Optimization of preparation conditions of Fe-Co nanoparticles in low-temperature CO oxidation reaction by taguchi design method

查看全文 作　　者：Abolfazl [1]Biabani;Mehran [1,2]Rezaei;Zohreh [1]Fattah

机构地区：[1]Catalyst and Advanced Materials Research Laboratory,Chemical Engineering Department,Faculty of Engineering,University of Kashan,Kashan P.O.Box 8731751117,Iran;[2]Institute of Nanoscience and Nanotechnology,University of Kashan,Kashan P.O.Box 8731751117,Iran

出　　处：《Journal of Natural Gas Chemistry》索引2012年第21卷第4期,共6页

基　　金：supported by the University of Kashan (Grant No.158426/3) 摘　　要：Mixed iron-cobalt oxide(Co/Fe molar ratio=1/5) are prepared using a simple co-precipitation procedure and studied for the catalytic oxidation of carbon monoxide.In particular,the effects of a range of preparation variables such as pH value when precipitation,aging temperature,precipitation agent type and aging time are investigated on the catalytic performance of synthesized Fe-Co oxides in CO oxidation reaction.In addition,the preparation factors were optimized by Taguchi design method.The optimized sample was characterized by XRD,N2 adsorption/desorption,TEM and TGA/DTA techniques.The results reveal that the optimized sample shows a mesoporous structure with a narrow pore size distribution centered in the range of 2-7nm.The sample prepared under optimized conditions has high activity and stability toward removal of carbon monoxide at lower temperatures.It is shown that different preparation variables influence the catalytic performance of Fe-Co oxide in CO oxidation reaction. 关键词：催化氧化反应制备条件钴氧化物优化条件纳米颗粒设计方法 CO 正交试验

相关文献

参考文献（31）
引证文献（3）
耦合文献（15）

参考文献(31)

引证文献(3)

耦合文献(15)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Optimization of preparation conditions of Fe-Co nanoparticles in low-temperature CO oxidation reaction by taguchi design method

参考文献(31)

引证文献(3)

耦合文献(15)

用户提示