脱氢
化学
丙烷
选择性
催化作用
镍
产量(工程)
价(化学)
放热反应
无机化学
光化学
有机化学
冶金
材料科学
作者
Qian Zhang,Xunzhu Jiang,Yangyang Li,Yuanlong Tan,Qike Jiang,Xiaoyan Liu,Botao Qiao
标识
DOI:10.1002/cjoc.202300504
摘要
Comprehensive Summary Oxidative dehydrogenation of propane has been an ever‐growing field for propylene production due to its exothermic properties, of which overoxidation is the major drawback, with CO and even CO 2 as undesired by‐products. For the purpose of getting higher propylene selectivity as well as yield, herein, we report Ni single atoms supported on calcium aluminate as an efficient catalyst candidate for propane oxidative dehydrogenation. Beneficial from higher valence states of Ni 1 species, it shows 2—3 times as much propylene selectivity as that of Ni nanoparticles. About 14.2% C 3 H 6 yield with 47.3% propylene selectivity has been achieved on Ni single atom catalyst and a good stability during 20 h test can be obtained as well.
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