碳纳米管/活性炭复合微球的制备及其对VB_(12)的吸附应用 | |
卢月美 ; 巩前明 ; 梁吉 ; LU Yue-Mei ; GONG Qian-Ming ; LIANG Ji | |
2010-06-08 ; 2010-06-08 | |
关键词 | 碳纳米管 壳聚糖 复合微球 吸附 CNTs Chitosan Composite microsphere Adsorption TB383.1 O647.31 |
其他题名 | Preparation of Carbon Nanotubes/Activated Carbon Composite Microspheres and Their Application to Adsorption of VB_(12) |
中文摘要 | 采用反相乳液法制备碳纳米管/壳聚糖复合微球(CNTs/CTS),并对其进一步炭化、活化制得碳纳米管/活性炭复合微球(CNTs/AC).以此复合微球为吸附材料,探索了其对中分子代表物质VB12的吸附.研究结果表明,碳纳米管含量70%(w)的复合微球经水蒸气适当活化后球形度好、吸附性能优异,其对VB12的吸附量达23.59mg·g-1,分别是活性炭和大孔吸附树脂的5.4和2.7倍.分析表明这是由于碳纳米管/活性炭复合微球具有发达的中孔结构.; Novel carbon nanotubes/activated carbon (CNTs/AC) composite microspheres were prepared by inverse emulsion polymerization, carbonization, and activation, and were applied to the adsorption of VB12, a representative of middle molecular weight toxins found in the human body. Results show that CNTs/AC composite microspheres with 70%(w) CNTs have good sphericity and their adsorption of VB12 reaches 23.59 mg穏-1, which is 5.4 and 2.7 times as much as that of activated carbon and macroporous resin, respectively. This is attributed to the more developed mesopores found in the microspheres.; 国家自然科学基金(50602026)资助项目~~ |
语种 | 中文 ; 中文 |
内容类型 | 期刊论文 |
源URL | [http://hdl.handle.net/123456789/48257] ![]() |
专题 | 清华大学 |
推荐引用方式 GB/T 7714 | 卢月美,巩前明,梁吉,等. 碳纳米管/活性炭复合微球的制备及其对VB_(12)的吸附应用[J],2010, 2010. |
APA | 卢月美,巩前明,梁吉,LU Yue-Mei,GONG Qian-Ming,&LIANG Ji.(2010).碳纳米管/活性炭复合微球的制备及其对VB_(12)的吸附应用.. |
MLA | 卢月美,et al."碳纳米管/活性炭复合微球的制备及其对VB_(12)的吸附应用".(2010). |
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