Abstract: A phosphate-free detergent formulation for machine dishwashing is provided. The formulation contains as main components: copolymers of a monoethylenically unsaturated monocarboxylic acid and/or of a salt thereof, and an alkoxylated, monoethylenically unsaturated monomer, wherein the copolymer has a mean molecular weight Mw of from 30 000 to 500 000 g/mol and a K value of from 40 to 150, measured at pH 7 in 1% by weight aqueous solution at 25° C.; complexing agents; low-foaming nonionic surfactants; bleaches and, optionally, bleach activators; further builders; enzymes; and one or more further additives.

Abstract: Provided is a process for fusion-bonding plastic parts with the aid of laser radiation of a wavelength outside the visible region, wherein a bonding region of a plastic part to be bonded comprises at least one material which is transparent in the visible region of the electromagnetic spectrum, is substantially colorless and absorbs the laser radiation, wherein the material comprises at least one nonionic compound that is resistant to the laser radiation, has a thermal stability of at least 300° C. and is selected from polycyclic organic compounds, doped tin oxides and hexaborides MB6 of lanthanides and alkaline earth metals M. Also provided is a preparation suitable for producing fusion-bonded plastic parts with the aid of laser radiation whose wavelength is outside the visible region, the preparation comprising: a thermoplastic matrix polymer suitable for forming the plastics parts; at least one of said material; optional UV stabilizers; and optional additives.

Abstract: A phosphate-free detergent formulation for machine dishwashing is provided. The formulation contains as main components: copolymers of a monoethylenically unsaturated monocarboxylic acid and/or of a salt thereof, and an alkoxylated, monoethylenically unsaturated monomer, wherein the copolymer has a mean molecular weight Mw of from 30 000 to 500 000 g/mol and a K value of from 40 to 150, measured at pH 7 in 1% by weight aqueous solution at 25° C.; complexing agents; low-foaming nonionic surfactants; bleaches and, optionally, bleach activators; further builders; enzymes; and one or more further additives.

Abstract: A process for preparing cyclopentanone, at least comprising the following steps (i) to (iii): (i) providing a mixture G(i) comprising cyclopentene; (ii) providing liquid or supercritical N2O or a liquid or supercritical gas mixture G(ii) comprising at least 20% by volume of N2O, based on the total volume of the mixture G(ii); (iii) contacting the mixture G(i) with the liquid or supercritical N2O or the liquid or supercritical mixture G(ii) to obtain a mixture G(iii) comprising cyclopentanone, wherein the mixture G(i) contains at least 25% by weight and at most 95% by weight, of cyclopentene, based on the total weight of the mixture G(i).

Abstract: A phosphate-free detergent formulation for machine dishwashing is provided. The formulation contains as main components: copolymers of a monoethylenically unsaturated monocarboxylic acid and/or of a salt thereof, and an alkoxylated, monoethylenically unsaturated monomer, wherein the copolymer has a mean molecular weight Mw of from 30 000 to 500 000 g/mol and a K value of from 40 to 150, measured at pH 7 in 1% by weight aqueous solution at 25° C.; complexing agents; low-foaming nonionic surfactants; bleaches and, optionally, bleach activators; further builders; enzymes; and one or more further additives.

Abstract: A process for removing methacrylic acid from liquid phase P comprising acrylic acid as a main constituent and target product, and methacrylic acid as a secondary component in which the removal is effected by crystallization, the acrylic acid accumulating in the crystals formed and the methacrylic acid in the remaining mother liquor.

Abstract: The present invention relates to the use of water-soluble or water-dispersible polymers as additives in mineral building materials. The novel polymers are obtainable by polymerizing alkoxylated derivatives of 3-allyloxy-1,2-propanediol with ethylenically unsaturated mono- or dicarboxylic acids or the anhydrides, esters or mixtures thereof and, if appropriate, with one or more further ethylenically unsaturated monomers C.

Abstract: The present invention relates to a process for the preparation of poly-C2-C4-alkylene glycol monoacrylic acid esters and monomethacrylic acid esters, and a process for the preparation of copolymers of such poly-C2-C4-alkylene glycol mono(meth)acrylic acid esters with acrylic acid or methacrylic acid and the use of the polymers as a plasticizing additive in cement-containing preparations. The preparation of the poly-C2-C4-alkylene glycol monoacrylic acid esters and monomethacrylic acid esters is effected by reacting acrylic anhydride or methacrylic anhydride ((meth)acrylic anhydride A below) with a poly-C2-C4-alkylene glycol compound P carrying at least one OH group in the presence of a base, the base being selected from basic compounds which have a solubility in the poly-C2-C4-alkylene glycol compound P of not more than 10 g/l at 90° C., and the molar ratio of (meth)acrylic anhydride A to compound P (molar ratio A:P) being in the range from 1:1 to 1.095:1, preferably in the range from 1.005:1 to 1.

Abstract: Use of luster pigments based on a platelet-shaped metallic substrate coated with a low refractive dielectric layer which does not absorb visible light, for pigmenting macromolecular materials.

Abstract: A process for preparing chlorine by gas-phase oxidation of hydrogen chloride by means of a gas stream comprising molecular oxygen in the presence of a fixed-bed catalyst, wherein the process is carried out in a reactor (1) having heat-exchange plates (2) which are arranged in the longitudinal direction of the reactor (1) and have a spacing between them and through which a heat transfer medium flows, inlet and outlet facilities (3, 4) for the heat transfer medium to the heat-exchange plates (2) and also gaps (5) between the heat-exchange plates (2) in which the fixed-bed catalyst is present and into which the hydrogen chloride and the gas stream comprising molecular oxygen are passed, is described.

