | 12-03-2009 |
| 20090304573 | PROCESSES AND APPARATUS FOR THE PRODUCTION OF CHLORINE BY GAS PHASE OXIDATION - The present invention provides a process for producing chlorine by the catalytic gas phase oxidation of hydrogen chloride with oxygen, wherein the reaction is performed on at least two catalyst beds under adiabatic conditions, as well as a reactor system for performing the process. | 12-10-2009 |
| 20100006153 | HYBRID ORGANIC SOLAR CELLS WITH PHOTOACTIVE SEMINCONDUCTOR NANOPARTICLES ENCLOSED IN SURFACE MODIFIERS - The present invention relates to a solar cell in which semiconductor nanoparticles are surrounded by a photoactive surfactant material in the photoactive layer. | 01-14-2010 |
| 20100090177 | METHOD FOR OBTAINING THIOPHENE OLIGOMERS - The invention relates to a method for obtaining oligothiophenes. The object of the method is to produce semi-conducting polymers, or semi-conducting oligomers having a defined median molecular weight, and a narrow molecular weight distribution. | 04-15-2010 |
| 20100098616 | CATALYST AND PROCESS FOR PREPARING CHLORINE BY GAS PHASE OXIDATION - Catalyst compositions comprising a support material and a catalytically active material, wherein the support material comprises magnesium fluoride, and wherein the catalytically active material comprises a ruthenium-containing compound; and processes for preparing chlorine by catalytic gas phase oxidation of hydrogen chloride with oxygen, in which the catalyst comprises magnesium fluoride and at least one ruthenium compound. | 04-22-2010 |
| 20100179301 | PROCESS FOR SYNTHESIZING OLIGO/POLYTHIOPHENES BY A "ONE-POT" SYNTHESIS ROUTE - The present invention is based on a “one-pot synthesis process” for preparing thiophenes from thiophene monomers with two leaving groups under metal catalysis. | 07-15-2010 |
| 20100183498 | THERMALLY STABLE CATALYST FOR HYDROGEN CHLORIDE GAS PHASE OXIDATION - The present invention relates to a catalyst for oxidation reactions which comprises at least one constituent active in the catalysis of hydrogen chloride oxidation and support therefor, characterized in that the support is based on uranium oxide. The catalyst is notable for a high stability and activity. | 07-22-2010 |
| 20100189633 | METHOD FOR PRODUCING CHLORINE BY GAS PHASE OXIDATION - The present invention relates to a process for preparing chlorine by catalytic gas phase oxidation of hydrogen chloride with oxygen, by reacting the process gas mixture in a reactor in at least two separate reaction zones under adiabatic conditions over catalyst beds, and by passing the process gas mixture leaving at least one reaction zone subsequently through a heat exchanger connected downstream of the particular reaction zone. It further relates to a reactor system for preparing chlorine by catalytic gas phase oxidation of hydrogen chloride with oxygen by means of the process according to the invention. | 07-29-2010 |
| 20100190945 | METHOD FOR THE PRODUCTION OF THIOPHENE OLIGOMERS - The present invention is based on a process for oligothiophene synthesis at elevated temperatures and low catalyst concentrations. | 07-29-2010 |
| 20100190954 | PROCESS FOR THE PREPARATION OF POLY- AND OLIGOTHIOPHENES ON AN INDUSTRIAL SCALE - The present invention is based on a process for industrial scale synthesis of poly- and oligothiophenes, which works in concentrated solution. In this process, a solution which comprises an organometallic thiophene reagent is added to a second solution which comprises a catalyst. | 07-29-2010 |
| 20100202959 | CATALYST AND PROCESS FOR PREPARING CHLORINE BY GAS PHASE OXIDATION OF HYDROGEN CHLORIDE - The present invention relates to a catalyst and to a process for preparing chlorine by catalytic oxidation of hydrogen chloride. The catalyst comprises an active component and a support material, said active component comprising at least uranium or a uranium compound. The catalyst is notable for a high stability and activity at a lower cost compared to the noble metals. | 08-12-2010 |
| 20100204518 | SINTERING RESISTANT CATALYST FOR USE IN HYDROGENATION AND DEHYDROGENATION REACTIONS AND METHODS FOR PRODUCING THE SAME - The invention relates to a novel thermostable palladium catalyst, a method for producing the same and the use thereof in hydrogenation reactions, especially hydrogenations of nitro compounds. | 08-12-2010 |
