Emerging Contaminants (ECs) in water environments brings huge potential threat to human health and even ecosystems. However, traditional wastewater treatment plants can’t completely remove them through existing technologies, so developing a more efficient water purification technology was urgent. The activation of peroxymonosulfate (PMS) using heterogeneous Cobalt-based catalysts to generate reactive oxygen species (ROS) such as sulfate radicals (SO4·−) with high oxidation potential and selectivity has been proven to be an effective advanced oxidation processes (AOPs). The Cobalt-based porous materials derived from Metal-Organic-Frameworks (MOFs) have uniformly dispersed metal active sites and a large number of mesoporous structures, which have great potential advantages in enriching and oxidizing organic pollutants. In this study, 10-CoHNPC-1000 was successfully synthesized. Research has found that the 10-Co-NHPC-1000 material has excellent saturation adsorption capacity and degradation rate constant for SMX, which were 81.67 mg/g and 0.056 min−1, respectively. This study provides ideas for designing efficient integrated materials for adsorption and degradation.

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Metal-organic Framework Derived Co-based Porous Carbon for Water Purification

  • Ming Ma,
  • Xiang Li

摘要

Emerging Contaminants (ECs) in water environments brings huge potential threat to human health and even ecosystems. However, traditional wastewater treatment plants can’t completely remove them through existing technologies, so developing a more efficient water purification technology was urgent. The activation of peroxymonosulfate (PMS) using heterogeneous Cobalt-based catalysts to generate reactive oxygen species (ROS) such as sulfate radicals (SO4·−) with high oxidation potential and selectivity has been proven to be an effective advanced oxidation processes (AOPs). The Cobalt-based porous materials derived from Metal-Organic-Frameworks (MOFs) have uniformly dispersed metal active sites and a large number of mesoporous structures, which have great potential advantages in enriching and oxidizing organic pollutants. In this study, 10-CoHNPC-1000 was successfully synthesized. Research has found that the 10-Co-NHPC-1000 material has excellent saturation adsorption capacity and degradation rate constant for SMX, which were 81.67 mg/g and 0.056 min−1, respectively. This study provides ideas for designing efficient integrated materials for adsorption and degradation.