Abstract: A trimerization catalyst composition suitable for making a polyisocyanurate comprising (insulation) foam, said composition comprising at least a trimerization catalyst compound selected from one or more organic salts from alkoxides wherein said organic salt is selected from alkali metal, earth alkali metal, a transition metal such as Ti and/or quaternary ammonium organic salts.

Abstract: A stable partly cured polyisocyanate composition is disclosed which comprises polyisocyanurate (intermediate polyisocyanurate comprising material) and which is further curable. Furthermore a process for making the intermediate (partly cured) polyisocyanurate comprising material and a process for further curing the partly cured polyisocyanurate composition is disclosed. Also polyisocyanurate comprising materials made or obtainable from partly cured intermediate polyisocyanurate comprising material are disclosed and processes for further curing a partly cured polyisocyanurate comprising composition (intermediate material).

Abstract: A curable polyisocyanate composition comprising at least one or more polyisocyanate compounds, at least one or more trimerization catalyst compounds, at least one or more aldehyde compounds wherein the aldehyde compound is selected from compounds with the structure R—CHO wherein CHO is an aldehyde group and R is a hydrocarbyl group selected from an alkyl, alkenyl or aryl having 1-50 carbon atoms, preferably 1-20 carbon atoms, and at least one or more compounds selected from compounds which comprise a carboxamide group having the structure —CO—NH2 and/or from compounds which comprise a group having the structure —CO—NH—CO—.

Abstract: Stable polyisocyanate composition comprising a compound comprising a group having the structure —CO—NH—O— in such an amount that the ratio of the number of —CO—NH—CO— groups to the number of isocyanate groups is at most equal to 1. Curable composition comprising this polyisocyanate composition, lithium halide, urea and an epoxy resin.

Abstract: Use of compounds selected from polyols derived from dimer fatty acids and/or dimer fatty alcohols as toughening agent in a process for making polyisocyanate polyaddition reaction products, in particular for polyisocyanate polyaddition reaction products having a hardblock >40% and a process for making said products.

Abstract: The present invention relates to a formulation comprising at least one thermoplastic polyurethane polymer and a flame retardant composition, the flame retardant composition comprising i) at least one metal or metalloid oxide particle selected from magnesium oxide, magnesium hydroxide, silicon oxide, or aluminium oxide; ii) at least one phosphate component selected from the group comprising ammonium polyphosphate (APP), melamine phosphate, melamine pyrophosphate and melamine polyphosphate or mixture thereof, and iii) at least one oligomeric phosphate ester.

Abstract: A stable partly cured polyisocyanate composition is disclosed which comprises polyisocyanurate (intermediate polyisocyanurate comprising material) and which is further curable. Furthermore a process for making the intermediate (partly cured) polyisocyanurate comprising material and a process for further curing the partly cured polyisocyanurate composition is disclosed. Also polyisocyanurate comprising materials made or obtainable from partly cured intermediate polyisocyanurate comprising material are disclosed and processes for further curing a partly cured polyisocyanurate comprising composition (intermediate material).

Abstract: Curable composition obtained by combining and mixing an epoxy resin composition, comprising an epoxy resin and a carboxamide, and a polyisocyanate composition, comprising a polyisocyanate, a lithium halide and a urea compound, wherein the number of moles of lithium halide per isocyanate equivalent ranges of from 0.0001-0.04 and the number of urea+biuret equivalents per isocyanate equivalent of from 0.0001-0.4.

Abstract: A trimerization catalyst composition comprising a trimerization catalyst compound selected from one or more organic metal salt, preferably alkali or earth alkali metal salts, and one or more compounds selected from compounds which comprise a carboxamide group having the structure —CO—NH2 and/or from compounds which comprise a group having the structure —CO—NH—CO— is disclosed. Further a stable polyisocyanate composition comprising the catalyst composition and a process for making the polyisocyanate composition is disclosed. A curable polyisocyanate composition is obtained comprising the catalyst composition, a polyisocyanate composition, an epoxy resin and optionally a polyol/monool composition and a polyisocyanurate comprising material made by allowing the curable composition to react at elevated temperature and a process for making the polyisocyanurate comprising material.

Abstract: Stable polyisocyanate composition comprising a compound comprising a group having the structure —CO—NH—O— in such an amount that the ratio of the number of —CO—NH—CO— groups to the number of isocyanate groups is at most equal to 1. Curable composition comprising this polyisocyanate composition, lithium halide, urea and an epoxy resin.

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: The present invention relates to a formulation comprising at least one thermoplastic polyurethane polymer and a flame retardant composition, the flame retardant composition comprising i) at least one metal or metalloid oxide particle selected from magnesium oxide, magnesium hydroxide, silicon oxide, or aluminium oxide; ii) at least one phosphate component selected from the group comprising ammonium polyphosphate (APP), melamine phosphate, melamine pyrophosphate and melamine polyphosphate or mixture thereof, and iii) at least one oligomeric phosphate ester.

Abstract: Curable composition obtained by combining and mixing an epoxy resin composition comprising an epoxy resin, a monool and/or polyol and a a compound comprising a carboxamide group, and a polyisocyanate composition comprising a polyisocyanate, a lithium halide and a urea compound, wherein the number of moles of lithium halide per isocyanate equivalent ranges of from 0.0001-0.04 and the number of urea+biuret equivalents per isocyanate equivalent of from 0.0001-0.4. The epoxy resin composition is claimed as well.

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: Tennis ball which comprises an elastomeric polyurethane foam having a ball shape and a density of 250-800 kg/m3, which foam is covered with a textile material.