SYSTEM AND METHOD FOR PRODUCING A FULLY IMPREGNATED THERMOPLASTIC PREPREG AND PREPREG

SYSTEM AND METHOD FOR PRODUCING A FULLY IMPREGNATED THERMOPLASTIC PREPREG AND PREPREG

Fiber-containing thermoplastic polyurethane (TPU) prepregs comprising a plurality of fibers having a reactive agent containing a coupling agent on their surface. Methods and a system for making a fully impregnated TPU prepregs are also described. A reactive TPU pre-polymer and a curative can be mixe...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SANDOVAL Christopher P, GLEICH Klaus Friedrich, BRISTOL Derek Cooper, ASRAR Jawed, BLOCK Michael J, ZHANG Mingfu, YOHANNES Asheber
Format: Patent
Sprache:eng ; slv
Schlagworte:
AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G
CHEMISTRY
COMPOSITIONS BASED THEREON
GENERAL PROCESSES OF COMPOUNDING
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
WORKING-UP
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Beschreibung
Zusammenfassung:Fiber-containing thermoplastic polyurethane (TPU) prepregs comprising a plurality of fibers having a reactive agent containing a coupling agent on their surface. Methods and a system for making a fully impregnated TPU prepregs are also described. A reactive TPU pre-polymer and a curative can be mixed immediately prior to application to the fiber containing fabric or mat or the curative can be previously applied to the reinforcing fibers as part of a sizing agent before application of the TPU pre-polymer.