Abstract: A process for coating, for adhesive bonding or for binding of surfaces of mineral materials with a 2-component plastic resin, selected from a hydrophobic polyurethane resin and a hydrophobic epoxy resin, by applying the plastic resin to the surface or binding the surfaces of the mineral materials with the plastic resin and allowing the plastic resin to cure, wherein the plastic resin comprises from 0.01 to 10% by weight of one or more hydroxy- or alkoxyaminosilane compounds of the general formula (I) in which: X independently of one another, are OH, CH3, O[CH2]pCH3; Y is [CH2]t, [CH2]rNH[CH2]s; R, R? are H, [CH2]tCH3; t is 0-10; n is 1-3; p is 0-5; m is 4-n; r, s independently of one another, are 1-10.

Abstract: The present invention relates to a process for preparing aminocarboxylates, proceeding from amines, by employing a reaction sequence composed of ethoxylation to amino alcohols and subsequent oxidative dehydrogenation to the corresponding aminocarboxylates, especially the alkali metal or alkaline earth metal salts of the complexing agents MGDA (methylglycinediacetic acid), EDTA (ethylenediaminetetra-acetic acid) and GLDA (glutamic acid diacetic acid) or the free acids thereof.

Abstract: The present invention relates to binder compositions which are based on polymer dispersions and comprise boric acid or salts of boric acid as crosslinking agents, to processes for preparing them, and to their uses. The aqueous binder composition comprises: a) a water-insoluble polymer (P) in the form of dispersed polymer particles having a glass transition temperature in the range from ?50° C. to 50° C., obtainable by free-radical polymerization of ethylenically unsaturated monomers M, the monomers M comprising: 80% to 99.9% by weight, based on the total amount of monomers M, of at least one neutral, monoethylenically unsaturated monomer M1 of low water-solubility; and 0.1% to 20% by weight, based on the total amount of monomers M, of at least one monoethylenically unsaturated monomer M2 which carries at least one carboxyl group and/or at least one carboxamido group (CONH2); and b) boric acid and/or at least one salt of boric acid.

Abstract: In a process for preparing carboxylic esters by transesterification, a first feed stream comprising a first carboxylic ester, e.g. methyl formate, is introduced laterally into a reaction column at least one first feed point located between top and bottom of the reaction column and a second feed stream comprising a first alcohol, e.g. ethanol, is introduced laterally into the reaction column at a second feed point located above the first feed point and are reacted in a reaction zone of the reaction column to form a second carboxylic ester and a second alcohol. The first alcohol has a higher molecular weight than the second alcohol. A product fraction comprising the second carboxylic ester and unreacted first carboxylic ester is taken off at an offtake point located above the second feed point. At the bottom of the reaction column, a bottom fraction comprising the second alcohol and unreacted first alcohol is taken off.

Abstract: The invention concerns a process for producing water-absorbing polymer, which comprises a base polymer A being mixed with a first aqueous solution B of at least one surface postcrosslinker and a second aqueous solution C of at least one polyvalent cation and thermally treated, wherein said base polymer A is based on at least 50% neutralized acid-functional monomer and said solutions B and C are metered wholly or partly concurrently through separate nozzles whereby a water-absorbing polymer having a high saline flow conductivity value is obtained.

Abstract: The present invention relates to a process for producing polymerized films with line texture or fingerprint texture or for producing substrates coated with polymerized films with line texture or fingerprint texture, to polymerized films, obtainable by this process, with line texture or fingerprint texture or substrates coated with polymerized films with line texture or fingerprint texture, to pigments obtainable by comminuting such films, to the use of such films, substrates or pigments as or in optical filter(s), polarizers, decorative media, forgeryproof markers, reflective media or for focusing light (in solar cells), to the use of such films as an antibacterial coating, to a forgeryproof marker which comprises such a film, and to a process for detecting forgeryproof markings.

Abstract: The present invention concerns a metal-carbene complex of the general formula (I) in which R5 and R6 together, or R6 and R7 together, a unit of the formula: in which * denotes the connection to the carbon atoms of the benzene ring bearing the R5 and R6 radicals or R6 and R7 radicals, and the oxygen atom is connected to the carbon atom bearing the R5, R6 or R7 radical, and A is oxygen or sulfur. The present invention further concerns light-emitting layer comprising at least one metal-carbene complex according to the present invention and an organic light-emitting diode comprising a light-emitting layer according to the present invention, a device selected from the group consisting of stationary visual display units, mobile visual display units and illumination means and the use of a metal-carbene complex according to the present invention in organic light-emitting diodes, especially as emitter, matrix material, charge carrier material and charge blocker material.

Abstract: The present invention relates to the use of highly branched polymers or oligomeric compounds prepared by condensing melamine (derivatives) and/or urea (derivatives) with diamines or polyamines for reducing or preventing the corrosion of corrosion-threatened materials. The invention further relates to a method for reducing, retarding or preventing the corrosion of corrsion-threatened materials, in which the materials and/or the corrosive medium to which the materials are exposed are or is contacted with at least one of these highly branched polymers and/or oligomers, and to an anti-corrosion composition which comprises these highly branched polymers and/or oligomers and also an anticorrosion pigment.

Abstract: In a process for purifying carboxylic esters such as ethyl formate, a carboxylic ester to be purified is distilled in the presence of an extractant, preferably by (a) allowing vapor of the carboxylic ester to be purified to ascend in a distillation column; (b) conveying the extractant in countercurrent to the vapor in an extractive distillation column; (c) taking off pure carboxylic ester above the extractive distillation zone. The extractant is, for example, selected from among diols, polyols, open-chain or cyclic amides.