Abstract: The present invention relates to antifreeze/anticorrosion concentrates comprising from 10 to 50% by weight, based on the total amount of the concentrate, of glycerol, to processes for preparing such concentrates from superconcentrates, to aqueous coolant compositions from these concentrates, and to their use, for example in internal combustion engines.

Abstract: The present invention relates to the use of of perylene diimide derivatives as air-stable n-type organic semiconductors.

Abstract: An alkoxylate mixture containing; at least one alkoxylate of the formula CnH2n+1O(A)x(B)yH where A is ethyleneoxy, B is C3-C10-alkyleneoxy or mixtures thereof, n is an integer in the range from 8 to 11, x is a number in the range from 1 to 20, y is a number in the range from 0 to 10, and (ii) at least one alkoxylate of the formula CmH2m+1O(A)v(B)wH where A is ethyleneoxy, B is C3-C10-alkyleneoxy or mixtures thereof, m is an integer in the range from 12 to 24, v is a number in the range from 1 to 50, w is a number in the range from 0 to 10.

Abstract: A synergistic herbicidal mixture comprising A) a compound selected from the group consisting of imidazolinones, sulfonylureas and sulfonamides, including their respective isomers a s well as their respective environmentally compatible salts or esters or amides or other derivatives; and B) at least one herbicidal compound of the group of chloro acetamides, oxyacetamides and tetrazolinones as well as quinmerac including their respective isomers as well as their respective environmentally compatible salts or esters or amides or other derivatives and, if desired, C) at least one herbicidal compound selected from the group consisting of clomazone, atrazin, dichlormid, benoxacor, LAB-145138, MG-191, MON-13900, cyometrinil, oxabetrinil, fluxofenim, flurazole, naphtalicacidanhydride, fenchlorim, fenchlorazol, mefenpyr, cloquintocet (including its hydrate(s)), 1-ethyl-4-hydroxy-3-(1H-tetrazol-5-yl)-1H-quinolin-2-one, 4-carboxymethyl-chroman-4-carboxylic acid, N-(2-methoxy-benzoyl)-4-(3-methyl-ureido)-benzenesulfonamid

Abstract: The present invention relates to a process for the preparation of solid acylphosphine oxides by converting an acylphosphine oxide which is in the form of a melt or in dispersed form into the solid state of aggregation with mechanical stress, shearing/internal agitation of the melt.

Abstract: The invention relates to a process for applying at least two chemically different, flowable media, particularly solutions of polymers, dispersions or combinations thereof as adhesives, coating materials or coatings. By means of a multiple cascade die 1 at least two chemically different, flowable media 30, 32 are applied to web-form substrates 20; 40, 41 continuously in one operation. The total amount within a multilayer application 51 is between 2 g per m2 to 200 g per m2. The ratio of the individual layers 31, 33 within the multilayer application 51 to one another is between 0.1 to 100.

Abstract: Aqueous recording fluids comprise (a) at least one colorant which is not completely polymer enveloped, (b) at least two wetting agents selected from alkoxylated alcohols, alkoxylated acetylene alcohols, alkoxylated or nonalkoxylated acetylenediols, alkylpolyglucosides, sugar ester alkoxylates, fluorosurfactants, anionic surfactants and cationic surfactants.

Abstract: An annular unsupported catalyst for the heterogeneously catalyzed partial gas phase oxidation of propene to acrolein at a propene hourly space velocity on the fixed catalyst bed of ?120 1 (STP)/l·h and a total CO2 and saturated hydrocarbon content of the starting reaction gas mixture of below 15 mol %, the catalysts of the fixed catalyst bed are the annular unsupported catalysts whose active composition is a multimetal oxide in which the molar Co/Fe ratio=from 2 to 4 and the molar Co/Mo ratio=from 0.3 to 0.7.

Abstract: Syntactic polyurethane comprising oil, preferably castor oil Abstract Syntactic polyurethanes are obtainable by reacting a polyisocyanate component a) with a polyol component, the polyol component b) comprising a polyetherpolyol mixture having an average OH number of from 10 to 280 (constituent b1) and an oil based on fatty acids of 6 to 25 carbon atoms or derivatives thereof (constituent b2), in the presence of hollow microspheres c). Furthermore, the syntactic polyurethanes are used for insulating offshore pipes and other parts and equipment used in the offshore sector, and the insulated offshore pipes as such are described.

Abstract: Semifinished products or leather are or is produced by a process in which pelts, pickled pelts or semifinished products are treated with a) at least one sheet silicate and b) at least one copolymer which is obtainable by copolymerization of at least one ethylenically unsaturated dicarboxylic anhydride (A), derived from at least one dicarboxylic acid of 4 to 8 carbon atoms, at least one vinylaromatic compound (B1) or at least one oligomer (B2) of branched or straight-chain C2-C10-alkene, at least one oligomer having an average molecular weight Mn of from 300 to 5 000 g/mol or being obtainable by oligomerization of at least 3 equivalents of C2-C10-alkene, and optionally at least one ethylenically unsaturated monomer (C) differing from (A) and having at least one hetero atom, and reaction with at least one compound (D) of the formula I a or I b and optionally hydrolysis with water or aqueous alkaline solution, where, in formula I a and I b, A1 are identical or different and are C2-C6-alkylene R1 is linear