Unidirectional fiber-random mat preform

Fabric (woven – knitted – or nonwoven textile or cloth – etc.) – Nonwoven fabric – Including parallel strand or fiber material within the...

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442367, 442368, 442381, 442391, 442394, 442395, 4285428, 264136, 264258, D04H 174, B32B 526, B32B 2712, B32B 3104

Patent

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060966696

ABSTRACT:
A preform suitable for use in a resin transfer molding process comprising (1) one or more layers of a non-woven random mat and (2) one or more layers of a series of tows of unidirectional fibers held together by a polymeric curable resin film grid. The polymeric resin film is in the form of a grid, such that only a fraction of the surface area of the fibers contacts the resin film.

REFERENCES:
Abstract of Japanese Patent No. 07238452.

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