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US 6,440,524 B2Granted
Process and apparatus for preparing a molded article
AssigneeUniversity of Massachusetts
InventorsEmery I. Valyi, Arthur K. Delusky, Thomas M. Ellison, Herbert Rees
Life of this patent
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Abstract
A film is placed over a mold cavity and molten plastic deposited thereon to form a combination of a film with molten plastic thereon. The film-molten plastic combination is then formed in said mold cavity into a molded article in the shape of the mold cavity.
Claims19
A compression molded article which comprises:
- a plastic layer;
- an outer film layer over said plastic layer and forming a composite laminate therewith, wherein said outer film layer is the outermost layer;
- at least one insert selected from the group consisting of fiberglass, textile and fibers bonded to said plastic layer;
- wherein said outer film layer, plastic layer and insert are a compression molded article having a desired compression molded shape, and wherein said insert is a reinforcing material and wherein said insert is embedded in said plastic layer, wherein said plastic layer has a first surface directly bonded to said outer film layer and a second surface opposed to said first surface, with said insert embedded in said second surface, and wherein said insert is smaller than both the plastic layer and the outer film layer.
1 more element
Dependencies are inferred from the claim text.