| 20100247944 | HYDROGEN-PERMEABLE MEMBRANE MADE OF A METAL COMPOSITE MATERIAL - The invention relates to a metal matrix material made of a hydrogen-permeable metal 1 and a chemically stable metal 2 that is also hydrogen permeable, said matrix material having a structure comprised of a plurality of centers made of the metal 2 surrounded by the metal 1. The invention further relates to a method for the production of said matrix material, having the following steps: a. optionally pretreating the metal 1 and/or 2 b. coating metal 1 with a metal 2 to form a composite metal powder c. pressing the composite metal powder into the metal matrix material according to the invention in the form of a pressed body d. optionally deforming the pressed body thus obtained to form a molded body. The metal matrix material has a greater mechanical stability as compared to a conventionally coated metal film by virtue of a more homogeneous stress distribution during the change in volume of the metal phases as a result of hydrogen absorption and thermal expansion. At the same time, said material is considerably more chemically stable than conventional coated metal membranes. The metal matrix material is particularly suitable for producing hydrogen-permeable membranes that separate hydrogen from gas mixtures by selective diffusion. | 09-30-2010 |
| 20100249442 | CONTINUOUS METHOD FOR THE HETEROGENICALLY CATALYZED ESTERIFICATION OF FATTY ACIDS - Continuous method for the esterification of free fatty acids in plant and animal fats with alcohols using a heterogenic acid catalyst. | 09-30-2010 |
| 20100260660 | METHOD FOR PRODUCING CHLORINE BY MULTI STEP ADIABATIC GAS PHASE OXIDATION - The present invention relates to a process for preparing chlorine by catalytic gas phase oxidation of hydrogen chloride with oxygen, in which the reaction is carried out over 18 to 60 catalyst beds connected in series under adiabatic conditions, and to a reactor system for performing the process. | 10-14-2010 |
| 20100276644 | METHOD FOR PRODUCING NITROGEN-DOPED CARBON NANOTUBES - Process for producing nitrogen-doped carbon nanotubes (NCNTs) in a fluidized bed. | 11-04-2010 |
| 20100280271 | PROCESS FOR THE PREPARATION OF AROMATIC AMINES - Nitroaromatic compounds are hydrogenated in the gas phase to form aromatic amines with hydrogen in the presence of one or more catalysts arranged in stationary or virtually stationary beds in a reactor. In this process, the catalyst in the reactor is at least partly replaced continuously or at periodic intervals. At least 10% of the catalyst is replaced within each 20 day interval subsequent to start up of the reaction. | 11-04-2010 |
| 20100298586 | METHOD FOR PRODUCING FATTY ACID ALKYL ESTERS - Multistage process for the preparation of fatty acid alkyl esters. | 11-25-2010 |
| 20100310436 | REACTOR AND METHOD FOR THE PRODUCTION THEREOF - A chemical reactor | 12-09-2010 |
| 20110005938 | ELECTROLYSIS CELL FOR HYDROGEN CHLORIDE ELECTROLYSIS - Apparatus for hydrogen chloride electrolysis, comprising a cathode that has a layer of nitrogen-doped carbon nanotubes having functional groups containing nitrogen. | 01-13-2011 |
| 20110042231 | PROCESS FOR THE REDUCTION OF OXYGEN - Process for the reduction of oxygen in aqueous chlorine- and/or chloride-containing solutions in the presence of a catalyst comprising nitrogen-doped carbon nanotubes. | 02-24-2011 |
| 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 |
| 20110105717 | METHOD FOR SYNTHESIZING THIOPHENES - Process for preparing thiophenes useful for the preparation of semiconductive polymers or semiconductive oligomers with a defined mean molar mass and a narrow molecular mass distribution. | 05-05-2011 |
| 20110130573 | METHOD FOR PRODUCING PHTHALIC ACID ANHYDRIDE - Method for the production of phthalic acid anhydride by catalytic gas phase oxidation of o-xylol with oxygen, in which the reaction is carried out in 5 to 60 serially arranged reaction zones under adiabatic conditions, and reactor system for carrying out the method. | 06-02-2011 |
| 20110130592 | Catalyst and Process for Hydrogenating Organic Compounds - The invention relates to a catalyst and a process for hydrogenating organic compounds. | 06-02-2011 |
