富氢气体中CO优先氧化催化剂研究进展

Researches on the catalysts for preferential oxidation of CO in H_2-rich gas

介绍了富氢气体中CO优先氧化贵金属与非贵金属催化剂的研究进展,包括Pt催化剂、Au催化剂和Cu催化剂等,综述了载体、助剂、预处理和制备方法等对优先氧化性能的影响,重点评述改善Pt催化剂低温活性的方法。

The noble metal catalysts and the non-noble metal catalysts for CO preferential oxidation in H2-rich gas, including Pt catalysts, Au catalysts and CuO-CeO2 catalysts, and the effects of supports, additives, the methods of pretreatments and preparation on the performance of the catalysts for CO preferential oxidation in hydrogen-rich gases were reviewed. The improvement methods of activity of Pt-based catalysts at low temperature were especially introduced.