Structural properties and impact fracture behavior of injection molded blends of liquid crystalline copolyester and modified poly(phenylene oxide)

S. C. Tjong, J. S. Shen, S. L. Liu

    Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

    13 Citations (Scopus)

    Abstract

    Blends of a thermotropic liquid crystalline polymer (LCP) with modified poly (phenylene oxide) (PPO) were injection molded. The morphology, tensile properties and dynamic mechanical behavior of the blends have been studied as a function of LCP content. Furthermore, the impact performance of these blends has been investigated by the instrumented Izod and Charpy falling weight tests. The critical strain energy release rate (GIC) of the blends were determined and the GIC values were found to be dependent on the LCP content. The results are discussed and explained in terms of materials morphology.
    Original languageEnglish
    Pages (from-to)797-806
    JournalPolymer Engineering and Science
    Volume36
    Issue number6
    DOIs
    Publication statusPublished - 1996

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