CAJ | 학술논문

将离子液体FeCl3/BmimCl与Schiff碱Co络合物CoL组成催化体系，以氧气为氧化剂，噻吩的正辛烷溶液为模拟油，考察该脱硫体系脱除模拟油中噻吩硫的性能。结果表明，最佳脱硫条件为：模拟油25mL；IL-FeCl3/BmimCl摩尔比为1，8mL；O250mL/min；反应温度62℃；CoL0.13g；时间6h，最终脱硫率可达96%（质量分数），脱硫后油品中噻吩含量最终可降到50μg/g 以下。噻吩的氧化产物为 SO42-离子。离子液体再生4次后脱硫性能开始下降。该脱硫体系对实际柴油中的噻吩硫催化氧化脱硫效果可达100%，该脱硫体系具有实际应用意义。
장리자액체FeCl3/BmimCl여Schiff감Co락합물CoL조성최화체계，이양기위양화제，새분적정신완용액위모의유，고찰해탈류체계탈제모의유중새분류적성능。결과표명，최가탈류조건위：모의유25mL；IL-FeCl3/BmimCl마이비위1，8mL；O250mL/min；반응온도62℃；CoL0.13g；시간6h，최종탈류솔가체96%（질량분수），탈류후유품중새분함량최종가강도50μg/g 이하。새분적양화산물위 SO42-리자。리자액체재생4차후탈류성능개시하강。해탈류체계대실제시유중적새분류최화양화탈류효과가체100%，해탈류체계구유실제응용의의。
The oxidative desulfurization performance on model oil with thiophene was investigated with ionic liquid FeCl3/BmimCl and Schiff-base cobalt complex CoL and oxygen as the desulfurization system. Thiophene removal rate could reach 96%under the optimum condition,in which model oil dosage was 25mL,mole ratio of FeCl3/BmimCl was 1∶1 and its dosage was 8 mL,oxygen flow rate was 50 mL/min,reaction temperature was 62℃,CoL dosage was 0.13g,reaction time was 6h. The final thiophene content in the desulfurized model oil could be less than 50μg/g,and the oxidation product of thiophene was SO42?. The ionic liquid FeCl3/BmimCl could be recycled 4 times without significant decrease in desulfurization capability. The oxidative desulfurization rate of diesel oil could reach 100%with the above desulfurization system,which had good application prospect.