首页 | 本学科首页   官方微博 | 高级检索  
     检索      

Mg促进的Ru-Ba/AC高效氨合成催化剂
引用本文:倪军,王榕,孔繁华,张天釜,林建新,林炳裕,魏可镁.Mg促进的Ru-Ba/AC高效氨合成催化剂[J].催化学报,2011,32(3):436-439.
作者姓名:倪军  王榕  孔繁华  张天釜  林建新  林炳裕  魏可镁
作者单位:倪军,王榕,林建新,林炳裕,魏可镁,NI Jun,WANG Rong,LIN Jianxin,LIN bingyu,WEI Kemei(福州大学化肥催化剂国家工程研究中心,福建,福州,350002);孔繁华,张天釜,KONG Fanhua,ZHANG Tianfu(中国石油天然气股份有限公司石油化工研究院,北京,100029)
基金项目:Supported by the National Key Technology R&D Program (2007BAE08B02)
摘    要:通过X射线衍射、CO化学吸附、X射线光电子能谱和氨合成活性测试等手段,研究了Mg助剂对Ru/AC催化剂组分分布和活性的影响.结果显示,适量Mg的添加有利于Ba和金属Ru粒子在活性炭表面的均匀分布,从而提高了催化剂活性.

关 键 词:  活性炭      氨合成

Highly Efficient Ru-Ba/AC Catalyst Promoted by Magnesium for Ammonia Synthesis
NI Jun,WANG Rong,KONG Fanhua,ZHANG Tianfu,LIN Jianxin,LIN bingyu,WEI Kemei.Highly Efficient Ru-Ba/AC Catalyst Promoted by Magnesium for Ammonia Synthesis[J].Chinese Journal of Catalysis,2011,32(3):436-439.
Authors:NI Jun  WANG Rong  KONG Fanhua  ZHANG Tianfu  LIN Jianxin  LIN bingyu  WEI Kemei
Institution:NI Jun1,WANG Rong1,*,KONG Fanhua2,ZHANG Tianfu2,LIN Jianxin1,LIN bingyu1,WEI Kemei11National Engineering Research Center of Chemical Fertilizer Catalysts,Fuzhou University,Fuzhou 350002,Fujian,China2Petrochemical Research Institute of Petrochina Company Limited,Beijing 100029,China
Abstract:The effect of alkaline-earth oxides as promoters on Ru/AC (AC = activated carbon) catalysts was explored. Alkaline-earth metal oxides can reduce the agglomeration of ruthenium particles at high temperatures, which increases the amount of available ruthenium. The influence of the Mg promoter on the distribution and activity of the Ru/AC catalyst were investigated by CO chemisorption, X-ray diffraction, and energy dispersive spectrometry and by an activity test for ammonia synthesis. The results show that a s...
Keywords:barium  activated carbon  magnesium  ruthenium  ammonia synthesis  
本文献已被 CNKI 万方数据 等数据库收录!
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号