Influence of surface preparation on fusion bonding of thermoplastic composites

Francisco Sacchetti, Wouter J.B. Grouve, Laurent L. Warnet, Irene F. Villegas

    Research output: Contribution to conferencePaperpeer-review

    2 Citations (Scopus)
    132 Downloads (Pure)

    Abstract

    Carbon fibre-reinforced thermoplastic composites laminates (CFRP) meant for fusion bonding have been moulded using different release media. The potential contamination of the laminate surface by the release media and its effect on the mechanical performance of fusion bonded joints was studied. The physical and chemical state of the bonding surface were analysed with surface energy and roughness measurements. The chemical composition of the laminate surfaces has been investigated by X-ray photoelectron spectroscopy (XPS). The laminates were then fusion bonded through co-consolidation. The mechanical performance of the bonds was studied by a mode I fracture toughness measurement using the double cantilever beam (DCB) test. The results show significant effect of contaminations on mechanical performance of the joints.

    Original languageEnglish
    Number of pages10
    Publication statusPublished - 2015
    Event20th International Conference on Composite Materials, ICCM 2015 - Copenhagen, Denmark
    Duration: 19 Jul 201524 Jul 2015
    Conference number: 20
    http://www.iccm20.org/

    Conference

    Conference20th International Conference on Composite Materials, ICCM 2015
    Abbreviated titleICCM
    Country/TerritoryDenmark
    CityCopenhagen
    Period19/07/1524/07/15
    Internet address

    Keywords

    • (mould) surface preparation
    • Co-consolidation
    • Fracture mechanics
    • Fusion bonding
    • X-ray photoelectron spectroscopy

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