Abstract: The present invention relates to a catalytically active material for the electrochemical oxidation of water, wherein the catalytically active material comprises an amorphous Ir-oxohydroxide, wherein the catalytically active material has a specific surface area (SBET) of ?50 m2.g?1; an electrode coated with the catalytically active material; a proton exchange membrane (PEM) based electrolyzer comprising the electrode; the use of the catalytically active material, the electrode or the electrolyzer the electrochemical oxidation of water; and a process for preparing the catalytically active material comprising the microwave-assisted thermal treatment of a basic solution of an Ir(III) or Ir(IV) complex.

Abstract: The present invention relates to a catalytically active material for the electrochemical oxidation of water, wherein the catalytically active material comprises an amorphous Ir-oxohydroxide, wherein the catalytically active material has a specific surface area (SBET) of ?50 m2.g?1; an electrode coated with the catalytically active material; a proton exchange membrane (PEM) based electrolyzer comprising the electrode; the use of the catalytically active material, the electrode or the electrolyzer the electrochemical oxidation of water; and a process for preparing the catalytically active material comprising the microwave-assisted thermal treatment of a basic solution of an Ir(III) or Ir(IV) complex.

Abstract: The present invention relates to a catalytically active material, comprising atomically dispersed metal species on the surface of a carbon material, wherein the atomically dispersed metal species are dispersed in an ionic liquid, and wherein the surface of the carbon material comprises carbon atoms having sp2 hybridization; ink for coating electrodes comprising the catalytically active material; an electrode coated with the catalytically active material; an electrolyzer comprising an electrode coated with the catalytically active material; use of the catalytically active material, the electrode, or the electrolyzer for oxidation, the reduction of oxygen, or the electrochemical oxidation of water; and a process for making the catalytically active material comprising the steps of atomically dispersing a metal species in an ionic liquid to form a first composition, and mixing the first composition with a carbon material having carbon atoms with sp2 hybridization on the surface.

Abstract: The present invention relates to the electrolytic splitting of water using a carbon-supported manganese oxide (MnOx) composite. Specifically, the present electrolytic splitting of water is carried under neutral electrolyte conditions with a high electrolytic activity, while using an oxygen evolution reaction (OER)-electrode comprising the present carbon-supported MnOx composite. Next, the present invention relates to a process for producing such a carbon-supported MnOx composite as well as to a composite obtainable by the present process for producing the same and to an OER-electrode comprising the carbon-supported MnOx composite obtainable by the present process.

Abstract: The present invention relates to the electrolytic splitting of water using a carbon-supported manganese oxide (MnOx) composite. Specifically, the present electrolytic splitting of water is carried under neutral electrolyte conditions with a high electrolytic activity, while using an oxygen evolution reaction (OER)-electrode comprising the present carbon-supported MnOx composite. Next, the present invention relates to a process for producing such a carbon-supported MnOx composite as well as to a composite obtainable by the present process for producing the same and to an OER-electrode comprising the carbon-supported MnOx composite obtainable by the present process.

Abstract: The present invention relates to a process for the hydrogenation, in particular the selective hydrogenation of unsaturated hydrocarbon compounds, such as the selective hydrogenation of acetylene to ethylene, using a hydrogenation catalyst comprising an ordered intermetallic compound, namely an ordered cobalt-aluminum or iron-aluminum intermetallic compound. According to another aspect, the present invention relates to a catalyst comprising a support and at least one specific ordered cobalt-aluminum and/or iron-aluminum intermetallic compound supported thereon, as well as to the use of specific ordered intermetallic cobalt-aluminum and iron-aluminum intermetallic compounds as catalysts. The ordered cobalt-aluminum and iron-aluminum intermetallic compounds proved to be highly selective and long-term stable catalysts, e.g. in the selective hydrogenation of acetylene to ethylene in a large excess of ethylene.

Abstract: A process for the production of chlorine by thermo-catalytic gas phase oxidation of hydrogen chloride gas with oxygen, in the presence of a catalyst, and separation of the chlorine from the reaction products comprising chlorine, hydrogen chloride, oxygen and water, characterized in that a) a cerium oxide is used as catalytically active component in the catalyst and b) the reaction gases are converted at the cerium oxide catalyst in one or more isothermic reaction zones, preferably in one or more tube bundle reactors, wherein the molar O2/HCl-ratio is equal or above 0.75 in any part of the cerium oxide containing reaction zones.

Abstract: A process for the production of chlorine by thermo-catalytic gas phase oxidation of hydrogen chloride and oxygen is described, the process comprising at least (1) a cerium oxide catalyst and (2) an adiabatic reaction cascade, containing at least two adiabatic stages connected in series with intermediate cooling, wherein the molar O2/HCl-ratio is equal or above 0.75 in any part of the cerium oxide catalyst beds.

