EPOXY RESIN COMPOSITION, PREPREG, FIBER REINFORCED PLASTIC MATERIAL, AND MANUFACTURING METHOD FOR FIBER REINFORCED PLASTIC MATERIAL

摘要

An embodiment relates to a resin composition containing a tetraglycidyl amine; a bisphenol epoxy; a dicyandiamide; and an aromatic urea; wherein the tetraglycidyl amine has a EEW of 110 g/eq to 140 g/eq and is an amount of 30 to 60 PHR per 100 PHR of total epoxy resin in the resin composition; wherein the resin composition has a Tg of at least 160°C when cured at 143°C for 3 min and also maintains a Tg of greater than 160°C when cured at 177C for 1 min or longer.