Electromagnetic interference shielding behaviors of carbon fibers-reinforced polypropylene matrix composites: II. Effects of filler length control

  • Myung Sun Hong
  • , Woong Ki Choi
  • , Kay Hyeok An
  • , Shin Jae Kang
  • , Soo Jin Park
  • , Young Sil Lee
  • , Byung Joo Kim

Research output: Contribution to journalArticlepeer-review

Abstract

In this work, the electromagnetic interference (EMI) shielding effectiveness (SE) of carbon fiber (CF)-reinforced polypropylene matrix composites in the presence of carbon nanotubes (CNT) as conductive filler were investigated by variation of the mixing speed and time to observe the effects of average lengths of carbon fibers on the EMI-SE of the composites. The EMI-SE of the composites increased with increasing mixing speed due to the function of fiber length. It was probably due to the enhanced dispersion of CFs in the composites, resulting in the improvement of the electrical networks and the EMI-SE in the CFs-PP composites.

Original languageEnglish
Pages (from-to)3901-3904
Number of pages4
JournalJournal of Industrial and Engineering Chemistry
Volume20
Issue number5
DOIs
Publication statusPublished - 25 Sept 2014
Externally publishedYes

Keywords

  • Carbon fibers
  • Carbon nanotube
  • EMI
  • Electrical conductivity
  • PP

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