A METHOD FOR IMPROVING FRACTURE TOUGHNESS OF POLYISOCYANURATE COMPRISING REACTION PRODUCTS

A curable composition for making polyisocyanurate comprising products obtained by combining and mixing at an isocyanate index of at least 100 at least a polyisocyanate composition, an isocyanate reactive composition comprising at least 50 mol % diols and a toughening agent comprising acrylic block c...

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Bibliographische Detailangaben
1. Verfasser:	WOUTTERS, STEVE, ANDRE
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	A curable composition for making polyisocyanurate comprising products obtained by combining and mixing at an isocyanate index of at least 100 at least a polyisocyanate composition, an isocyanate reactive composition comprising at least 50 mol % diols and a toughening agent comprising acrylic block copolymers. L'invention concerne une composition durcissable pour la fabrication de produits comprenant de l'isocyanate obtenus par combinaison et mélange à un indice d'isocyanate d'au moins 100 d'au moins une composition de polyisocyanate, une composition réactive à base d'isocyanate comprenant au moins 50 % en moles de diols et un agent de durcissement comprenant des copolymères blocs acryliques.