Toray Industries, Inc.

Yumi Kunimitsu

Hiroshi Taiko

Koji Furukawa

Atsuhito Arai

Shiori Kawamoto

Shinji Kochi

Ayumi Matsuda

Naofumi Yamashita

Yui Fujioka

A prepreg containing at least the following components [A]-[F], wherein the ratio Ne/Nd of the number of structures Ne of component [F] present in a range of outside 110% of the particle diameter of component [E] and the number of structures Nd of component [F] present in a range outside 110% of the particle diameter of component [D] is 0.25 or higher. [A]: Carbon fibers, [B] thermosetting resin, [C]: curing agent, [D]: particles composed mainly of thermoplastic resin having a primary particle number-average particle size of 5-50 &#x3bc;m, [E]: conductive particles different from component [D] and having a primary particle number-average particle size in the range of a specific expression, [F]: filler comprising a carbon material.

Prepreg and fiber reinforced composite material

Growing community of inventors

Ehime, Japan

Yumi Kunimitsu