|本期目录/Table of Contents|

[1]舒庆,侯小鹏,刘峰生,等.稀土镧改性磷钨杂多酸盐催化油酸与甲醇酯化反应合成生物柴油活性研究[J].有色金属科学与工程,2016,(03):131-136.[doi:10.13264/j.cnki.ysjskx.2016.03.023]
 SHU Qing,HOU Xiaopeng,LIU Fengsheng,et al.Catalytic activity of La-modified phosphotungstic heteropoly acid salt in synthesis of biodiesel from esterification of methanol and oleci acid[J].,2016,(03):131-136.[doi:10.13264/j.cnki.ysjskx.2016.03.023]
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稀土镧改性磷钨杂多酸盐催化油酸与甲醇酯化反应合成生物柴油活性研究(/HTML)
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《有色金属科学与工程》[ISSN:1674-9669/CN:36-1311/TF]

卷:
期数:
2016年03期
页码:
131-136
栏目:
出版日期:
2016-06-30

文章信息/Info

Title:
Catalytic activity of La-modified phosphotungstic heteropoly acid salt in synthesis of biodiesel from esterification of methanol and oleci acid
作者:
舒庆侯小鹏刘峰生唐国强许宝泉张彩霞
江西理工大学冶金与化学工程学院,江西 赣州 34100
Author(s):
SHU Qing HOU Xiaopeng LIU Fengsheng TANG Guoqiang XU Baoquan Zhang Caixia
School of Metallurgy and Chemical Engineering, Jiangxi University of Science and Technology, Ganzhou 341000, China
关键词:
稀土杂多酸盐酯化反应生物柴油
分类号:
TF111.52;TQ 645.8
DOI:
10.13264/j.cnki.ysjskx.2016.03.023
文献标志码:
A
摘要:
以H3PW12O40和La(NO3)3为原料,通过离子交换法制备一种稀土镧改性磷钨杂多酸盐催化剂.通过扫描电镜、红外光谱和X射线粉末衍射等表征方法,对合成的催化剂的物理及化学性能进行分析,进而通过以油酸和甲醇为反应物的酯化反应,对其催化活性进行研究.结果表明:稀土镧已经导入磷钨杂多酸的骨架结构,并与杂原子P形成配位键,有效提高磷钨杂多酸的比表面积和孔径;合成的催化剂具有完整的Keggin型结构;当反应温度为62 ℃,油酸与甲醇摩尔比为1∶6,反应时间为4.5 h,催化剂用量为反应物质量的2.5 %,油酸的转化率可达88.0 %.

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2015-11-18 基金项目:国家自然科学基金资助项目(21206062;21466013);江西省2014年度自然科学青年基金重大项目(20143ACB21018) 通信作者:舒庆(1979- ),男,博士,副教授,主要从事能源化工、催化反应工程和反应器设计方面的研究工作,E-mail: shuqing@tsinghua.org.cn.
更新日期/Last Update: 2016-06-30