催化分解N_2O催化剂的研究新进展

直接催化分解N2O技术已成为当前国内外工业脱除N2O应用研究的主流和发展方向,催化剂是技术核心。综述了贵金属、金属氧化物、沸石以及其他用于分解N2O的新型固体催化剂的最新研究现状。对催化剂的研究方法、思路进行了评述,总结了现存的问题,并展望了直接催化分解N2O催化剂未来的发展方向。其中,沸石类催化剂由于高活性和结构稳定性,有望成为理想的商用催化剂。

NEW PROGRESS IN RESEARCH ON CATALYSTS FOR N_2O DECOMPOSITION

Direct catalytic decomposition has become the mainstream technology and development orientation for removing N2O from industry sources.As the technological core of the direct catalytic decomposition of N2O,catalysts include noble metals,metal oxides,zeolites,and some other novel solid catalysts.The new development of the catalysts is reviewed,the research methods and research ideas are discussed,and the problems of the present catalysts are summarized.Furthermore,the new development orientation of the direct catalytic decomposition is prospected.Among all the catalysts,zeolites are the most promising to be potential catalysts due to efficient activity and perfect structural stability.