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原位限域合成介孔碳负载四氧化三铁纳米颗粒

Liqiong WU, Lihua HAO, Fanhua KONG,Xinheng LI

Chinese Journal of Applied Chemistry(2016)

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Abstract
利用废弃蟹壳做模板制备的具有均一孔道结构的介孔碳材料做载体,在孔道内限域原位合成四氧化三铁氧化物纳米颗粒。通过扫描电子显微镜(SEM)、透射电子显微镜(TEM)和X射线衍射(XRD)表征了材料的结构和性能。结果表明,孔道结构呈整体式结构,孔直径在40~50 nm,长50~200μm。纳米颗粒为四氧化三铁,粒径在10 nm左右,尺寸单分散性好,可均匀分散在介孔孔道内。该方法工艺路线简单,绿色环保。
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Key words
Fischer-Tropsch synthesis,nanocatalysis,iron oxide,porous carbon,monolithic structures
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