Patent application number | Description | Published |
20080262168 | Process For Preparing a Polyisocyanurate Polyurethane Material - 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. and has an NCO value of at least 20% by weight (polyisocyanate a), and b) 25-0% by weight of another polyisocyanate (polyisocyanate b), the amount of polyisocyanate a) and polyisocyanate b) being calculated on the total amount of this polyisocyanate a) and polyisocyanate b), and wherein the isocyanate-reactive composition comprises a) 80-100% by weight of a polyether polyol having an average nominal functionality of 2-6, an average equivalent weight of 1100-5000 and an oxyethylene (EO) content of 65-100% by weight and b) 20-0% by weight of one or more other isocyanate-reactive compounds, the amount of polyol a) and isocyanate-reactive compound b) being calculated on the total amount of this polyol a) and compound b). | 10-23-2008 |
20090005517 | Process for Making a Polyisocyanurate Composite - 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. | 01-01-2009 |
20090069456 | COMPOSITION MADE FROM A DIISOCYANATE AND A MONOAMINE AND PROCESS FOR PREPARING IT - 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. | 03-12-2009 |
20110003944 | NOVEL COMPOSITION FROM A POLYISOCYANATE AND A POLYETHER MONOAMINE - 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. | 01-06-2011 |
20110015287 | FOAMED MATERIALS COMPRISING A MATRIX HAVING A HIGH HIGHBLOCK CONTENT AND PROCESS FOR PREPARING THEM - Foamed material having a density of less than 100 kg/m | 01-20-2011 |
20120077942 | Materials Comprising a Matrix and Process for Preparing Them - 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 ΔHm 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. | 03-29-2012 |
20130004770 | MATERIALS COMPRISING A MATRIX AND PROCESS FOR PREPARING THEM - The present invention is concerned with particulate material having a number average particle diameter of 1 μm-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:
| 01-03-2013 |
20130095253 | CROSS-LINKABLE THERMOPLASTIC POLYURETHANES - 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. | 04-18-2013 |
20130303694 | Epoxy Resin Composition - 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. | 11-14-2013 |
20140371406 | Curable Polyisocyanate Composition - 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. | 12-18-2014 |
20150031527 | Polyisocyanate Trimerization Catalyst Composition - 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—NH | 01-29-2015 |
20150065611 | Curable Polyisocyanate Composition Comprising an Epoxy - 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. | 03-05-2015 |
Patent application number | Description | Published |
20100261563 | NOVEL TENNIS BALL - Tennis ball which comprises an elastomeric polyurethane foam having a ball shape and a density of 250-800 kg/m | 10-14-2010 |
20120073858 | Flame Retardant Thermoplastic Composition - 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. | 03-29-2012 |
20130303694 | Epoxy Resin Composition - 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. | 11-14-2013 |
20130338279 | Flame Retardant Composition for Thermoplastic Polyurethane Polymers - The present invention relates to a formulation comprising at least one thermoplastic polyurethane polymer and a flame retardant composition, the flame retardant composition comprising
| 12-19-2013 |
Patent application number | Description | Published |
20140371406 | Curable Polyisocyanate Composition - 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. | 12-18-2014 |
20150031527 | Polyisocyanate Trimerization Catalyst Composition - 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—NH | 01-29-2015 |
20150065611 | Curable Polyisocyanate Composition Comprising an Epoxy - 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. | 03-05-2015 |
Patent application number | Description | Published |
20110094614 | POLYISOCYANURATE-BASED SYNTACTIC COATING FOR OFFSHORE APPLICATIONS - A polyisocyanurate-based coating for offshore applications is provided. The coating is a syntactic coating, obtainable by reacting a polyisocyanate compound with a compound containing isocyanate-reactive hydrogen atoms in the presence of a trimerisation catalyst and hollow objects, at an isocyanate index of at least and preferably more than 2000. | 04-28-2011 |
20150018508 | Isocyanate-Based Prepolymer - The invention relates to an isocyanate-containing prepolymer obtainable by reacting at least one isocyanate with at least one first compound selected from the group comprising monohydric alcohols, thiols and secondary amines; wherein the ratio of the NCO value of the isocyanate-containing prepolymer, to the OH, SH or NH value, of said monohydric alcohol, thiol or secondary amine respectively ranges from 0.0005 to 1.0000 and wherein said at least one first compound is present in a total amount of at least 40% by weight based on the total weight of the isocyanate-containing prepolymer. | 01-15-2015 |
20150018509 | Isocyanate-Based Prepolymer - The invention relates to an isocyanate-containing prepolymer obtainable by reacting at least one isocyanate which comprises methylene diphenyl diisocyanate with at least one first compound selected from the group comprising monohydric alcohols, thiols and secondary amines and with at least one second compound selected from the group comprising monohydric alcohols, thiols and secondary amines. | 01-15-2015 |