Epoxy resin composition, prepreg and fiber-reinforced composite material
AssigneeToray Industries, Inc.
InventorsAkihiko Ito, Hiroaki Sakata
Life of this patent
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Abstract
The purpose of the present invention is to provide: an epoxy resin composition which enables the achievement of a resin cured product that has high flame retardancy and excellent mechanical characteristics; and a prepreg and a fiber-reinforced composite material, each of which uses this epoxy resin composition. One embodiment of the epoxy resin composition according to the present invention, said epoxy resin composition having achieved the above-described purpose, contains the components (A) and (B) described below. (A): a bifunctional glycidyl amine type epoxy compound (B): an epoxy compound having a specific structure and/or an epoxy compound having another specific structure.
Claims7
An epoxy resin composition comprising components [A] and [B] as specified below and comprising 9 to 24 parts by mass of tetraglycidyldiaminodiphenyl methane per 100 parts by mass of a total of epoxy compounds:
- [A] a bifunctional glycidylamine epoxy compound, and
- [B] 25 to 90 parts by mass of an epoxy compound having a structure of formula (2) given below per 100 parts by mass of the total epoxy compounds,
- wherein R2 is a diglycidylamino group.
Dependencies are inferred from the claim text.