Investigation on the effect of cooling rate on the mechanical properties of polypropylene self-reinforced composites

Farzaneh Hassani, Peter J Martin, Brian G Falzon

    Research output: Chapter in Book / Conference PaperConference Paperpeer-review

    2 Citations (Scopus)

    Abstract

    Cooling rate is considered to be one of the most important processing variables which affect the final properties of self-reinforced composites. The effect is more pronounced when the base material is semi-crystalline. The current study investigates the effect of this parameter on the final properties of the self-reinforced polypropylene (SRPP). Bi-component fabrics of SRPP were consolidated at different cooling rates for this study. The DSC thermograms proved different degrees of crystallinity in the laminates. As expected more crystalline region were identified in the laminates consolidated with the lower cooling rate. However, the impact resistance of the same samples were the least due to less toughness of the matrix and more crystalline structure. Little or no change were observed in the tensile mechanical properties and the interlayer bonding of the laminates. © CCM 2020 - 18th European Conference on Composite Materials. All rights reserved.
    Original languageEnglish
    Title of host publicationECCM 2018 - 18th European Conference on Composite Materials
    PublisherApplied Mechanics Laboratory
    Number of pages5
    Publication statusPublished - 2019

    Bibliographical note

    18th European Conference on Composite Materials, ECCM 2018
    24 - 28 June 2018
    Athens, Greece

    Keywords

    • Cooling rate Crystallisation Impact Self-reinforce composites SRPP Cooling Crystallinity Crystallization Laminates Mechanical properties Nanocrystalline materials Polypropylenes Reinforced plastics Cooling rates Crystalline structure Degrees of crystallinity Self reinforced composite Self-reinforced polypropylenes Tensile mechanical properties Reinforcement

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