固载杂多酸催化剂的轻汽油醚化反应性能研究  

Study on the catalytic performance of supported heteropolyacid catalysts to the etherification of light FCC gasoline

作　　者：徐海升[1] 何佳玮[1] 李谦定[1] 

机构地区：[1]西安石油大学石油炼化工程技术研究中心,陕西西安710065

出　　处：《西安石油大学学报（自然科学版）》2009年第1期71-73,共3页Journal of Xi’an Shiyou University（Natural Science Edition）

基　　金：陕西省教育厅专项科研计划项目(编号:06JK204)

摘　　要：采用不同杂多酸负载于活性炭制成催化剂,并应用于FCC轻汽油醚化反应.结果表明:在反应温度75℃、液时空速1.0h-1、醇与烯物质的量比为1.0的工艺条件下,以负载质量分数20%的Na8GeW11O39.xH2O为活性组分制备的催化剂,对FCC轻汽油醚化反应表现出良好的醚化活性,产物中醚的体积分数可达11.76%,说明其具有一定的应用前景.The catalysts for the etherification of light FCC gasoline are prepared by supporting different heteropolyacids on activated carbon.The catalytic performance of them to the etherification of light FCC gasoline is studied.It is shown that the supported heteropolyacid catalyst prepared under the conditions of the reaction temperature of 75 ℃,the LHSV of 1.0 h-1,the methanol/olefin molar ratio of 1.0,selecting Na8GeW11O39·xH2O as the active component of catalyst and its supported mass fraction of 20%,and proper etherified process parameters has the best catalytic activity,and the volume fraction of ether in the product can reach to 11.76%,which proves that the catalyst has application prospects.

关 键 词：杂多酸 催化剂 醚化 催化裂化 汽油料 

分 类 号：TE624.9[石油与天然气工程—油气加工工程] TQ426.95[化学工程]