氧化锌催化臭氧氧化技术研究进展

Research progress in zinc oxide catalyst for ozone oxidation technology

非均相催化臭氧氧化技术是目前最有应用前景的工业废水深度处理技术,工艺处理效率与催化剂的性能密切相关。过渡金属氧化物和新型碳材料是最受关注的非均相催化剂,其中氧化锌具有无毒、易制备、成本低等优点,而且兼具催化臭氧氧化活性和光催化氧化活性,表现出优良的应用潜力。本文综述了氧化锌催化臭氧氧化处理技术的研究进展,总结了氧化锌催化臭氧氧化过程的效能和机理,概括了工艺处理过程的影响因素,介绍了氧化锌在光催化臭氧氧化中的应用现状,并展望了氧化锌催化臭氧氧化技术的应用前景。

Ozone oxidation by non-homogeneous catalysts is the most promising technology for the deep treatment of industrial wastewater,and the treatment efficiency of the process is closely related to the performance of the catalyst.Transition metal oxides and new carbon materials are the most popular non-homogeneous catalysts,among which zinc oxide has the advantages of non-toxicity,easy preparation,low cost,and both catalytic ozone oxidation and photocatalytic oxidation activities,which shows excellent potential for application.The research progress of zinc oxide catalyst for ozone oxidation treatment was reviewed,and the efficacy and mechanism of zinc oxide catalyst for ozone oxidation were summarized.The influencing factors of the process treatment were outlined,and the current application status of zinc oxide for photocatalytic ozone oxidation was introduced.Moreover,the application prospect of zinc oxide catalyst for ozone oxidation technology was predicted.