Using Cyrene to Improve Carbon Nanotube Filtration
Author Information
Author(s): Roxana A. Milescu, C. Rob McElroy, Edward J. Taylor, Peter Eaton, Paul M. Williams, Richard Phillips, Thomas J. Farmer, James H. Clark
Primary Institution: University of York
Hypothesis
Can Cyrene be used as a green solvent to enhance the dispersion and filtration efficiency of carbon nanotubes?
Conclusion
Cyrene significantly improves the dispersion and filtration performance of carbon nanotubes compared to traditional solvents.
Supporting Evidence
- Cyrene enabled the dispersion of SWCNTs at higher concentrations compared to NMP.
- Buckypapers fabricated with Cyrene demonstrated enhanced filtration performance for wastewater treatment.
- PES membranes made with Cyrene exhibited superior porosity and water permeability than NMP-based membranes.
- Despite improvements, bacterial challenge tests indicated no significant antimicrobial activity.
Takeaway
This study shows that a special liquid called Cyrene helps make tiny tubes called carbon nanotubes work better for cleaning water.
Methodology
The study involved dispersing single-walled carbon nanotubes in Cyrene and NMP, fabricating buckypapers and membranes, and testing their filtration performance.
Limitations
Further studies are needed to address solvent residuals and long-term safety considerations.
Digital Object Identifier (DOI)
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