The effect of a compliant polyimide nanocoating on the tensile properties of a high strength PAN-based carbon fiber

Tamaki Naganuma, Kimiyoshi Naito, Jenn Ming Yang, Junro Kyono, Daisuke Sasakura, Yutaka Kagawa

Research output: Contribution to journalArticlepeer-review

28 Citations (Scopus)

Abstract

The effect of a compliant polyimide nanocoating on the tensile strength of a polyacrylonitrile-based high tensile strength (T1000GB) carbon fiber was investigated. The pyromellitic dianhydride/4-4′-oxydianiline polyimide nanocoating was deposited by high-temperature vapor deposition polymerization. The thickness of the polyimide coating was about 100 nm. The tensile strength and Weibull modulus of nanocoated and uncoated fiber bundles were evaluated using a polyimide-impregnated bundle-composite. The results clearly demonstrated that the compliant polyimide nanocoating is effective in improving the tensile strength and Weibull modulus of T1000GB carbon fiber.

Original languageEnglish
Pages (from-to)1319-1322
Number of pages4
JournalComposites Science and Technology
Volume69
Issue number7-8
DOIs
Publication statusPublished - 2009 Jun
Externally publishedYes

Keywords

  • A. Coating
  • A. Polymer-matrix composites (PMCs)
  • B. Strength
  • E. Physical vapor deposition
  • Polyimide

ASJC Scopus subject areas

  • Ceramics and Composites
  • Engineering(all)

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