亚胺基二乙酸型螯合树脂应用研究进展与展望

亚胺基二乙酸型(IDA)螯合树脂及其配合物因具有优异的吸附性能和物化性质,近年来成为研究的热点。介绍了IDA螯合树脂的常用制备方法,总结了树脂的螯合吸附机理、影响机制、吸附的模型及吸附动力学。重点综述了IDA螯合树脂在金属离子的提取富集、工业废水处理及饮用水净化除杂、分析化学检测方面的国内外应用研究进展,及其配合物在有机反应中作催化剂、对有机物分离和纯化、吸附气体中有害成分方面的应用。最后,对IDA螯合树脂的制备改进方向、未来研究应用领域进行了展望。

Research Progress of Application of Iminodiacetic Chelating Resin

Iminodiacetic (IDA)chelating resin and its metal ion complex is a hot spot in recent years,due to owning excellent adsorption and physico-chemical properties.Common preparation methods of iminodiacetic (IDA) chelating resin are introduced.The chelating adsorption mechanism,influencing factors,adsorption models and ad-sorption kinetics of metal ions on IDA chelating resin are reviewed,with the emphasis on the application progress at home and abroad on extraction and enrichment of metal ions,wastewater treatment and purification of drinking water, analytical chemistry.And catalysts in organic chemical reactions,separation and purification of organics,adsorption of harzardous compositions in gas for its metal ions complexes are also focused described.Finally,the preparation im-provement direction and future application field of IDA chelating resin are predicted.