Abstract: Flame retardant thermoplastic composition comprising at least one thermoplastic polymer, preferably a thermoplastic polyurethane polymer, at least one conventional flame retardant and optionally at least one mineral filler together with modified polysiloxane in an amount of less than 1% by weight based on the total composition, preferably between 0.1 and 0.9% and most preferably between 0.25 and 0.75% by weight. The thermoplastic compositions are useful in applications where low flame properties are desirable, such as wire and cable applications.

Abstract: A process for providing methylene-bridged polyphenyl polyamines from aniline and formaldehyde according to the invention comprises the subsequent steps of a) condensing aniline and formaldehyde; b) reacting, in a first catalytic reaction step, said condensate over a solid catalyst, whereby an intermediate mixture is provided; c) converting, in a subsequent catalytic reaction step, said intermediate mixture into methylene-bridged polyphenyl polyamines in presence of a subsequent solid catalyst, thereby providing said methylene-bridged polyphenyl polyamines.

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 fiber materials, while at the same time exhibiting good build-up behavior, and yield dyeings of deep shade having good fastness properties.

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: Process for making a flexible polyurethane foam by reacting a polyisocyanate and a polyol composition in the presence of water, a reactive amine catalyst and a specific metal salt.

Abstract: A thermosetting composition comprising (a) 97 to 40 percent by weight of at least one bis(dihydrobenzoxazine) prepared by the reaction of an unsubstituted or substituted bisphenol with at least one unsubstituted position ortho to each hydroxyl group, formaldehyde and a primary amine; and (b) 3 to 60 percent by weight of at least one bisphenol, wherein the percent by weight refer to the total amount of components (a) and (b), with the proviso that (a) and (b) add up to 100 percent by weight; and (c) optionally other components. Cured products made from these compositions have valuable chemical, physical and mechanical properties.

Abstract: An apparatus for mixing at least first and second fluid, comprising: (a) a first nozzle comprising a first flow duct defining a first flow chamber, and having a first nozzle tip having a first discharge opening; and (b) a second nozzle comprising a second flow duct defining a second flow chamber, and having a second nozzle tip having a second discharge opening; wherein said first flow duct and said second flow duct are spirally wrapped each over the other. The invention also provides a process for mixing fluids, especially adapted for the production of isocyanates, and that is notably carried out in the apparatus of the invention.

Abstract: The present invention relates to a method of increasing the chlorine fastness of dyed synthetic polyamide fibre materials, which comprises treating the fibre material after dyeing with an aqueous liquor comprising a thiourea/formaldehyde/bisphenol condensate or a thiourea/polyisocyanate adduct.

Abstract: A method for removing methylene-bridged polyphenyl polyamines from an aqueous stream comprising said methylene-bridged polyphenyl polyamines according to the invention comprises the steps of Providing a pertraction equipment comprising a membrane with a first side and a second side opposite to said first side; Bringing an aqueous stream comprising methylene-bridged polyphenyl polyamines into contact with the first side of the membrane and bringing an organic stream into contact with the second side of the membrane, thereby causing the methylene-bridged polyphenyl polyamines to transfer from the aqueous stream through the membrane to the organic stream. The method further comprises, before bringing the aqueous stream and organic stream in contact with the membrane, the step of wetting the membrane with a liquid having a surface tension of less than 40 mN/m.

Abstract: A method for providing a secondary or tertiary amine with formula (R1R2NR3)2NR4 is provided, wherein each of R1 and R2 are chosen from the group consisting of a methyl group, an ethyl group, an iso-propyl group and an n-propyl group; R3 being an alkoxyalkyl group chosen from the group consisting of —CH2CH2OCH2CH2—, —CH2CH2OCH2CH2— and —CH2CH2CH2OCH2CH2CH2—; R4 is chosen from the group consisting of a hydrogen, a methyl group, an ethyl group, an iso-propyl group, an n-propyl group and a group with formula R1R2NR3. The method comprises the steps: (?) reacting R1R2NR3(OH) with ammonia, thereby providing a mixture comprising (R1R2NR3)2NR4; (?) separating (R1R2NR3)2NR4 from said mixture.

Abstract: Isocyanurate-reactive mixture obtained by reacting an anhydride and a polyol; process for making it; polyisocyanate composition comprising this mixture; binder composition comprising such a polyisocyanate composition; the use of such a polyisocyanate composition and/or binder composition for making a polyisocyanurate and such polyisocyanurates.

Abstract: Flexible polyurethane foam having a density of 25-70 kg/m3 and a compression load deflection of 5-15 kPa. Process for making a flexible polyurethane foam and the use as plant growth medium and in green roofs and green walls.

