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Study on Preparation of Magnetic Carbon-Based Solid Sulfoacid Catalyst and Its Catalytic Properties
Pages: 34-37
Year: Issue:  10
Journal: Chemistry & Bioengineering

Keyword:  cellulosecatalytic hydrolysismagnetismcarbon-based solid sulfoacid;
Abstract: 以自制纳米四氧化三铁、葡萄糖、发烟硫酸为原料,采用水热合成法制得了具有磁性的碳基固体磺酸催化剂.利用SEM、FTIR、VSM和TG等手段对催化剂进行了表征,评价了催化剂用于纤维素水解的催化活性.结果表明:在最佳炭化温度160℃、最佳磺化温度70℃下制备的催化剂的表面酸量达1.43 mmol·g-1,纤维素水解中的总还原糖(TRS)产率和葡萄糖产率分别达到48.2%和27.6%;且催化剂具有强磁性,可实现与产物的快速分离.
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