Self-assembled Positively Charged MWCNT-GO Composites for Wastewater Treatment

Lobna Nassar, Hiyam Khalil, Vijay S. Wadi, Vincenzo Naddeo, Fawzi Banat, Shadi W. Hasan

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

Abstract

Graphene oxide and multi-walled carbon nanotubes have recently attracted attention, as they have proved to have potential in various applications. Therefore, in this study, a positively charged functionalized multi-walled carbon nanotubes (f-MWCNT)-graphene oxide (GO) composite was prepared by the electrostatic attraction approach, as they are oppositely charged, to test for its potential in wastewater treatment applications. Detailed characterization tests such as x-ray diffraction (XRD), thermogravimetric analysis (TGA), scanning electron microscopy (SEM), contact angle, and zeta potential analyzer were used to evaluate the interaction between MWCNT and GO as well as the nature of chain growth on the CNT surfaces. The characterization techniques proved the presence of the functional groups on the MWCNT surface and indicated that the composite is hydrophilic. Therefore, it is expected that this composite material would be a great candidate for the wastewater membrane filtration systems.

Original languageBritish English
Title of host publicationAdvances in Science, Technology and Innovation
PublisherSpringer Nature
Pages149-151
Number of pages3
DOIs
StatePublished - 2022

Publication series

NameAdvances in Science, Technology and Innovation
ISSN (Print)2522-8714
ISSN (Electronic)2522-8722

Keywords

  • Composite
  • Functionalization
  • Graphene oxide
  • Multi-walled carbon nanotubes
  • Simplified Hummers’ method
  • Wastewater treatment

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