BLENDS FOR COMPOSITES

• Main Authors: Gregor DAUN, Olivier FLEISCHEL, Lionel GEHRINGER, Michael HENNINGSEN, Rainer KLOPSCH
• Format: Patent
• Language: English; Spanish
• Published: 21.11.2018
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

The present invention relates to a blend containing an epoxy resin, a cyclic carbonate and a hardener containing a polyalkoxypolyamine, an additional amine and a catalyst, a process for producing this blend, the use of the blend according to the invention for producing cured epoxy resin and an epoxy resin which has been cured by means of the blend according to the invention, in particular fibre-reinforced cured epoxy resins for use in rotor blades for wind turbines. La presente invención se refiere a una mezcla que contiene una resina epoxi, un carbonato cíclico y un endurecedor que contiene una polialcoxipoliamina, una amina adicional y un catalizador, un proceso para producir esta mezcla, el uso de la mezcla de acuerdo con la invención para producir resina epoxi curad y una resina epoxi que se ha curado por medio de la mezcla de acuerdo con la invención, en particular resinas epoxi curadas reforzadas con fibra para usarse en aspas de rotor para turbinas de viento.