Patent ID: 11878478
Assignee: TORAY INDUSTRIES, INC.
Field: Other special machines (Mechanical engineering)
Classification: CPC B  C | IPC B  C

Claim 1:
2. The prepreg according to claim 1, wherein, in a planar view of the prepreg, when a cross-section perpendicular to a plane of the prepreg including the [A] is obtained from a direction of an angle different by 45 degrees to a direction of any fiber [A] included in the two resin areas, a cross-sectional curve, formed by the interface between the two resin areas closely adhering to each other, in the cross-section, has an average roughness length RSm, defined in accordance with JIS B0601 (2001), of 100 μm or less, and an average roughness height Rc of 3.5 μm or more.