Teijin Limited

Yukino Oosawa

Makoto Ootsubo

Hodaka Yokomizo

Katsuyuki Hagihara

Hidenori Aoki

Takeru Ooki

A method for producing yarns separated from reinforcing fiber strands including a process of intermittently separating fibers of the reinforcing fiber strands.

Method for producing yarns separated from reinforcing fiber strands

A shaped product of a fiber-reinforced composite material includes a well-shaped part and a surface-shaped part, in which the well-shaped part includes a fiber-reinforced composite material C including both discontinuous reinforcing fibers and a thermoplastic resin, and the surface-shaped part includes a thermoplastic-resin-based material, and the shaped product includes no irregular-shape portion in the well-shaped part and no weld at a boundary edge between the well-shaped part and the surface-shaped part.

Shaped product of fiber-reinforced composite material and method of manufacturing the same

A method for manufacturing a reinforcing fiber strand is provided, in which a strand including reinforcing fibers passes through an uneven jig and a widening jig in this order, the uneven jig including a plurality of uneven portions having notched and protrusion portions, and the strand is divided by the protruding portions.

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Osaka, Japan

Yukino Oosawa