金属-有机框架材料(MOFs)凭借其比表面积巨大、结构可自主设计、催化活性高等优势,已在水处理领域得到广泛关注。首先归纳总结了MOFs材料常用的制备方法;其次介绍了国内外应用MOFs改性材料催化降解水中有机染料的效果和机理;同时分析了不同环境条件(pH、氧化剂用量、干扰离子等)对MOFs材料催化降解染料的影响;最后对改性MOFs材料的应用现状做出总结并对其未来发展做出展望,以期为MOFs材料的实际应用提供理论依据和技术支撑。
Metal-Organic Frameworks (MOFs) have been widely known in the field of water treatment due to its large specific surface area,designable structure and high catalytic activity.In this review,firstly,the preparation methods of MOFs were summarized.Secondly,the effect and mechanism of MOFs modified materials on catalytic degradation of organic dyes in water at home and abroad were introduced.Thirdly,the influence of different environmental conditions (pH,oxidant dosage,interfering ions) on the catalytic degradation of dyes over MOFs were analyzed.Finally,the application of the modified MOFs materials was summarized,and its prospects were put forward in order to provide theoretical basis and technical support for practical application of the MOFs catalyst.
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基金资助
国家自然科学基金(51174117);湖南省教育厅科研平台项目(15K106);湖南创新平台开放基金(17K078)
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