Composite comprising a resin prepreg and a protective sheet containing ferromagnetic material and which is adhered to the resin prepreg by magnetic forces
AssigneeMTU Motoren-und Turbinen-Union Munchen GmbH
InventorsSiegfried Sikorski, Michael Schober, Reinhold Schoenacher
Life of this patent
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Abstract
A protective sheet for a resin pre-impregnated fiber board (prepreg) incorporates ferromagnetic material. This permits effective and safe manipulation of the fiber board during processing (trimming) and in the manufacture of fiber components.
Claims18
A prepreg composite comprising a resin prepreg of non-magnetic material and a protective sheet on said resin prepreg of non-magnetic material, said protective sheet comprising a layer of material and ferromagnetic material in said layer, said protective sheet being removably adhered to said resin prepreg and being removable from said resin prepreg by utilization of the ferromagnetic material in said protective sheet.
Dependencies are inferred from the claim text.