Abstract: The present invention relates to disperse azo dyes based on diazo components having at least one fluorine-containing substituent and an 2,6-diaminosubstituted pyridine coupling component, to a process for the preparation of such dyes and to their use in the dyeing or printing of semi-synthetic and, especially, synthetic hydrophobic fibre materials, more especially textile materials.

Abstract: An embodiment of a closed-cell polymeric rigid foam may be made using a one-shot method and a reaction system that includes a hydrofluoroalkene physical blowing agent and a polyol mixture having an aminic polyol. The hydrofluoroalkene blowing agent has 3 to 5 carbon atoms and a boiling point between 10° C. and 40° C. at 1 atmosphere pressure. Embodiments of rigid foams may have high closed cell content and are particularly well suited for thermal insulation.

Abstract: The instant invention relates to epoxy resin compositions comprising an epoxy resin, a block copolymer having at least one block predominantly composed of methyl methacrylate units or a core shell component and a hardener of the polyoxyalkyleneamine type. The epoxy materials cured from these compositions have high impact resistance.

Abstract: Elastomeric material having a density of more than 100 kg/m3 and comprising a matrix material comprising a plurality of urethane, urea and/or isocyanurate groups and having a hardblock content of more than 50% (hereinafter called matrix A); and a polymeric material which 1) has no groups which are able to form a urethane, urea or isocyanurate group with an isocyanate group, 2) is interpenetrating said matrix A, and 3) is the reaction product of a polyisocyanate and a polymer having an average molecular weight of more than 500 and one isocyanate-reactive group at an isocyanate index of 100-250 (hereinafter called polymeric material B); and wherein the relative amount of all ingredients used to make said matrix A and of said polymeric material B, on a weight basis, ranges from 10:90 to 90:10 and process for making such materials.

Abstract: Photocurable composition curable by ultraviolet (UV) radiation comprising: A) at least one organosiloxane component A of the following formula (I): whereby Pa and Pb are each independently selected from a cationically polymerizable group, x+y is an integer ?1, Sp and Sp? are each independently selected from a cycloaliphatic hydrocarbon group and an aliphatic linear or branched hydrocarbon group, R1 and R2 are each independently linear or branched aliphatic or cycloaliphatic, alkoxy, aromatic or hetero aromatic groups; B) at least one second organosiloxane component B of the following formula (II): whereby n is an integer ranging from 7 to 300, x+y is an integer ?1, Pa and Pb are each independently selected from a cationically polymerizable group, Sp and Sp? are each independently selected from a cycloaliphatic hydrocarbon group and aliphatic linear or branched hydrocarbon group, R1, R2, R3, R4 are each independently linear or branched aliphatic or cycloaliphatic, alkoxy, aromatic or hetero aromatic group; C)

Abstract: Method of fractionating a mixture of polyisocyanates in the liquid phase, optionally in the presence of a suitable solvent or mixture of two or more solvents, by means of a selectively permeable membrane into a permeate stream and a retentate stream of polyisocyanate compositions different to each other and different to the original mixture.

Abstract: The present invention relates to a mixture of at least two different dispersing agents, an aqueous dispersion containing a UV absorber selected from benzotriazoles, benzotriazines and benzophenones and a mixture of at least two different dispersing agents and a method for reducing the differential pressure in the static dyeing process.

Abstract: An embodiment of a closed-cell polymeric rigid foam may be made using a one-shot method and a reaction system that includes a hydrofluoroalkene physical blowing agent and a polyol mixture having an aminic polyol. The hydrofluoroalkene blowing agent has 3 to 5 carbon atoms and a boiling point between 10° C. and 40° C. at 1 atmosphere pressure. Embodiments of rigid foams may have high closed cell content and are particularly well suited for thermal insulation.

Abstract: The present invention is directed to a coating system deposited onto at least a portion of a substrate comprising: an inner coating layer deposited onto at least a portion of the substrate; a viscous gel coating layer deposited onto at least a portion of the inner coating layer wherein the viscous coating layer comprises: (A) the reaction product of: (i) at least one primary amine; (ii) a monofunctional surfactant; and (iii) a liquid polybutadiene; (B) optionally, a fatty acid; and (C) optionally, a secondary swelling agent; and an outer coating layer deposited onto a least a portion of the viscous coating layer; and an outer coating layer deposited onto a least a portion of the viscous coating layer.

