CaO@SiO2纳米固体碱的制备、表征及其大豆油酯交换反应催化性能

石敏 范明明 张萍波 蒋平平

引用本文: 石敏, 范明明, 张萍波, 蒋平平. CaO@SiO2纳米固体碱的制备、表征及其大豆油酯交换反应催化性能[J]. 燃料化学学报, 2016, 44(08): 921-927. shu
Citation:  SHI Min, FAN Ming-ming, ZHANG Ping-bo, JIANG Ping-ping. Preparation of nano-solid based catalyst CaO@SiO2 for the transesterification of soybean oil to biodiesel[J]. Journal of Fuel Chemistry and Technology, 2016, 44(08): 921-927. shu

CaO@SiO2纳米固体碱的制备、表征及其大豆油酯交换反应催化性能

    通讯作者: 张萍波
  • 基金项目:

    国家自然科学基金(21306063) 

    江苏省自然科学基金(BK20130123)资助 

摘要: 采用溶胶-凝胶法合成CaO@SiO2固体碱催化剂,以聚苯乙烯有机聚合物为硬模板剂和以P123为软模板剂对CaO的微观形貌进行调控。并将其应用于大豆油与甲醇的酯交换制备生物柴油的反应体系中。通过对CaO@SiO2纳米固体碱催化剂进行X射线衍射(XRD)、扫描电子显微镜(SEM)、透射电镜(TEM)、CO2-TPD及N2的吸附-脱附(BET)表征发现,不仅制备得到了形貌归整的纳米固体颗粒,而且得到了CaO包裹在SiO2表面的核壳结构。进一步考察了不同的硅钙质量比、反应温度、催化剂的用量以及油醇物质的量比对生物柴油收率的影响,生物柴油的收率最高可以达到95.6%。

English

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    23. [23] 范明明,刘延磊,张萍波,蒋平平.CaO-MgO@CoFe2O4磁性固体碱的制备及其大豆油酯交换反应催化性能[J].燃料化学学报,2016,44(4):422-427.(FAN Ming-ming,LIU Yan-lei,ZHANG Ping-bo,JIANG Ping-ping.Preparation of magnetic core-shell CaO-MgO@CoFe2O4 solid base and its catalytic performance in the transesterification of soybean oil to biodiesel[J].J Fuel Chem Technol,2016,44(4):422-427.)[23] 范明明,刘延磊,张萍波,蒋平平.CaO-MgO@CoFe2O4磁性固体碱的制备及其大豆油酯交换反应催化性能[J].燃料化学学报,2016,44(4):422-427.(FAN Ming-ming,LIU Yan-lei,ZHANG Ping-bo,JIANG Ping-ping.Preparation of magnetic core-shell CaO-MgO@CoFe2O4 solid base and its catalytic performance in the transesterification of soybean oil to biodiesel[J].J Fuel Chem Technol,2016,44(4):422-427.)

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  • 收稿日期:  2016-03-24
  • 网络出版日期:  2016-05-06
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