Moulding materials
AssigneeHexcel Composites Limited
InventorJohn Ellis
Life of this patent
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Abstract
Moulding material that includes a layer of fibrous reinforcing material having one surface on which a first layer of a resin partially impregnates the fibrous material and a further resin layer located on the opposite surface which retains in position surface fibers of the fibrous material. The further resin layer is of lower weight than the first layer and is formed as an openwork structure with a solid part and spaces through which the fibrous material is exposed.
Claims45
A moulding material comprising a layer of fibrous reinforcing material having on opposite surfaces thereof respectively a first layer of a resin which partially impregnates the fibrous material, and a further resin layer which retains in position surface fibers of the fibrous material, wherein the further resin layer is of lower weight than the first layer and is formed as an openwork structure with a solid part and spaces through which the fibrous material is exposed.
Dependencies are inferred from the claim text.