Abstract: The present invention relates to hydrotalcite-like compounds, wherein Pd2+ occupies at least part of the octahedral sites in the brucite-like layers. According to another aspect, the invention is concerned with methods of converting these hydrotalcite-like compounds into materials comprising particles, in particular nanoparticles, of an ordered intermetallic compound of palladium and at least one constituent metal of the palladium-modified hydrotalcites. Moreover, the invention pertains to the material obtainable by the conversion method, the use of the material as a catalyst, and a process for the selective hydrogenation of alkyne(s) to the corresponding alkene(s) using the material as a hydrogenation catalyst.

Abstract: The present invention relates to a process for the hydrogenation, in particular the selective hydrogenation of unsaturated hydrocarbon compounds, such as the selective hydrogenation of acetylene to ethylene, using a hydrogenation catalyst comprising an ordered intermetallic compound, namely an ordered cobalt-aluminum or iron-aluminum intermetallic compound. According to another aspect, the present invention relates to a catalyst comprising a support and at least one specific ordered cobalt-aluminum and/or iron-aluminum intermetallic compound supported thereon, as well as to the use of specific ordered intermetallic cobalt-aluminum and iron-aluminum intermetallic compounds as catalysts. The ordered cobalt-aluminum and iron-aluminum intermetallic compounds proved to be highly selective and long-term stable catalysts, e.g. in the selective hydrogenation of acetylene to ethylene in a large excess of ethylene.

Abstract: The present invention relates to catalysts comprising at least one support and at least one layer applied to said support, said layer containing a) 20 to 95% by weight of at least one aluminum, silicon, titanium or magnesium oxide compound or a silicon carbide or a carbon support or mixtures thereof, and b) 5 to 50% by weight of at least one nanocarbon. The catalysts can be used to produce unsaturated hydrocarbons by means of the oxidative dehydrogenation of alkylaromatics, alkenes and alkanes in the gas phase.

Abstract: The present invention relates to carbon-carbon composite material comprising a carbonaceous carrier and nanosize carbon structures (e.g. CNT or CNF), wherein the nanosize carbon structures are grown on the carbonaceous carrier. The carrier may be porous, as in activated carbon or consists of carbon black particles. In accordance with the invention, nanocarbon growth in the pores of porous carriers can be realized. The process for the manufacture of a this carbon-carbon-composite material comprises the steps of treating a carbonaceous carrier material with a metal-containing catalyst material, said metal being capable of forming nanosize carbon structures, and growing nanosize carbon structures by means of a CVD (chemical vapour deposition) method on the treated carrier in a gas atmosphere comprising a carbon-containing gas, followed by an optional surface modification step.

Abstract: The present invention relates to a method for assembling carbon tube-in-tube nanostructures and the products obtained thereby.

Abstract: The present invention relates to catalysts comprising at least one support and at least one layer applied to said support, said layer containing a) 20 to 95% by weight of at least one aluminum, silicon, titanium or magnesium oxide compound or a silicon carbide or a carbon support or mixtures thereof, and b) 5 to 50% by weight of at least one nanocarbon. The catalysts can be used to produce unsaturated hydrocarbons by means of the oxidative dehydrogenation of alkylaromatics, alkenes and alkanes in the gas phase.

Abstract: The present invention concerns a method for the preparation of a metal oxide catalyst comprising of molybdenum (Mo), vanadium (V), tellurium (Te), and niobium (Nb) and having a modified surface structure, comprising the steps of (i) providing a calcined catalyst material comprising oxides of Mo, V, Te, and Nb, (ii) treating agent selected from water and an aqueous solution of an acid or a base. (iii) separating the treated catalyst from the treating agent; and further a catalyst, obtainable by this process, and the use of this catalyst in oxidation reactions of hydrocarbons or partially oxidized hydrocarbons.

Abstract: The present invention relates to a method for assembling carbon tube-in-tube nanostructures and the products obtained thereby.

Abstract: A catalyst which consists of amorphous carbon with molecular planes that have curved surfaces and contain six-membered and non-six-membered carbon rings, optionally having at least one catalytically active, low-valency metal covalently bound thereto. Methods of producing the catalyst and applications thereof are included.

Abstract: A catalyst which consists of amorphous carbon with molecular planes that have curved surfaces and contain six-membered and non-six-membered carbon rings, optionally having at least one catalytically active, low-valency metal covalently bound thereto. Methods of producing the catalyst and applications thereof are included.

Abstract: Metal-fullerene intercalation compounds, process for their preparation and use as catalystsTransition metal-fullerene intercalation compounds and a process for the preparation thereof by reaction of transition metal compounds with fullerenes or fullerene-containing carbon black with activation in a solvent.