以煤焦油沥青为碳源,液相原位合成的MgCO3纳米颗粒为模板,一步法制备了中孔炭材料.利用氮气吸附-脱附实验,X射线衍射(XRD)和透射电子显微镜(TEM)对样品进行表征,并且研究了其对甲苯和维生素B12(VB12)的吸附性能.结果表明:制备的中孔炭材料孔径集中分布在2-10nm,且比表面积、孔容和中孔率最大分别达到530m2·g-1、0.92cm3·g-1和99%,中孔炭(PBMC-1.5)对甲苯分子和VB12分子的饱和吸附量分别达到801和275mg·g-1.
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