Catalytic Epoxidation of Allyl Alcohol with Hydrogen Peroxide under Autogenic Pressure over Ti-MWW Catalyst

被引:0
作者
Wroblewska, Agnieszka [1 ]
Fajdek, Anna [1 ]
机构
[1] W Pomeranian Univ Technol, Inst Organ Chem Technol, PL-70322 Szczecin, Poland
关键词
epoxidation; allyl alcohol; hydrogen peroxide; Ti-MWW catalyst; TITANIUM-SILICALITE CATALYSTS; LIQUID-PHASE EPOXIDATION; GLYCIDOL; TS-1; TITANOSILICATE; BETA;
D O I
10.1515/jaots-2011-0115
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The influence of the technological parameters (temperature (20-100 degrees C), the molar ratio of allyl alcohol/H2O2 (1:1-5:1), methanol concentration (5-90 wt%), Ti-MWW catalyst concentration (0-5.0 wt%), reaction time (5-300 min) and intensity of stirring (0-500 rpm)) on the epoxidation of allyl alcohol (AA) with 30 wt% hydrogen peroxide over titanium silicalite Ti-MWW catalyst under autogenic pressure and in the presence of methanol as a solvent has been studied. The epoxidation process is the most effective at the following technological parameters: a temperature of 20 degrees C, the molar ratio of AA/H2O2 = 1:1, the methanol concentration of 90 wt%, the catalyst concentration of 2 wt%, the reaction time 45 min, and the intensity of stirring 350 rpm.
引用
收藏
页码:122 / 130
页数:9
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