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Catalizador de madera-N-CoPc mejorado para la activación de PMS en la degradación de antibióticos
Lingli Zhu1, Zhong-Shuai Zhu1, Zhihao Tian1
1School of Chemical Engineering, The University of Adelaide, Adelaide, SA 5005, Australia. wei.ren@adelaide.edu.au.
Chemical communications (Cambridge, England)
|January 23, 2026
Resumen
Un novedoso catalizador de cobalto ftalocianina (CoPc) a base de madera activa el peroximonosulfato para el tratamiento de agua. Este catalizador 3D elimina eficazmente el 85-90% de los contaminantes en flujo continuo durante 128 horas.
Área de la Ciencia:
- Ciencia de Materiales
- Química Ambiental
- Catálisis
Sus antecedentes:
- El desarrollo de catalizadores eficientes para el tratamiento de agua es crucial.
- La activación del peroximonosulfato (PMS) es un prometedor proceso de oxidación avanzada.
- La inmovilización de sitios activos en soportes estables mejora el rendimiento y la reutilización del catalizador.
Objetivo del estudio:
- Sintetizar y caracterizar un novedoso catalizador de ftalocianina de cobalto (CoPc) soportado en madera.
- Investigar la actividad catalítica del catalizador wood-N-CoPc para la activación del peroximonosulfato.
- Evaluar el rendimiento del catalizador en un reactor de lecho fijo de flujo continuo para la eliminación de contaminantes.
Principales métodos:
- Inmovilización de ftalocianina de cobalto (CoPc) en un soporte de madera.
- Caracterización del catalizador wood-N-CoPc, centrándose en los sitios activos de CoN5.
- Aplicación del catalizador en un reactor de lecho fijo para el tratamiento continuo de agua.
- Monitorización de la eficiencia de eliminación de contaminantes y la estabilidad del catalizador durante períodos prolongados.
Principales resultados:
- El catalizador wood-N-CoPc inmovilizó con éxito la ftalocianina de cobalto, creando sitios activos efectivos de CoN5.
- El catalizador demostró una alta eficiencia en la activación del peroximonosulfato.
- El tratamiento de agua en flujo continuo logró una eliminación de contaminantes del 85-90% durante 128 horas.
- La estructura monolítica 3D del catalizador facilitó la escalabilidad y la operación estable.
Conclusiones:
- El catalizador wood-N-CoPc es un material altamente efectivo y estable para el tratamiento de agua basado en peroximonosulfato.
- El diseño del catalizador es adecuado para aplicaciones escalables de flujo continuo.
- Este enfoque ofrece una solución prometedora para la eliminación eficiente y sostenible de contaminantes del agua.
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