Sodium Hydroxide Treatment Improves Typha domingensis Fibers for Geotextiles
Author Information
Author(s): Holanda Francisco Sandro Rodrigues, Vidal Santos Luiz Diego, Melo Jeangela Carla Rodrigues, Pedrotti Alceu, Sussuchi Eliana Midori, Griza Sandro, Araújo Filho Renisson Neponuceno de, Nascimento Brenno Lima
Primary Institution: Universidade Federal de Sergipe-UFS
Hypothesis
The study investigates the mechanical properties of Typha domingensis fibers treated with sodium hydroxide for geotextile manufacturing.
Conclusion
Sodium hydroxide treatment enhances the tensile strength of Typha domingensis fibers, making them suitable for biodegradable geotextiles, although their puncture resistance declines over time.
Supporting Evidence
- Typha domingensis fibers treated with 6% NaOH showed higher tensile strength.
- Natural fibers like Typha domingensis biodegrade faster than synthetic fibers.
- Alkaline treatment improves fiber-matrix adhesion, enhancing mechanical performance.
- Environmental factors significantly influence the degradation of natural fibers.
- NaOH treatment alters the surface morphology of fibers, improving bonding with polymer matrices.
Takeaway
This study shows that treating plant fibers with a special chemical can make them stronger for use in materials that help prevent soil erosion.
Methodology
The study involved treating Typha domingensis fibers with sodium hydroxide at different concentrations and testing their mechanical properties over 180 days.
Limitations
Natural fibers biodegrade faster than synthetic ones, which may limit their long-term use in certain applications.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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