论文部分内容阅读
本文采用程序升温还原法(TPll)对CO与H2合成低碳烃催化剂Co-Fe-Cu/SiO2各组分之间的相互作用进行了研究,结果表明钴与铁的混合使钴、铁的氧化物的还原温度明显降低,少量铜的掺入使其还原温度进一步降低,正是由于Co、Fe、Cu之间的强相互作用,才使得Co-Fe-Cu/SiO2对H2与CO反应生成低碳烃显示出很高的催化活性和选择性。
In this paper, the temperature-programmed reduction (TPll) was used to study the interaction between CO and H2 in the synthesis of Co-Fe-Cu / SiO2 catalyst. The results showed that the cobalt and iron The reduction temperature of Co-Fe-Cu / SiO2 was significantly lower than that of Co-Fe-Cu / SiO2 due to the strong interaction between Co, Fe and Cu. Carbon hydrocarbons show high catalytic activity and selectivity.