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双核金属酞菁的制备及其对二苯并噻吩的催化氧化性能

, PP. 1493-1499

Keywords: 双核酞菁钴,二苯并噻吩,催化氧化,脱硫

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Abstract:

?采用微波法合成了双核酞菁钴,并采用红外光谱、紫外可见光谱、热重分析对其进行表征。以二苯并噻吩(dbt)为反应底物,考察双核酞菁钴对dbt催化氧化性能,筛选出较优催化剂,并进行脱硫反应工艺条件优化。结果表明,双核酞菁钴具有较好的催化性能,在室温下、双核酞菁钴用量为0.01g(cat)/5ml、空气流量为80ml/min、反应温度为40℃、反应1h,dbt脱硫率达到97.17%。催化剂重复使用5次,催化效果无明显下降。氧化产物经红外光谱、质谱分析为dbto2。对芳香烃及烯烃进行了催化氧化实验,发现该工艺对油品的质量基本无影响。

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