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Adsorption Behavior of Cu(II) to Silica-Humics Composite Aerogels

机译:Cu(II)对二氧化硅 - 腐蚀剂复合气凝胶的吸附行为

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Silica aerogel is a kind of nanoscale amorphous solid mesoporous material made by agglomerating colloidal particles with gas as dispersion medium, providing silica aerogel with high surface area and absorptive performance. The humics contain a large number of carboxyl which brings a strong adsorption behavior for Cu(II). The morphology and structure of the as-prepared silica-humics composite aerogels were prepared via sol-gel method. In this paper, the adsorption behavior of 10 mg/L Cu(II) to silica-humics composite aerogels was studied. The adsorption parameters such as pH, temperature and the amount of silica-humics composite aerogels were studied to achieve the optimal conditions. This work opens a new perspective for the Cu(II) removal from contaminated water.
机译:二氧化硅气凝胶是一种纳米级无定形固体介孔材料,通过作为分散介质的气体凝聚的胶体颗粒制成,提供具有高表面积和吸收性能的二氧化硅气凝胶。腐殖质含有大量羧基,其为Cu(II)带来了强烈的吸附行为。通过溶胶 - 凝胶法制备了制备的二氧化硅 - 液体复合气凝胶的形态和结构。本文研究了10mg / L Cu(II)与二氧化硅 - 培养物复合气凝胶的吸附行为。研究了pH,温度和二氧化硅 - 蜂窝复合气凝胶的吸附参数,以达到最佳条件。这项工作为从受污染的水中除去的Cu(II)打开了一种新的透视。

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