REINFORCING FIBER BASE FOR COMPOSITE MATERIAL

Title:

REINFORCING FIBER BASE FOR COMPOSITE MATERIAL

Document Type and Number:

WIPO Patent Application WO/2000/021742

Kind Code:

A1

Abstract:

A reinforcing fiber base for composite materials, having at least two layers of unidirectional reinforcing fiber bundles and being characterized in that the directions of the fiber bundles in each of the layers are different between the adjacent layers and that a thermoplastic resin component adheres at random and partially to the surface of the fiber bundle of at least one of the fiber bundle layers such that the bundle layers are bonded to each other by means of the thermoplastic resin component. The base can be well impregnated with a matrix resin, is excellent in mechanical characteristics, and has a good shapability.

Inventors:

SASAKI YASUO (JP)
TANI HARUHISA (JP)
YAMAGUCHI SHIGEO (JP)
FUJII MIKIYA (JP)

Application Number:

PCT/JP1998/004579

Publication Date:

April 20, 2000

Filing Date:

October 12, 1998

Export Citation:

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Assignee:

NITTO BOSEKI CO LTD (JP)
SASAKI YASUO (JP)
TANI HARUHISA (JP)
YAMAGUCHI SHIGEO (JP)
FUJII MIKIYA (JP)

International Classes:

B29C70/20; B32B5/12; B32B5/26; D04H3/04; D04H3/12; (IPC1-7): B32B5/12; D04H3/04

Foreign References:

JPS61150891U	1986-09-18
JPH10292255A	1998-11-04

Other References: