Fiber-reinforced sheet and structure
Abstract:
The present invention relates to a fiber-reinforced sheet having excellent strength. The fiber-reinforced sheet according to the present invention comprises a resin and a fiber bundle, and the fiber-reinforced sheet comprises a resin-unimpregnated fiber bundle portion having a surface not impregnated with the resin or a partially resin-impregnated fiber bundle portion having a surface not impregnated with the resin, has a first surface and a second surface opposite to the first surface, comprises a sheet body portion and at least one ridge portion protruding from the sheet body portion on the first surface, and comprises the resin-unimpregnated fiber bundle portion or the partially resin-impregnated fiber bundle portion at at least one of the first surface and the second surface.
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