Abstract: The present invention relates to a process for manufacturing a benzoxazinone of formula (I), by reacting a nitro compound of formula (II) with a reducing agent to obtain an amino compound of formula (III), and then reacting the amino compound of formula (III) with an acid; wherein the variables are defined according to the description, and benzoxazinone of formula (I).

Abstract: The invention provides an aqueous binder for granular and/or fibrous substrates, said binder comprising, as active constituents, a polyamine and a saccharide compound.

Abstract: The present invention relates to oligomers of the formula (I), and their use as organic semiconductor in organic devices, especially in organic photovoltaics (solar cells) and photodiodes, or in a device containing a diode and/or an organic field effect transistor. High efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the oligomers according to the invention are used in organic field effect transistors, organic photovoltaics (solar cells) and photodiodes.

Abstract: Water-free composition comprising at least one saturated or unsaturated, epoxy-modified polyester as binder, at least one acrylate polymer or polyurethane polymer as further binder, polymer microparticles, at least one polymer which comprises functional groups consisting of blocked isocyanates and amino resins, as crosslinking agent, at least one pigment, at least one organic solvent, and at least one auxiliary or additive, the solids of the composition being at least 50% by weight.

Abstract: Poly(oxyalkylene)urethane surfactants of the formula (I) R2—X—OCHN—[R1—NHCO—O—[(CH2)q—O]x—CONH—]nR1—NHCO—X—R2 ??(I) in which R1: an alkylene radical, a cycloalkylene radical or an arylene radical; X: —O— or NH—; R2: a linear or branched (C1-C4)-alkyl radical, monosubstituted by a group selected from: sulfo, carboxyl and [N,N-di-(C1-C4)-alkyl]amino, or disubstituted by: carboxyl; carboxyl and hydroxyl; carboxyl and mercapto; or, if X=—O—, R2 may also be defined as [R3—O—CONH—R4—NHCO—O—]mR4 in which R3: a linear or branched (C1-C4)-alkylene radical, monosubstituted by COOH, especially a —CH2—[C(COOH)(CH3)]—CH2— radical, R1 is as defined above, and R4: C2-C22-alkyl or a —CH2—[C(COOH)(CH3)]—CH2—OH radical, and m=an integer from 1 to 10; n=an integer from 1 to 7; q=an integer from 3 to 5; and x=an integer from 10 to 70; and the water-soluble or water-dispersible salts thereof are described as a solubilizer and stabilizer in active ingredient formulations.

Abstract: The present invention provides compounds of formula a process for their preparation, a solution comprising these compounds, a process for the preparation of a device using the solution, devices obtainable by the process and the use of the bis-azide-type compounds as cross-linkers.

Abstract: An aqueous dispersion comprising at least one copolymer, the copolymer being preparable by initially charging an aqueous dispersion of at least one polyurethane, and then polymerizing a mixture of olefinically unsaturated monomers in the presence of the polyurethane, where a water-soluble initiator is used, the metered addition of the olefinically unsaturated monomers is effected in such a way that a concentration of 6.0% by weight, based on the total amount of olefinically unsaturated monomers, in the reaction solution is not exceeded over the entire duration of the reaction, and the mixture of the olefinically unsaturated monomers comprises at least one polyolefinically unsaturated monomer. The invention further relates to the use of the aqueous dispersion for production of coating materials, to a process for producing the aqueous dispersion, to a basecoat comprising the aqueous dispersion, and to the use of the basecoat for coating of automobile bodies and/or parts for installation on automobile bodies.

Abstract: A process for preparing carboxylic acids and/or carboxylic anhydrides by gas phase oxidation of aromatic hydrocarbons, in which a gas stream comprising at least one aromatic hydrocarbon and molecular oxygen is passed continuously over a catalyst thermostatted by a heat carrier medium, which comprises keeping the temperature of the heat carrier medium constant during the startup of the reactor for at least 24 hours, during which neither the loading of the gas stream with hydrocarbons nor the gas stream volume is increased by more than 3%.

Abstract: The invention relates to a process for preparing heonone (meth)acrylate by transesterification of alkyl (meth)acrylate with heonone, which comprises the steps: (i) reaction of alkyl (meth)acrylate with heonone in the presence of a catalyst comprising titanium(IV) or zirconium(IV) and a stabilizer in the presence of an entrainer which forms an azeotrope with the alcohol bound in the alkyl (meth)acrylate, (ii) continuous removal by distillation of the azeotrope of entrainer and alcohol, with steps (i) and (ii) being carried out simultaneously until heonone has been essentially completely reacted, (iii) addition of water to the product mixture comprising heonone (meth)acrylate obtained in steps (i) and (ii) and removal of the hydrolyzate of the catalyst comprising titanium(IV) or zirconium(IV) by filtration, (iv) distillation of unreacted alkyl (meth)acrylate and entrainer from the product mixture, (v) distillation of water from the product mixture, with step (iv) also being able to be carried out before ste

Abstract: The invention relates to the use of a gel-like polymer composition, which is produced by means of a radical polymerization of an [alpha],[beta]-ethylenically unsaturated acid in the presence of at least one polyether component, in formulations for automatic dishwashing (ADW).

