Abstract: The present invention relates to a process for preparing a polyamide based on dicarboxylic acids and diamines, comprising the following stages: A) providing an aqueous monomer mixture composed of dicarboxylic acids and diamines, where the molar ratio of dicarboxylic acids to diamines is adjusted such that, at the outlet of stage C), there is a molar deficiency of dicarboxylic acids or diamines of 1 to 10 mol%, based on the respective other component, B) transferring the aqueous mixture from stage A) into a continuous evaporator reactor in which diamines and dicarboxylic acids are converted at a temperature in the range from 100 to 370° C. and a pressure in the range from 1 to 50 bar, C) transferring the mixture from stage B) into a separator which is operated at a temperature in the range from 100 to 370° C.

Abstract: Semiaromatic, semicrystalline copolyamide molding compositions, comprising A) from 35 to 100% by weight of a copolyamide composed of a1) from 35 to 69% by weight of units which derive from hexamethylenediamine and from an aromatic dicarboxylic acid having from 8 to 16 carbon atoms, a2) from 31 to 65% by weight of units which derive from 3,3?-dimethyl-4,4?-diaminodicyclohexylmethane and from terephthalic acid, a3) from 0 to 30% by weight of units of a semicrystalline polyamide different from a1) and a2), B) from 0 to 65% by weight of further additives, where the total of the percentages by weight of A) and B) is 100%.

Abstract: The present invention relates to compounds of formula a process for their production and their use in electronic devices, especially electroluminescent devices. When used as host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.

Abstract: The present invention relates to a process for hydrogenating organic nitriles by means of hydrogen in the presence of a catalyst in a reactor, where the shaped body catalyst is arranged in a fixed bed, wherein the shaped body in the shape of spheres or rods has in each case a diameter 3 mm or less, in the shape of tablets a height of 4 mm or less, and in the case of all other geometries in each case has an equivalent diameter L=1/a? of 0.70 mm or less, where a? is the external surface area per unit volume (mms2/mmp3), where: a ? = A p V p , where Ap is the external surface area of the catalyst particle (mms2) and Vp is the volume of the catalyst particle (mmp3). The present invention further relates to a process for preparing downstream products of isophoronediamine (IPDA) or N,N-dimethylaminopropylamine (DMAPA) from amines prepared according to the invention.

Abstract: The present invention relates to a highly reactive isocyanate component comprising an organic isocyanate having at least two isocyanate groups, a catalyst based on an organic metal compound and a compound which comprises an aromatic sulfonyl isocyanate group. The present invention furthermore relates to a process for the production of lignocellulose-containing materials with the use of the highly reactive isocyanate component, such lignocellulose-containing materials and a sealant comprising the highly reactive isocyanate component.

Abstract: 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.

Abstract: The present invention relates to a photovoltaic module comprising the components: (1) a photovoltaic semiconductor and (2) one or more layers containing (A) a synthetic polymer and (B) an UV absorber of the formula (I) wherein X is a straight or branched chain C1-C16 alkylene, o-, m- or p-xylylene or an oxaalkanediyl of the formulae —CH2CH2[OCH2CH2]n—, —CH2CH(CH3)[OCH2CH(CH3)]n— or —CH2CH2CH2[OCH2CH2CH2]n—, where n is 1-4; R1 is hydrogen, straight or branched chain C1-C18 alkyl, straight or branched chain C1-C18 alkoxy or chloro; R2 is hydrogen or straight or branched chain C1-C18 alkyl.

Abstract: The present invention relates to a process for hydrogenating nitriles by means of hydrogen in the presence of a catalyst in a reactor, where the catalyst is arranged in a fixed bed, wherein the cross-sectional loading in the reactor is in the range from 5 kg/(m2s) to 50 kg/(m2s). The present invention further relates to a process for preparing downstream products of isophoronediamine (IPDA) or N,N-dimethylaminopropylamine (DMAPA) from amines prepared according to the invention.

Abstract: The present invention relates to an agrochemical mixture for increasing the health of a plant comprising as active ingredients 1) an imidazolinone herbicide as compound (I) selected from the group consisting of imazamox, imazethapyr, imazapic, imazapyr, imazamethabenz-methyl and imazaquin; and 2) a fungicidal compound (II) selected from N-(3?,4?,5?-trifluorobiphenyl-2-yl)-3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxamide (common name: fluxapyroxad) and boscalid in synergistically effective amounts. The present invention further relates to a method for improving the health of a plant, wherein the plant, the locus where the plant is growing or is expected to grow or plant propagation material from which the plant grows is treated with an effective amount of a mixture as defined above. In addition, the invention relates to the use of a mixture as defined above for synergistically increasing the health of a plant.

Abstract: Film-like pharmaceutical dosage forms, comprising, as film formers, amphiphilic copolymers and one or more active substances.

