Abstract: The invention relates to Cu—Al—Mn shaped catalyst bodies in extruded form, and to a process for their preparation. The shaped catalyst body is suitable for the hydrogenation of organic compounds containing a carbonyl function, in particular for the hydrogenation of aldehydes, ketones and carboxylic acids and/or their esters. In particular, the shaped catalyst body is suitable for the hydrogenation of fatty acids or their esters, such as fatty acid methyl esters, to form the corresponding alcohols and dicarboxylic acid anhydrides, such as maleic anhydride, or esters of di-acids and di-alcohols, such as butane diol.

Abstract: The present invention provides a composition useful as a sulfide scale inhibitor for application in oilfield operations, comprising 1) at least one copolymer that comprises as monomers a) 0.1 to 10 mol-%, of structural units derived from vinylphosphonic acid and/or of a salt thereof, b) 40 to 80 mol-% of structural units derived from compounds of the formula (1) c) 1 to 50 mol-% of structural units derived from compounds of the formula (2) in which X is OH or NR3R4, and R3 and R4, independently of one another, are H or C1-C4-alkyl, 2) at least one of tris (hydroxymethyl) phosphine or a tetrakis(hydroxymethyl)phosphonium salt, 3) at least one surfactant, 4) at least one amine or ammonium salt.

Abstract: This invention provides a composition comprising I. at least one reaction product between a nitrogen-free monohydric alcohol and an aldehyde or ketone, and II. at least one reaction product between a nitrogen-free polyhydric alcohol and an aldehyde or ketone, and optionally III. at least one reaction product from III.a) formaldehyde, and III.b) an amine, selected from the group consisting of primary alkyl amines having 1 to 4 carbon atoms, and primary hydroxy alkyl amines having 2 to 4 carbon atoms, and optionally IV. at least one solid suppression agent selected from the group consisting of IV(a). alkali or alkaline earth metal hydroxides IV(b). mono-, di- or tri-hydroxy alkyl, aryl or alkylaryl amines, IV(c). mono-, di- or tri-alkyl, aryl or alkylaryl primary, secondary and tertiary amines or IV(d). multifunctional amines and IV(e). mixtures of compounds of groups IV(a) to IV(c). wherein alkyl is C1 to C15, aryl is C6 to C15 and alkylaryl is C7 to C15.

Abstract: The instant invention concerns a gas hydrate inhibitor comprising an N alkyl N? (N?,N?-dialkylammoniumalkyl)dicarboxylic acid diamide salt represented by the formula (I) wherein R is an alkyl or alkenyl group having from 8 to 22 carbon atoms, R1 is hydrogen, a C1- to C22 alkyl group or a C3- to C22 alkenyl group, R2 and R3 are each independently an alkyl group containing 1 to 10 carbon atoms or together form an optionally substituted ring having 5 to 10 ring atoms, wherein the ring may carry up to 3 substituents, R4 is hydrogen, A is an optionally substituted hydrocarbyl group containing from 1 to 18 carbon atoms, B is an alkylene group having from 2 to 6 carbon atoms, Y is NR5, R5 is hydrogen, a C1- to C22 alkyl group or a C3- to C22 alkenyl group, and M? is an anion, a process for producing a compound according to formula (I), the use of an N alkyl N?-(N?,N?-dialkylammoniumalkyl)dicarboxylic acid diamide salt of the formula (I) as an anti-agglomerant for gas hydrates, and a method for inhibiti

Abstract: A composition useful as corrosion inhibitor formulation for application in heavy brine systems, comprising at least one imidazoline; at least one sulfur synergist; at least one phosphate ester. In a preferred embodiment, the composition comprises additionally formulation bonding surfactant; and/or at least one solvent system.

Abstract: The present invention relates to a polymer comprising: (a) from 90 mol-% to 99.9 mol-%, of repeating units according to Formula (1) wherein at least 10 wt.-% of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating unit according to Formula (1), measured according to standard ASTM D6866-12, Method B; and (b) from 0.01 mol-% to 10 mol-% of crosslinking or branching units, wherein the crosslinking or branching units result from the incorporation of a monomer comprising at least two olefinically unsaturated double bonds.

Abstract: What are described are detergent compositions comprising one or more copolymers containing cationic structural units and macromonomeric structural units, and also one or more surfactants and water. The detergent compositions are especially suitable, in an advantageous manner, for producing shine on and imparting hydrophilic properties to the surface which has been treated with the detergent compositions.

Abstract: The present invention relates to the use of a polymer in a cosmetic, dermatological or pharmaceutical composition, wherein the polymer is crosslinked or non-crosslinked, characterized in that the polymer comprises at least 9.49 mol-% of repeating units (a) according to Formula (1) wherein at least 10 wt.-%, preferably at least 20 wt.-% of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.

Abstract: What are described are copolymers containing cationic structural units and macromonomeric structural units. The copolymers can be used advantageously in laundry detergent compositions and are advantageously suitable therein especially for cleaning of cotton-containing textiles or for reducing the resoiling of cotton-containing textiles on which the copolymers or the laundry detergent compositions have been employed.

Abstract: The invention relates to the use of one or more N-alkyl glucamides of formula (I), wherein R1 represents a linear or branched alkyl group having 5 to 9 carbon atoms, and R2 represents an alkyl group having 1 to 3 carbon atoms, for reducing drift during the application of plant treatment agents that contain at least one glufosinate as the agrochemically active substance.

Abstract: The invention relates to a method for preparing aqueous solutions of N,N-dimethylglucamine, characterized by first preparing an adduct of N-methylglucamine and formaldehyde in water at temperatures of between 15° C. and 40° C., and subsequently reacting said adduct to N,N-dimethylglucamine in the presence of a metal catalyst under hydrogen pressure at 20-68° C., followed by secondary hydrogenation at 70-120 bar and 70-110° C. once hydrogen absorption at 20-68° C. is completed.

