Patent ID: 11872773
Assignee: TORAY INDUSTRIES, INC.
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 7:
8. The method for producing a fiber-reinforced plastic according to claim 1, wherein the incised prepreg a contained in the sheet substrates A satisfies condition 1 and the method is a method for producing a fiber-reinforced plastic further comprising a placement step (C) of placing a sheet substrate C on the mold;
the sheet substrate C is a substrate including one or more incised prepregs c;
the incised prepregs c is a prepreg including unidirectionally oriented reinforcing fibers and a resin and having a plurality of incisions dividing the reinforcing fibers formed in the prepreg and satisfy the following condition 2; and
the sheet substrate C is also heated and pressed in the molding step,, (Condition 1), the average length xa (mm) of the incisions and the average length ya (mm) of the reinforcing fibers divided by the incisions satisfy ya>6.0xa+10,, (Condition 2)
the average length xc (mm) of the incisions and the average length yc (mm) of the reinforcing fibers divided by the incisions satisfy yc≤6.0xc+10.