制备了铁磁性Fe3O4基质,并引入磷钨酸尿素复合物制备了有机硫化物氧化催化剂(HPW-Urea/Fe3O4),并通过IR、XRD、Raman和TG等技术手段测定了磁性催化剂的物理化学和热学性质.研究结果表明,在Fe3O4上引入HPW-Urea后,磷钨酸尿素复合物以Keggin结构存在于载体Fe3O4上,且和载体之间是化学键作用.在以有机硫化物乙硫醇的正己烷溶液的H2 O2氧化反应中,磷钨酸尿素复合物的引入提高了磁性Fe3O4对乙硫醇的氧化活性,并探讨了尿素在活性改善中的作用.
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