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Related Experiment Video

Updated: Jun 28, 2026

Fabrication of the Thermoplastic Microfluidic Channels
16:00

Fabrication of the Thermoplastic Microfluidic Channels

Published on: February 3, 2008

Carbon nanotube mediated microscale membrane extraction.

Kamilah Hylton1, Yuhong Chen, Somenath Mitra

  • 1University of Technology, Jamaica 237 Old Hope Road, Kingston 6, Jamaica W.I.

Journal of Chromatography. A
|October 22, 2008
PubMed
Summary
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Functionalized carbon nanotubes immobilized in polymeric membranes significantly enhance analytical extraction performance. This novel method boosts enrichment factors by over 200% for various organic compounds.

Area of Science:

  • Materials Science
  • Analytical Chemistry
  • Chemical Engineering

Background:

  • Polymeric membranes are crucial for separation processes.
  • Improving membrane performance in analytical extraction remains a challenge.
  • Carbon nanotubes offer unique properties for material functionalization.

Purpose of the Study:

  • To demonstrate the immobilization of functionalized carbon nanotubes into polymeric membranes.
  • To evaluate the impact of this immobilization on analytical scale membrane extraction performance.
  • To quantify the improvement in enrichment factors using this novel approach.

Main Methods:

  • Injecting aqueous dispersions of functionalized carbon nanotubes into polypropylene hollow fiber membranes under pressure.
  • Trapping nanotubes within the membrane pores to act as sorbents.

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Related Experiment Videos

Last Updated: Jun 28, 2026

Fabrication of the Thermoplastic Microfluidic Channels
16:00

Fabrication of the Thermoplastic Microfluidic Channels

Published on: February 3, 2008

Facile Preparation of Internally Self-assembled Lipid Particles Stabilized by Carbon Nanotubes
09:47

Facile Preparation of Internally Self-assembled Lipid Particles Stabilized by Carbon Nanotubes

Published on: February 19, 2016

Transport of Surface-modified Carbon Nanotubes through a Soil Column
10:26

Transport of Surface-modified Carbon Nanotubes through a Soil Column

Published on: April 2, 2015

  • Studying the process via direct solvent enrichment of nonpolar organics and selective extraction of organic acids using a supported liquid membrane.

    • Main Results:

    • Successful immobilization of functionalized carbon nanotubes within the pore structure of polymeric membranes.
    • Significant enhancement of membrane performance in analytical scale extraction.
    • Enrichment factors increased by more than 200% for both nonpolar organics and organic acids.

    Conclusions:

    • Functionalized carbon nanotubes can be effectively immobilized in polymeric membranes.
    • This immobilization dramatically improves membrane extraction efficiency.
    • The developed carbon nanotube-mediated process offers a substantial advancement for analytical separations.