Abstract: The present invention is concerned with a material comprising: a matrix material comprising a plurality of urethane and/or urea and/or isocyanurate groups and having a hardblock content of more than 75% (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) exhibits a phase change as measured by differential scanning calorimetry (DSC) in the temperature range ?10° C. to +60° C. with an enthalpy ?Hm of at least 87 kJ/kg, 3) is interpenetrating said matrix A, and 4) has an average molecular weight of more than 700 and comprises at least 50% by weight of oxyalkylene groups, based on the weight of this material, wherein at least 85% of the oxyalkylene groups are oxyethylene groups (hereinafter called polymeric material B); and wherein the relative amount of said matrix A and of said polymeric material B, on a weight basis, ranges from 15:85 to 75:25. Process for preparing such material.

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: 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: 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: Foamed material having a density of less than 100 kg/m3 and comprising a matrix material comprising a plurality of urea 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 a polymer having an average molecular weight of more than 500 which polymer comprises at least 50% by weight of oxyethylene groups based on the weight of this polymer (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 70:30 and process for making such materials.

Abstract: The present invention is concerned with particulate material having a number average particle diameter of 1 ?m-1 cm, exhibiting a solid-solid phase change, as measured by differential scanning calorimetry (DSC), in the temperature range ?10° C. to +100° C. and comprising: a matrix material comprising a plurality of urethane and/or urea and/or isocyanurate groups and having a hardblock content of more than 75% (hereinafter called matrix A); and a polymeric material. Process for making this material and the use of it as.

Abstract: Composition obtained by reacting a polyisocyanate which is a diphenylmethane diisocyanate, optionally comprising a homologue comprising 3 or more isocyanate groups, and/or a variant of such diisocyanate with a monoalkylether of a polyoxyalkylene monoamine having an average molecular weight of 550-3000 and an oxyethylene content of more than 50% by weight, calculated on the weight of the monoamine, and the alkyl group having 1-4 carbon atoms at index of 100-250. It is used as plasticizer, particularly in polyurethane and/or polyurea materials.

Abstract: The present invention is concerned with a material comprising: a matrix material comprising a plurality of urethane and/or urea and/or isocyanurate groups and having a hardblock content of more than 75% (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) exhibits a phase change as measured by differential scanning calorimetry (DSC) in the temperature range ?10° C. to +60° C. with an enthalpy ?Hm of at least 87 kJ/kg, 3) is interpenetrating said matrix A, and 4) has an average molecular weight of more than 700 and comprises at least 50% by weight of oxyalkylene groups, based on the weight of this material, wherein at least 85% of the oxyalkylene groups are oxyethylene groups (hereinafter called polymeric material B); and wherein the relative amount of said matrix A and of said polymeric material B, on a weight basis, ranges from 15:85 to 75:25. Process for preparing such material.

Abstract: Process for preparing a composition by reacting a polyisocyanate, a monoalkoxy polyoxyalkylene monoamine and water. The composition and its use in making cellular products are claimed as well.

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: 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: Foamed material having a density of less than 100 kg/m3 and comprising a matrix material comprising a plurality of urea 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 a polymer having an average molecular weight of more than 500 which polymer comprises at least 50% by weight of oxyethylene groups based on the weight of this polymer (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 70:30 and process for making such materials.

Abstract: Composition obtained by reacting a polyisocyanate which is a diphenylmethane diisocyanate, optionally comprising a homologue comprising 3 or more isocyanate groups, and/or a variant of such diisocyanate with a monoalkylether of a polyoxyalkylene monoamine having an average molecular weight of 550-3000 and an oxyethylene content of more than 50% by weight, calculated on the weight of the monoamine, and the alkyl group having 1-4 carbon atoms at index of 100-250. It is used as plasticizer, particularly in polyurethane and/or polyurea materials.

Abstract: Process for preparing a moulded elastomeric polyurethane material having an overall density of 200-1000 kg/m3, preferably of 200-500 kg/m3, and a compression load at 40% deflection of at least 25 kPa by reacting in a closed mould an isocyanate terminated prepolymer, having an NCO-value of 5-15% by weight and which is the reaction product of a polyisocyanate and a polyether polyol having an average nominal functionality of 2-6, an average equivalent weight of 500-5000 and an oxyethylene content of 50-90% by weight, and water. The elastomer obtained is claimed as well.

Abstract: Process for preparing a composition by reacting a polyisocyanate, a monoalkoxy polyoxyalkylene monoamine and water. The composition and its use in making cellular products are claimed as well.

Abstract: Process for making a polyisocyanurate composite which process comprises combining a polyisocyanate, a polyether polyol and a trimerization catalyst with a to-be-bonded material to form a reactive composite, and allowing in a next step this reactive composite to react at elevated temperature, wherein the amount of the reactive binder composition is 1-60% by weight and the amount of the to-be-bonded material is 40-99% by weight, both calculated on the amount of the reactive binder composition plus the amount of the to-be-bonded material, wherein the amount of the polyisocyanate and the polyol is such that the index is 150-10000, characterized in that the polyol is a polyol having an average equivalent weight of 100-2500 and an oxyethylene content of at least 50% by weight. The reactive composite is claimed as well together with composites obtained from this process and from these reactive composites.

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 trimerisation catalyst, wherein the polyisocyanate comprises a) 75-100% by weight of diphenylmethane di-isocyanate 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: A polyisocyanate-based elastomer having a ratio of the storage modulus (E?) at 20° C. and the storage modulus (E?) at 120° C. of between 0.75 and 1.5, a tan ? at 100° C. of less than 0.1 and a maximum value of the tan ? of more than 0.8, the tan ? being the ratio of the loss modulus (E?) and the storage modulus (E?).

Abstract: Process for preparing flexible polyurethane foam by reacting an MDI-based polyisocyanate and a polyether polyol with a high oxyethylene content in a mold.

Abstract: Process for preparing an elastomeric polyurethane material by reacting a polyisocyanate, a polyol and a monool.