| 铌改性SBA-15介孔分子筛催化合成油酸异丙酯 |
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| 引用本文： | 魏田升,沈健.铌改性SBA-15介孔分子筛催化合成油酸异丙酯[J].辽宁石油化工大学学报,2009,29(3):26-29. |
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| 作者姓名： | 魏田升 沈健 |
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| 作者单位： | 辽宁石油化工大学石油化工学院,辽宁抚顺,113001 |
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| 摘 要： | 采用浸渍法合成Nb-SBA-15介孔分子筛。经XRD、BET等测试手段表明Nb-SBA-15介孔分子筛具有SBA的高度有序的二维六方介孔结构。对Nb-SBA-15催化合成油酸异丙酯进行研究,结果表明,Nb-SBA-15中Nb的质量分数为15%,醇酸物质的量比2.5∶1,反应温度170℃,反应时间4 h,酯化率达到64.24%。
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| 关 键 词： | 介孔分子筛 Nb-SBA-15 酯化反应 油酸异丙酯 |
Nb Modified SBA-15 Mesoporous Molecular Sieve Catalytic Synthesis of Isoproyl Oleate |
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| WEI Tian-sheng,SHEN Jian.Nb Modified SBA-15 Mesoporous Molecular Sieve Catalytic Synthesis of Isoproyl Oleate[J].Journal of Liaoning University of Petroleum & Chemical Technology,2009,29(3):26-29. |
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| Authors: | WEI Tian-sheng SHEN Jian |
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| Affiliation: | School of Petrochemical Engineering;Liaoning University of Petroleum & Chemical Technology;Fushun Liaoning 113001;P.R.China |
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| Abstract: | Nb-SBA-15 mesoporous molecular sieve was synthesized in the co-impregnation method.The sample was characterized by XRD and BET,showing: Nb-SBA-15 melecular sieve had still highly ordered two-diemensional hexagonal mesoporous structure.The investigation on Nb-SBA-15 synthesis of isoproyl oleic shows that the mass fraction of Nb is 15%,molar ratio of alcohol and oleic acid is 2.5∶1,reaction temperature is 170 ℃,reaction time is 4 h,the yield of isoproyl oleic is up to 64.24%. |
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| Keywords: | Nb-SBA-15 |
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