针对柴油中含量较高的加氢以及分子筛吸附难以脱除的多环噻吩类硫化物,活性炭展现了极好的吸附脱硫性能.就构效关系、活性炭表面改性及机理等方面综述了活性炭对多环噻吩硫吸附的研究进展.对于柴油中分子尺寸较大的多环噻吩硫,活性炭中孔部分起着重要的吸附作用；活性炭表面酸性含氧基团能促进其对噻吩硫的吸附,通过表面负载金属离子和表面氧化改性,能提高其吸附容量及选择性.因此,为了早日实现活性炭吸附脱硫的工业化应用,应进一步加强中孔活性炭的制备、表面改性以及孔和化学性质的协同作用等方面的研究.
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