Abstract:
以十二胺(DDA)为模板剂,正硅酸乙酯为硅源,采用室温晶化法合成了六方介孔分子筛HMS,并用粉末X射线衍射、傅立叶变换红外光谱、N2等温吸附-脱附、扫描电镜和透射电镜等手段对分子筛样品进行了表征,结果表明,合成的样品为空心球颗粒,粒径在(0.5~5)μm,具有4nm左右的蠕虫状孔道和良好的介孔结构,比表面积为732m2·g-1,孔径为3.73nm,可用于大分子反应的载体。
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Year: 2008
Language: Chinese
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