Bimodal fiber diameter distributed graphene oxide/nylon-6 composite nanofibrous mats via electrospinning

  • Hem Raj Pant*
  • , Chan Hee Park
  • , Leonard D. Tijing
  • , Altangerel Amarjargal
  • , Do Hee Lee
  • , Cheol Sang Kim
  • *Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

Abstract

In this work, nylon-6 spider-wave-like nano-nets are fabricated by regulating the amount of graphene oxide (GO) in polymer solution during electrospinning. The spider-wave-like nano-nets that comprise interlinked thin (≈14. nm diameter) and thick fibers (≈192. nm diameter) are widely distributed throughout the mat when suitable amount of GO is blended with nylon-6 solution. The heterogeneous composite mats were composed of bimodal nanofibers in which pore diameter was sufficiently decreased. The acceleration in ionization and degradation of nylon-6 (due to formic acid) solution caused by well-dispersed GO sheet as well as the formation of hydrogen bond between nylon-6 molecules and GO sheet during electrospinning are proposed as the possible mechanisms for the formation of these spider-wave-like nano-nets.

Original languageEnglish
Pages (from-to)121-125
Number of pages5
JournalColloids and Surfaces A: Physicochemical and Engineering Aspects
Volume407
DOIs
StatePublished - 2012.08.5

Keywords

  • Electrospinning
  • Graphene oxide
  • Nanocomposite
  • Nylon-6
  • Spider-wave

Quacquarelli Symonds(QS) Subject Topics

  • Engineering - Petroleum
  • Engineering - Chemical
  • Chemistry
  • Physics & Astronomy

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