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典型文献
Novel eco-friendly spherical porous adsorbent fabricated from Pickering middle internal phase emulsions for removal of Pb(Ⅱ) and Cd (Ⅱ)
文献摘要:
Spherical porous materials prepared from the emulsion template used in the water treat-ment have displayed a vast prospect,as the high surface area,abundant porous structure,convenient operation and excellent adsorption performance.But the tedious fabrication process,high consumption of organic solvent and surfactant limited the application widely.Herein,a facile and eco-friendly spherical porous adsorbent (SPA) is fabricated from the green surfactant-free (corn oil)-in-water Pickering medium internal phase emulsions (Pick-ering MIPEs) via the convenient ion crosslinking procedure.The Pickering MIPEs synergis-tically stabilized with the semi-coke (SC),which is the natural particle produced from the shale oil distillation,and sodium alginate (SA) has excellent storage and anti-coalescence stability.The as-prepared porous adsorbent possessed the abundant pore structure,which provided favorable conditions for effective mass transfer in adsorption,and could be tuned by varying the SA dosage.The saturation adsorption capacities of Pb(Ⅱ) and Cd(Ⅱ) can be achieved with 460.54 and 278.77 mg/g within 45 min at 25℃,respectively.Overall,this study supplied a viable and eco-friendly route for fabricating the spherical porous adsorbent with a tunable porous structure for heavy metal ion wastewater.
文献关键词:
作者姓名:
Hui Yu;Yongfeng Zhu;Aiping Hui;Aiqin Wang
作者机构:
Key Laboratory of Clay Mineral Applied Research of Gansu Province,Center of Eco-material and Green Chemistry,Lanzhou Institute of Chemical Physics,Chinese Academy of Sciences,Lanzhou 730000,China;Center of Materials Science and Optoelectronics Engineering,University of Chinese Academy of Sciences,Beijing 100049,China
引用格式:
[1]Hui Yu;Yongfeng Zhu;Aiping Hui;Aiqin Wang-.Novel eco-friendly spherical porous adsorbent fabricated from Pickering middle internal phase emulsions for removal of Pb(Ⅱ) and Cd (Ⅱ))[J].环境科学学报(英文版),2022(02):320-330
A类:
MIPEs
B类:
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AB值:
0.587185
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