Abstract: Dye mixtures comprising at least one dye of formula together with at least one dye from the group of formulae wherein the radicals have the definitions given in the claims, are suitable for dyeing or printing cellulose-containing fibre materials, while at the same time exhibiting good build-up behaviour, and yield dyeings of deep shade having good fastness properties.

Abstract: The invention relates to an agrochemical formulation composition. The agrochemical formulation composition comprising at least one agrochemical active component and a solvent, which solvent comprises one or more dialkyl carbonates of the formula CO(ORa)(ORb), each of Ra and Rb being a linear or branched alkyl group of 3 to 6 carbon.

Abstract: Anti-corrosion coating for metallic substrates obtainable by reacting an organic polyisocyanate with a compound containing isocyanate-reactive hydrogen atoms at an isocyanate index of between 1000 and 5000% in the presence of a trimerisation catalyst.

Abstract: A curable epoxy resin composition of an epoxy resin (a) and a combination (b) of an antioxidant (b1) and a UV absorber (b2). The UV absorber (b2) is a benzotriazole. The antioxidant (b1) is a compound of general formula I: wherein: R1=—H, —OH, —O—C1-18 alkyl, —C1-18 alkyl, —C5-12 cycloalkyl being unsubstituted or being substituted with C1-6 alkyl or C1-6 alkoxy, or —CH2—C5-12 cycloalkyl being unsubstituted or being substituted with C1-6 alkyl or C1-6 alkoxy; R2,3,4,5=independent from each other —C1-6 alkyl; and R6=a bivalent aliphatic, cycloaliphatic or aromatic residue. The weight ratio of (a) to (b) is from 90.0:10.0 to 98.5:1.5, with the proviso that the weight portion of (b1) is at least 0.5. The cured product has very good weather resistance after curing by polyaddition with a polycarboxylic acid anhydride or by homopolymerization. The cured product is suitable as an electrical insulation material.

Abstract: The present invention is directed to a method of fabricating a wall structure that comprises a polyurethane backing. In certain embodiments, no additional layer is coated onto or disposed on the polyurethane backing that is formed through the process disclosed herein.

Abstract: The invention provides a cross-linkable mixture of thermoplastic polyurethanes and ethylenic unsaturated compounds and thermoset materials that can obtained therefrom. The invention also provides application of the cross-linkable mixtures and processes in a solvent-less coating process.

Abstract: An photo-curable sealing agent composition comprising (A) an unsaturated group-containing urethane resin having a number average molecular weight of 1,000-100,000 and an unsaturation degree of 0.1-1 mol/kg, which is obtained by reaction of (a) a polycarbonate diol having a number average molecular weight of 500-3,000, (b) a bifunctional epoxy (meth)acrylate having two hydroxyl groups and two ethylenically unsaturated groups, and (c) a polyisocyanate; (B) a (meth)acrylic acid ester monomer, wherein an alcohol residue, ester-bonded with an (meth)acyloyl group, is a hydrocarbon group which may contain an oxygen atom, and has 1-20 carbon atoms and a molecular weight of not larger than 1,000; and (C) a photo-polymerization initiator. The sealing agent composition exhibits a high curability performance and gives a cured product having a low hardness and enhanced flexibility and elongation, and improved physical and mechanical strength and enhanced durability.

Abstract: The present invention relates to a process for the preparation of di- and polyamines of the diphenylmethane series, and to the preparation of di- and polyisocyanates of the diphenylmethane series from these di- and polyamines. The di- and polyamines of the diphenylmethane series are prepared by the reaction of aniline and formaldehyde in the presence of hydrochloric acid. In the present invention, the formaldehyde employed is used as an aqueous solution which contains less than 0.001 wt % of metal ions which are divalent and/or more than divalent.

Abstract: The present invention is directed to a composition comprising an amide moiety containing polyol wherein the amide moiety is formed by the reaction of an amine reactive compound with an amine containing compound.

Abstract: The present invention is directed to a process of forming a (poly) urethane-amide compound comprising reacting an amine compound with a urethane-ester compound under condensation reaction conditions. The urethane-ester compound is formed by reacting an isocyanate containing compound with a hydroxyl-ester compound. The present invention is also directed to a composition comprising the (poly) urethane compound.

Abstract: A blended material comprising (i) a binder composition comprising an isocyanate compound, a metallic catalyst, and an acid compound wherein the acid compound is present in the binder composition at an amount such that the acidity of the isocyanate compound ranges from 800 ppm to 10000 ppm, calculated as HCl; and (ii) a lignocellulosic material is disclosed. A lignocellulosic composite and a method of making such are also disclosed.