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Advances in Catalytic Oxidation of Volatile Organic Compounds over Pd-Supported Catalysts: Recent Trends and Challenges
Frontiers in Materials ( IF 3.2 ) Pub Date : 2020-09-08 , DOI: 10.3389/fmats.2020.595667
Shengnan Song , Siyuan Zhang , Xiaolong Zhang , Priyanka Verma , Meicheng Wen

Volatile organic compounds (VOCs) are poisonous and regarded as the paramount source for the formation of secondary organic aerosols, ozone, and photochemical smog, greatly affecting human health and environment quality. In order to abate VOC emission, catalytic oxidation is widely applied in industries and is believed to be an efficient and economically feasible way for the elimination of VOCs. This review is primarily concentrated on summarizing the recent progress and developments in the catalytic oxidation of various VOCs over Pd-supported catalysts. Despite their high catalytic performances at much lower temperatures, the wide use of Pd-supported catalysts in the industry has been limited by their high cost, low thermal stability, and incomplete oxidation of VOCs. Hence, the intrinsic properties of the active sites and supports, the reaction conditions, the deactivation mechanism, and the strategy to reveal the catalytic oxidation pathway are also systematically summarized. This review aims to give a deep comprehension and guidance for the development of efficient and cost-effective Pd-supported catalysts in the near future.



中文翻译:

钯负载型催化剂上挥发性有机化合物的催化氧化研究进展:最新趋势和挑战

挥发性有机化合物(VOCs)是有毒的,被认为是形成二次有机气溶胶,臭氧和光化学烟雾的最重要来源,极大地影响着人类健康和环境质量。为了减少VOC的排放,催化氧化被广泛应用于工业中,并且被认为是消除VOC的一​​种有效且经济上可行的方式。这篇综述主要集中于总结在Pd负载的催化剂上各种VOC催化氧化的最新进展。尽管它们在低得多的温度下具有很高的催化性能,但由于其高成本,低热稳定性和VOC的不完全氧化,限制了Pd负载的催化剂在工业中的广泛应用。因此,活性部位和载体的内在特性 还系统总结了反应条件,失活机理和揭示催化氧化途径的策略。这篇综述旨在为在不久的将来开发高效和具有成本效益的钯负载催化剂提供深刻的理解和指导。

更新日期:2020-10-11
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