Abstract: The present invention relates to a process for manufacturing isocyanates from an amine compound. The process comprises the steps of a) Providing chlorine; b) Providing carbon monoxide; c) Reacting said chlorine and said carbon monoxide for providing phosgene, the carbon monoxide being provided in an adjustable molar excess; d) Providing an amine compound and phosgenating said amine compound using said phosgene thereby providing said isocyanate; the process further comprises adjusting said adjustable molar excess, i.e. the molar excess of carbon monoxide, for adjusting the color of the isocyanate.

Abstract: A method to form a urethane material, the method comprises blending and reacting at least one isocyanate, at least one isocyanate reactive compound and a metallized polyhedral oligomeric silsesquioxane to provide said urethane material, the metallized polyhedral oligomeric silsesquioxane is a dimeric structure with general formula wherein M represents a metal providing a 6-coordinated metal center, x and y being 1, R1O and R2O represent an alkoxide bridging the 6-coordinated metal centers, R3OH and R4OH represent an alcohol ligand and each of R5, to R18 is selected from the group consisting of alkyl-, polyether- and polyester ligands.

Abstract: A process for preparing a polyisocyanurate polyurethane material, which process comprises reacting a polyisocyanate and an isocyanate-reactive composition, wherein the reaction is conducted at an isocyanate index of 1600 to 100,000 and in the presence of a trimerization catalyst, wherein the polyisocyanate comprises a) 75-100% by weight of diphenylmethane diisocyanate comprising at least 40%, preferably at least 60% and most preferably at least 85% by weight of 4,4?-diphenylmethane diisocyanate and/or a variant of said diphenylmethane diisocyanate which variant is liquid at 25° C.

Abstract: The present disclosure relates to a dye of formula (1a) and also to a process for its preparation and to its use in the dyeing or printing of semi-synthetic and, especially, synthetic hydrophobic fibre materials, more especially textile materials.

Abstract: Process for the simultaneous and continuous production of two different mixtures of predominantly 4,4?-MDI and 2,4?-MDI in a single-step suspension melt crystallisation process whereby a mixed diisocyanate feed stream [MIx] is used to produce simultaneously two mixed diisocyanate streams [MIy] and [MIz] wherein x=80 to 92, y=97 to 99 and z=60 to 80 preferably x=82 to 88, y=97.2 to 98.5 and z=63 to 70 where x, y and z are percentages by weight of the 4,4?-MDI isomer contained in the diisocyanate isomer mixture.

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: Dye mixtures comprising at least one reactive dye of the formula (1) together with at least one reactive dye of the formula (2), wherein one of the radicals A and B denotes NH2, and the other one of the radicals A and B denotes OH, D is a benzene or naphthalene radical, R1 is hydrogen, hydroxy, sulfo, C1-C4alkyl or C1-C4alkoxy unsubstituted or substituted in the alkyl moiety by hydroxy or by sulfato, R2 is hydrogen, C1-C4alkyl, C1-C4alkoxy, C2-C4alkanoylamino or ureido, R3 is C1-C4alkyl, (R4)0-2 denotes 0 to 2 identical or different substituents selected from the group C1-C4alkyl, C1-C4alkoxy or sulfo, X1 is halogen, 3-carboxypyridin-1-yl or 3-carbamoylpyridin-1-yl, Y1, Y2, Y3, Y4 and Y5 are each independently of the other vinyl or a radical —CH2CH2—U and U is a group removable under alkaline conditions, h, k, l, m and n are each independently of the other the number 0, 1 or 2, and p and q are each independently of the other the number 0 or 1, are suitable for dyeing and printing cellulosic or nitrogen-contai

Abstract: A method for providing a secondary or tertiary amine with formula (R1R2NR3)2NR4 is provided, wherein each of R1 and R2 are chosen from the group consisting of a methyl group, an ethyl group, an iso-propyl group and an n-propyl group; R3 being an alkoxyalkyl group chosen from the group consisting of —CH2CH2OCH2CH2-, —CH2CH2OCH2CH2- and —CH2CH2CH2OCH2CH2CH2-; R4 is chosen from the group consisting of a hydrogen, a methyl group, an ethyl group, an iso-propyl group, an n-propyl group and a group with formula R1R2NR3. The method comprises the steps: (?) reacting R1R2NR3(OH) with ammonia, thereby providing a mixture comprising (R1R2NR3)2NR4; (?) separating (R1R2NR3)2NR4 from said mixture.