Abstract: The invention relates to a component comprising a hollow body that can be subjected to internal pressure, where the hollow body that can be subjected to internal pressure is open at least on one side and at least one aperture extends in an axial direction. The hollow body has been manufactured from a continuous-fiber-reinforced thermoplastic polymer, where the continuous fibers have a high degree of orientation and have not been arranged peripherally in the hollow body.

Abstract: The invention discloses a method for producing acetaldehyde and/or acetic acid, according to which method a gaseous flow, containing molecular oxygen, ethanol and at least one impurity selected from sulphur compounds, is brought into contact at a high temperature with a sulphur-resistant oxidation catalyst. The ethanol is preferably obtained from a biomass. Said sulphur-resistant oxidation catalyst comprises, for example, vanadium oxide and at least one oxide of zirconium, titanium and aluminium. In one embodiment, the gaseous flow is converted, on the sulphur-resistant oxidation catalyst, into a first oxidation mixture, acetaldehyde being the predominant oxidation product, and said first oxidation mixture is converted, on another oxidation catalyst, into a second oxidation mixture, acetic acid being the predominant oxidation product. Said other oxidation catalyst comprises, for example, a multi-metal oxide containing at least molybdenum and vanadium.

Abstract: Provided are optimized endonucleases, as well as methods of targeted integration, targeted deletion or targeted mutation of [polynucleotides using optimized endonucleases.

Abstract: The present invention describes liquid-crystalline mixtures, and also oligomers or polymers which are obtainable by oligomerizing or polymerizing the inventive liquid-crystalline mixtures, a process for printing or coating substrates by applying and then polymerizing the inventive liquid-crystalline mixtures and the use of the inventive liquid-crystalline mixtures or of the inventive oligomers or polymers for production of optical or electrooptical components. The present invention further relates to the use of the inventive liquid-crystalline mixtures which comprise at least one chiral dopant for production of thermal insulation layers, and to such thermal insulation layers.

Abstract: A process for mineral oil production, in which an aqueous surfactant formulation comprising at least one alkyl polyglucoside is injected into a mineral oil deposit through at least one injection borehole and crude oil is withdrawn from the deposit through at least one production borehole, wherein the formulation does not comprise any alcohols as cosolvents.

Abstract: A process is proposed for preparing isocyanates by thermally cleaving carbamates to obtain a carbamate cleavage gas comprising the corresponding isocyanate and the corresponding alcohol, which comprises quenching the carbamate cleavage gas in the presence of an ether which functions as an inhibitor for the reverse reaction of the isocyanate with the alcohol.

Abstract: Aqueous binder for granular and/or fibrous substrates based on polyacids, polyols and basic nitrogen compounds.

Abstract: A process for producing geometric shaped catalyst bodies K whose active material is a multielement oxide of stoichiometry [BiaZ1bOx]p[BicMo12FedZ2eZ3fZ4gZ5hZ6iOy]1, in which a finely divided oxide BiaZ1bOx and, formed from element sources, a finely divided mixture of stoichiometry BicMo12FedZ2eZ3fZ4gZ5hZ6i are mixed in a ratio of p:1, this mixture is used to form shaped bodies and these are treated thermally, where 0<c?0.8.

Abstract: A process for preparing silylated monocarboxylic acids by reacting C2-C10-monocarboxylic acids with halosilanes of the general formula (I) SiHal4-xRx??(I) in which Hal is a halogen atom selected from the group of fluorine, chlorine, bromine and iodine, R is independently hydrogen, C1-C10-alkyl or aryl and x is an integer of 0 to 3 to form hydrogen halide in the presence of an auxiliary base, wherein the auxiliary base and the hydrogen halide form a salt which forms two immiscible phases with the product of value or the solution of the product of value in a suitable solvent and is removed.

Abstract: The present invention relates to a new process for the production of arachidonic acid and/or eicosapentaenoic acid in plants through the co-expression of a ?-12-/?-15-desaturase, ?-9-elongase, ?-8-desaturase and a ?-5-desaturase and a process for the production of lipids or oils having an increased content of unsaturated fatty acids, in particular ?-3 and ?-6 fatty acids having at least two double bonds and a 18 or 20 carbon atom chain length. Preferably the arachidonic acid and eicosapentaenoic acid are produced in at least a 1:2 ratio. The invention furthermore relates to the production of a transgenic plants, preferably a transgenic crop plant, having an increased content of arachidonic acid and/or eicosapentaenoic acid, oils or lipids containing C18- or C20-fatty acids with a double bond in position 5, 8, 9, 11, 12, 14, 15 or 17 of the fatty acid produced, respectively due to the expression of the ?-12-/?-15-desaturase, of the ?-9-elongase, of the ?-8-desaturase and of the ?-5-desaturase in the plant.