Abstract: The present invention describes a process for producing flame-retardant polyurethane foams. The process of the invention includes the use of hyperbranched, nitrogen-containing polymers for providing flame retardancy to polyurethane foams. The amounts used of the hyperbranched compounds are preferably from 5 to 20% by weight, based on the polyol component. The N content of preferred nitrogen-containing compounds is at least 2% by weight. The N content of the polyurethane foams of the invention is from 1 to 8% by weight from the hyperbranched polymer. Compounds in particular used are hyper-branched polyureas, hyperbranched polyamides, and in particular hyperbranched polylysines, hyperbranched polyisocyanurates, and hyperbranched polyesteramides. An advantage of the use of the compounds of the invention is that the polyurethane foams can be rendered flame-retardant without the use of, or by using markedly reduced amounts of, halogen-containing flame retardants.

Abstract: The present invention relates to an aqueous coating material comprising at least one stabilized, saturated or unsaturated polyurethane and at least one alkoxylated monoalcohol, to a process for preparing the coating material, and to its use.

Abstract: A process for the impregnation of non-living-materials comprises the step of impregnating the non-living material with an aqueous formulation free of organic solvents which comprises one or more pesticides and a polymeric binder comprising one or more fluorinated polyacrylates having a fluorine content (based on the solid content of the polymeric binder) of at least 10% by weight.

Abstract: Process for the preparation of low-peroxide polymer comprising the treatment of the polymer with elemental metal in the presence of a liquid, polymer obtainable by this process, the use thereof, and also drugs comprising this polymer.

Abstract: An aqueous paint formulation composed of an aqueous basecoat and an aqueous dispersion of an at least partially neutralized ethylene copolymer wax which is selected from ethylene copolymer waxes comprising as comonomers in copolymerized form: (A) 12% to 40% of an ethylenically unsaturated carboxylic acid of the formula I, where R1 and R2 are hydrogen and/or C1-C10alkyl; (B) 60% to 88% of ethylene; (C) 0% to 10% of a further comonomer; or (A?) 5% to 50% of a comonomer of the formula II where R1 and R2 are hydrogen and/or C1-C10alkyl, R3 is hydrogen, C1-C10alkyl and/or C3-C12cycloalkyl, where two radicals R3 may be joined to form a ring, X is oxygen, sulfur and/or N—R4, R4 is C1-C10alkyl or hydrogen, and A1 is a divalent group; (B?) 50% to 95% by weight of ethylene, and (C?) zero to 20% by weight of a further comonomer; where the ethylene copolymer waxes (A)(B)(C) and (A?)(B?)(C?) have a molecular weight 10 000 to 100 000 and 5000 to 40 000 g/mol, respectively; and the use thereo

Abstract: A process for producing water-absorbing polymer particles by polymerizing a monomer solution or suspension comprising an ethylenically unsaturated monomer bearing acid groups, an ethylenically unsaturated monomer, a crosslinker and an initiator.

Abstract: The invention relates to a catalyst molded body for preparing maleic anhydride by gas-phase oxidation of a hydrocarbon having at least four carbon atoms using a catalytically active composition contains vanadium, phosphorus and oxygen, where the shaped catalyst body has an essentially cylindrical body having a longitudinal axis, wherein the cylindrical body has at least two parallel internal holes which are essentially parallel to the cylinder axis of the body and go right through the body. The catalyst molded body has a large outer surface area, a lower pressure loss and sufficient mechanical stability.

Abstract: The present invention relates to an aqueous dispersion comprising solid pesticide particles with a particle size of below 10 ?m and a saccharide which is dissolved in the aqueous phase. The invention furthermore relates to a process for the preparation of a dispersion according to the invention by bringing a pesticide and a saccharide, which is a monosaccharide, a disaccharide or a mixture of mono- and disaccharide, into contact and dispersing them. A further subject matter relates to the use of a saccharide for slowing down the particle growth of pesticide particles with a particle size of up to 10 ?m in aqueous dispersion, to the use of the dispersion or the solid composition for controlling phytopathogenic fungi and/or undesired vegetation and/or undesired attack by insects or mites and/or for regulating the growth of plants. Finally, the present invention also relates to seed, dressed with the dispersion or the solid composition.

Abstract: The invention relates to a process for preparing isocyanates by reacting the corresponding amines with phosgene in the gas phase, optionally in the presence of an inert medium, in which the amine and the phosgene are first mixed and converted to the isocyanate in a reactor, and in which a reaction gas (1) which comprises isocyanate and hydrogen chloride leaving the reactor is cooled in a quench (3) by adding a liquid quench medium (5) to form a mixture of reaction gas and quench medium as the product stream (7). The quench medium (5) used is a mixture which comprises at least one solvent and isocyanate and which is withdrawn from the preparation process, any solid particles present in the quench medium (5) being removed before addition to the quench (3).

Abstract: The present invention relates to quick-drying two-component polyurethane coating compositions, to processes for preparing them, and to their use.

Abstract: Process for the manufacture of solid Mn+(HDO)n salts wherein HDO is the anion of N?-hydroxy-N-cyclohexyldiazenium oxide, and Mn+ is a metal cation by precipitation with an acid from an alkaline solution of an HDO-salt with monovalent cations in the presence of amines and drying under mild conditions.