Abstract
采用射频等离子体技术制备新型Cu-Co/SiO2催化剂.与直接焙烧制备的样品相比,射频等离子体处理提高了催化剂的比表面积,显著增大了活性物种Co的表面含量,有效改进了催化剂的还原性能.以CO加氢合成低碳混合醇为模型反应,在563K,5.0MPa,6000h^-1,V（H2）∶V（CO）=1.6的条件下,等离子体处理和等离子体处理后再焙烧样品比673K焙烧样品的催化活性提高30.46%和65.30%,低碳醇的时空收率分别提高58.22%和76.11%.
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