ZSM-5-confined Cr<sub>1</sub>–O<sub>4</sub> active sites boost methane direct oxidation to C1 oxygenates under mild conditions
Mengyu Zeng, Lu Cheng, Qingqing Gu, Bing Yang, Baiyang Yu, Jing Xu, Ying Zhang, Chengsi Pan, Xiaoming Cao, Yang Lou, Yongfa Zhu
Abstract
Cr 1 –O 4 as an active site in the Cr 1 /ZSM-5 SAC can catalyze the DOM to form value-added C1 oxygenated products with a productivity of 21 100 μmol g cat −1 h −1 and a selectivity of 99.8% at 50 °C within 30 min, which outperforms most state-of-the-art catalysts.
Topics & Concepts
OxygenateMethaneCatalysisSelectivityChemistryZSM-5Active siteInorganic chemistryNuclear chemistryZeoliteOrganic chemistryCatalytic Processes in Materials ScienceCatalysis and Oxidation ReactionsCarbon dioxide utilization in catalysis