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Adsorption Behavior of Dyestuffs on Hollow Activated Carbon Fiber from Biomass

  • Kyung Jun Hwang
  • , Ju Young Park
  • , Young Jin Kim
  • , Gunwoo Kim
  • , Chulmin Choi
  • , Sungho Jin
  • , Namsu Kim
  • , Jae Wook Lee*
  • , Wang Geun Shim
  • *Corresponding author for this work
  • University of California at San Diego
  • Green Energy Institute
  • Konkuk University
  • Chosun University
  • Chonnam National University
  • University of Technology Sydney

Research output: Contribution to journalJournal articlepeer-review

Abstract

This study focuses on the adsorption behavior of typical dyestuffs (methylene blue and reactive black 5) on hollow activated carbon fibers (ACFs) obtained from Kapok- and Hasuo-seed based biomass. It was found that the adsorption of dyestuffs on ACFs increased with increasing pH and temperature. In addition, the Hasuo-seed based ACFs showed higher adsorption capacities than the Kapok-seed based ACFs for dyestuffs. It was also determined from the adsorption energy distribution results that the ACFs are having energetically heterogeneous surfaces. The results clearly indicated that the prepared ACF in this study could efficiently remove dyes dissolved in water.

Original languageEnglish
Pages (from-to)1757-1767
Number of pages11
JournalSeparation Science and Technology
Volume50
Issue number12
DOIs
StatePublished - 2015.08.13

Keywords

  • activated carbon fiber
  • adsorption
  • Ceiba pentandra (L.) Gaertn
  • methylene blue
  • Pleuropterus multiflorus TURCZ
  • reactive black 5

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