COMBINED CARBON- AND GLASS-FIBER REINFORCED THERMOPLASTIC POLYURETHANE AND POLYAMIDE COMPOSITES AND ITS MANUFACTURING

摘要

The present invention is directed to a composite sheet consisting ofA) a thermoplastic laminate of at least one layer of thermoplastic film and one layer of a surface treated carbon fiber material comprising a polymer sizing i), whereby the fiber material are unidirectional fibers, woven cloth, fiber fleece or combinations thereof,B) at least one polyamide laminate of at least one layer of polyamide film, preferably polyamide-6 film, and at least one layer of a surface treated glass fiber material comprising a polymer sizing ii), whereby the fiber material are unidirectional fibers, woven cloth, fiber fleece or combinations thereof,C) a thermoplastic laminate of at least one layer of thermoplastic film and one layer of a surface treated carbon fiber material comprising a polymer sizing i), whereby the fiber material are unidirectional fibers, woven cloth, fiber fleece or combinations thereof,the manufacturing process and the use of such composite sheets.