Hierarchic Structure and Mechanical Property of Short Glass Fiber/Isotactic Polypropylene Composites Containing β-Nucleation Agent

Zhang Yong Huang, Yan Hui Chen, Jian Hua Tang, Zhong Ming Li

Research output: Contribution to journalArticlepeer-review

14 Scopus citations

Abstract

The hierarchic structure of short glass fiber reinforced isotactic polypropylene (GF/iPP) composites with β-nucleating agent were investigated by wide-angle X-ray diffraction, differential scanning calorimetry, polarized light microscopy and scanning electronic microscopy measurements. It was found that the content of β-crystals was deceased due to the α-heterogeneous nucleation of glass fibers, yet its perfection was deteriorated due to the heterogeneous distribution of glass fibers caused by the processing external field. These factors affect the impact strength of GF/iPP composites. Our work paves the way to obtain high-performance GF/iPP composites.

Original languageEnglish
Pages (from-to)80-89
Number of pages10
JournalPolymer - Plastics Technology and Engineering
Volume52
Issue number1
DOIs
StatePublished - Jan 2013
Externally publishedYes

Keywords

  • β-Nucleation agent
  • Glass fiber
  • Impact resistance
  • Polypropylene composite

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