Abstract: The present invention relates to an electrode layer comprising a porous film made of oxide semiconductor fine particles sensitized with a methine dye having a counter anion capable of absorbing electromagnetic radiation having a wavelength in the range of from 400 nm to 1000 nm. Moreover the present invention relates to a photoelectric conversion device comprising said electrode layer, a dye sensitized solar cell comprising said photoelectric conversion device, an organic electronic device comprising said photoelectric conversion device and to novel methine dyes having a counter anion capable of absorbing electromagnetic radiation having a wavelength in the range of from 400 nm to 1000 nm.

Abstract: The present invention relates to a process for the production of a polyaryl ether sulfone polymer (P), comprising the following steps: (I) provision of a solution (PL) which comprises the polyaryl ether sulfone polymer (P) and comprises an aprotic polar solvent (L), (II) separation of the solution (PL) into droplets, (III) transfer of the droplets into a precipitation bath (F) which comprises water, with the result that the polyaryl ether sulfone polymer (P) is obtained in the form of particles, and (IV) isolation of the polyaryl ether sulfone polymer (P) where the temperature of the solution (PL) in step (II) is in the range from 50 to <80° C.

Abstract: The present invention relates to polyurethanes based on at least one polyisocyanate and at least one polyester polyol, wherein the polyester polyol is based on at least one polyhydric alcohol and a mixture of two or more dicarboxylic acids, wherein at least one of the two or more dicarboxylic acids is at least partly obtained from renewable raw materials, to processes for producing such polyurethanes and also to moldings comprising such polyurethanes. The polyurethanes of the present invention have minimal tendency to bloom.

Abstract: The present invention relates to absorbent cores especially ultrathin fluid absorbent cores comprising fluid-absorbent polymers in a plurality of pockets, wherein the particle size distribution of the fluid-absorbent polymers in the pockets vary by not more than 15% between the pockets.

Abstract: The present invention relates to a process for preparing acrylic acid from acetic acid and formaldehyde, which comprises (a) provision of a stream S1 comprising acetic acid and formaldehyde, where the molar ratio of acetic acid to formaldehyde in the stream S1 is in the range from 0.5:1 to 2:1; (b) contacting of the stream S1 with an aldol condensation catalyst comprising vanadium, phosphorus and oxygen to give a stream S2 comprising acrylic acid, where, in (b), the space velocity WHSV is in the range from 0.35 to 7.0 kg/kg/h.

Abstract: Described is a catalyst, preferably for use in selective catalytic reduction (SCR), said catalyst comprising one or more zeolites of the MFI structure type, and one or more zeolites of the CHA structure type, wherein at least part of the one or more zeolites of the MFI structure type contain iron (Fe), and wherein at least part of the one or more zeolites of the CHA structure type contain copper (Cu). An exhaust gas treatment system is described, comprising said catalyst as well as a process for the treatment of a gas stream comprising NOx using said catalyst as well.

Abstract: The present invention relates to an apparatus for the separation of magnetic constituents from a dispersion comprising these magnetic constituents and nonmagnetic constituents, comprising at least one loop-like canal (5) through which a dispersion flows having at least two inlets (1, 2) and at least two outlets (3, 4), further comprising at least one magnet (6) that is moveable alongside the canal (5), wherein the canal (5) is arranged relative to gravity in a way that nonmagnetic constituents are assisted to go into at least the one first outlet (3) (stream I) by sedimentation and by the current of the dispersion and magnetic constituents are forced into at least one second outlet (4) (stream II) by magnetic force against a current of flushing water. Furthermore, the present invention relates to a process for the separation of magnetic constituents from a dispersion comprising these magnetic constituents and nonmagnetic constituents.

Abstract: The present invention relates to ?-amylase variants that are stabilized to dimerization and/or multimerization, in particular at elevated temperatures or high pH, by point mutagenesis of positively polarized or charged or neutral surface amino acids to give more negatively polarized or charged amino acids. The invention further relates to methods of increasing the stability of an ?-amylase to dimerization and/or multimerization brought about by electrostatic interactions whereby at least one amino acid residue on the surface of the starting molecule, which makes a neutral or positively polar or charged contribution to the electrostatic potential of said molecule, is replaced with a more negatively polar or negatively charged amino acid residue. The ?-amylase variants obtained thereby exhibit better stability to influences of the solvent, increased processivity, and are suited for numerous industrial areas of use, in particular as active ingredients in detergents and cleansers.

Abstract: Provided herein are isolated laccase enzymes and nucleic acids encoding them. Also provided are mediators for laccase reactions. Also provided herein are methods for using laccases to oxidize lignins and other phenolic and aromatic compounds, such as for bio-bleaching and decolorization of wood pulp under high temperature and pH conditions to facilitate a substantial reduction in use of bleaching chemicals, as well as for treatment of fibers.

Abstract: In a process for preparing (meth)acrylic esters (E) of polyalkoxy-containing alcohols which comprises reacting polyalkoxy-containing alcohols (P) of formula (I) where R1 is hydrogen, a hydroxyl group or a straight-chain or branched, saturated or unsaturated alcohol of 1 to 30 carbon atoms, R2 and R3 are each independently H or methyl, and m and n are each independently an integer between 0 and 100, with the proviso that m and n cannot both be 0, with a (meth)acrylic anhydride (A) in the presence of at least one basic catalyst (K) having a pKB value of not more than 7.0 and of at least one sterically hindered polymerization inhibitor, the reaction mixture is quenched with a C1-C6 alkanol after the reaction has ended.