| abstract |
An object of the present invention is to provide a composite material having few defects such as voids and excellent mechanical properties even in a low-cost vacuum forming method. A reinforcing fiber bundle aligned in one direction is impregnated with a resin composition, the resin composition contains an epoxy resin, a solid rubber, and an aromatic amine compound, and the solid rubber is contained in the resin composition. A slit tape prepreg having a ratio of 2 to 8% by weight and slit in a fiber direction. [Selection diagram] None |