Abstract: A water-soluble and/or water-swellable hybrid polymer comprising: (i) from 5 wt.-% to 95 wt.-% water-soluble and/or water-swellable polysaccharide polymer; (ii) from 5 wt.-% to 95 wt.-% synthetic polymer comprising: (a) from 40 mol-% to 99.9 mol-% repeating units according to Formula (1) (b) from 0.01 mol-% to 5 mol-% crosslinking or branching units, wherein the crosslinking or branching units result from the incorporation of a monomer comprising at least two olefinically unsaturated double bonds; (c) from 0.01 mol-% to 88.51 mol-% of neutral structural units; (d) from 1.98 mol-% to 20 mol-% of anionic structural units, wherein the repeating anionic structural units result from the incorporation of a monomer comprising at least one carboxylate anion, and wherein the repeating anionic structural units are different from units (a); wherein components (i) and (ii) are polymerized by radical precipitation polymerization in a polar solvent.

Abstract: In this invention the use of glucamides in combination with at least one sulfur-based synergist chosen from the group of thiols, thioethers, thiosulfates, thioglycolic acids, thiourea or derivatives thereof in a formulation for corrosion inhibition in the gas and oil industry is described.

Abstract: This invention provides a fracturing fluid comprising i) 85 wt.-% or more of an aqueous carrier fluid as continuous phase, ii) 0.001 to 1.5 wt.-% of a first wax inhibitor being dispersed in the carrier fluid, the wax inhibitor being selected from the group consisting of a) copolymers of ethylene and ethylenically unsaturated esters, ethers and/or C3 to C30-alkenes, b) homo- or copolymers of ethylenically unsaturated carboxylic acids, bearing C12-C50-alkyl radicals bound via ester, amide and/or imide groups, c) ethylene copolymers grafted with ethylenically unsaturated esters and/or ethers, d) homo- and copolymers of C3 to C30-olefins, and e) condensation products of alkyl phenols with aldehydes and/or ketones iv) optionally a water soluble polymer for viscosity adjustment, wherein the amount of water-immiscible hydrocarbons is less than 2.5 wt.-%.

Abstract: A water-soluble and/or water-swellable hybrid polymer comprising: (i) from 5 wt.-% to 95 wt.-% water-soluble and/or water-swellable polysaccharide polymer; (ii) from 5 wt.-% to 95 wt.-% synthetic polymer comprising: (a) from 40 mol-% to 99 mol-% of repeating units according to Formula (1) (b) from 0.01 mol-% to 5 mol-% crosslinking or branching units, wherein the crosslinking or branching units result from the incorporation of a monomer comprising at least two olefinically unsaturated double bonds; (c) from 0.99 mol-% to 59.99 mol-% of repeating neutral structural units; wherein components (i) and (ii) are polymerized by radical precipitation polymerization in a polar solvent.

Abstract: A water-soluble and/or water-swellable hybrid polymer comprising: (i) from 5 wt.-% to 95 wt.-% water-soluble and/or water-swellable polysaccharide polymer; (ii) from 5 wt.-% to 95 wt.-% synthetic polymer comprising: (a) from 90 mol-% to 99.9 mol-%, preferably 95 mol-% to 99.5 mol-% of repeating units according to Formula (1) (b) from 0.01 mol-% to 10 mol-%, preferably to 5 mol-%, more preferably to 3 mol-% of crosslinking or branching units, wherein the crosslinking or branching units result from the incorporation of a monomer comprising at least two olefinically unsaturated double bonds; characterised in that the components (i) and (ii) are polymerised by radical precipitation polymerisation in a polar solvent.

Abstract: The steam saving device for a steam explosion system for the hydrothermal pre-treatment of biomass comprises a tubular body 30 with a first open end 32 and a second open end 34. The first open end 32 being adapted to be coupled to an outlet opening 14 of a steam explosion reactor vessel 10, the second open end 34 being adapted to be coupled to a discharge line 18. The inner surface 36 of the tubular body 30 of the nozzle 16 may comprise an engraved helical structure 38.

Abstract: The present invention relates to a polymer comprising: (a) from 9.49 mol-% to 98 mol-% repeating units according to Formula (1) wherein at least 10 wt.-% of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating unit according to Formula (1), measured according to standard ASTM D6866-12, Method B; (b) from 0.01 mol-% to 5 mol-% crosslinking or branching units; (c) from 0.01 mol-% to 88.52 mol-% of repeating neutral structural units; (d) from 1.98 mol-% to 20 mol-% of repeating anionic structural units, wherein the repeating anionic structural units result from the incorporation of a monomer comprising at least one carboxylate anion, and wherein the repeating anionic structural units are different from units (a).

Abstract: The invention relates to a ready-to-use hot melt adhesive containing at least 95% of one or more polyolefin copolymer waxes, which have been prepared by means of metallocene catalysts, characterised in that the polyolefin copolymer wax consists of propylene and one or more further monomers selected from ethylene and branched or unbranched 1-alkenes having 4 to 20 C-atoms and the content of structural units derived from propylene in the copolymer waxes amounts to 80 to 99.9% by weight, and the hot melt adhesive has a surface tension of the melt, measured at a temperature of 170° C., of at most 23 mN/m.

Abstract: The invention relates to a reactor for the catalytic production of methanol, in which at least two catalyst layers are arranged. The first catalyst layer is arranged upstream and the second catalyst layer is arranged downstream. The activity of the first catalyst layer is higher than the activity of the second catalyst layer.