Moulding materials

Details Moulding materials Moulding materials

2007-08-28

2007-08-28

Edwards, N. (Department: 1774)

Stock material or miscellaneous articles

Structurally defined web or sheet

Including grain, strips, or filamentary elements in...

C428S138000, C428S298100, C428S300700, C428S319300

Reexamination Certificate

active

10366026

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.

REFERENCES:
patent: 3472730 (1969-10-01), Frigstad
patent: 4213930 (1980-07-01), Goodrich et al.
patent: 5641366 (1997-06-01), Hohman
patent: 6096669 (2000-08-01), Colegrove et al.
patent: 0 583 090 (1994-02-01), None
patent: 2002-249605 (2002-06-01), None
patent: WO98/34979 (1998-08-01), None
patent: WO 00/27632 (2000-05-01), None

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