以沥青基炭纤维为原料,用水蒸气活化的方法制备了三种不同比表面积的活性炭纤维,并采用氮吸附法和拉曼光谱对活性炭纤维进行了表征.本文研究了活性炭纤维在常温下对模拟空气中50 ppm NO的催化氧化性能,结果表明,活性炭纤维可将NO部分催化转化为NO2,较低比表面积的活性炭纤维因为其较窄的孔径分布和较大的类石墨微晶有利于对NO的催化氧化.
参考文献
| [1] | 毛艳丽,任伟松,鲁志鹏,罗世田.大气中氮化物的污染现状及危害[J].煤炭技术,2007(05):5-7. |
| [2] | 刘杨先,张军,盛昌栋,张永春,陈洁,谢芳.NOx低温选择性催化还原催化剂研究进展[J].化工进展,2008(08):1198-1203. |
| [3] | 程祥珍,肖加余,谢征芳,宋永才.活性炭纤维研究与应用进展[J].材料科学与工程学报,2003(02):283-288. |
| [4] | H.P.Boehm .Surface oxides on carbon and their analysis: a critical assessment[J].Carbon: An International Journal Sponsored by the American Carbon Society,2002(2):145-149. |
| [5] | K. Murata;K. Kaneko;H. Kanoh;D. Kasuya;K. Takahashi;F. Kokai;M. Yudasaka;S. Iijima .Adsorption mechanism of Supercritical Hydrogen in Internal and Interstitial Nanospaces of Single-Wall Carbon Nanohorn Assembly[J].The journal of physical chemistry, B. Condensed matter, materials, surfaces, interfaces & biophysical,2002(43):11132-11138. |
| [6] | Shirahama N;Mochida I;Korai Y;Choi KH;Enjoji T;Shimohara T;Yasutake A .Reaction of NO with urea supported on activated carbons[J].Applied Catalysis, B. Environmental: An International Journal Devoted to Catalytic Science and Its Applications,2005(4):237-245. |
| [7] | N.Shirahama;I.Mochida;Y.Korai;K.-H.Choi;T.Enjoji;T.Shimohara;A.Yasutake .Reaction of NO_2 in air at room temperature with urea supported on pitch based activated carbon fiber[J].Applied Catalysis, B. Environmental: An International Journal Devoted to Catalytic Science and Its Applications,2004(3):173-179. |
| [8] | Sudhakar Adapa;Vivekanand Gaur;Nishith Verma .Catalytic oxidation of NO by activated carbon fiber(ACF)[J].Chemical engineering journal,2006(1):25-37. |
| [9] | Mochida I.;Kawano S.;Korai Y.;Yasutake A.;Tanoura M. Fujii S.;Yoshikawa M.;Shirahama N. .NO oxidation over activated carbon fiber (ACF). Part 1. Extended kinetics over a pitch based ACF of very large surface area[J].Fuel,2000(14):1713-1723. |
| [10] | Wolfgang Klose;Sonia Rincon .Adsorption and reaction of NO on activated carbon in the presence of oxygen and water vapour[J].Fuel,2007(3):203-209. |
| [11] | 刘振宇,郑经堂,王茂章,张碧江.PAN基活性炭纤维的氮吸附[J].物理化学学报,2001(07):594-599. |
| [12] | 李艳,嵇阿琳.聚丙烯腈基炭纤维组织结构表征与性能分析[J].炭素技术,2010(01):5-9. |
| [13] | 李海燕,陈秋飞,张学军.沥青基活性碳纤维动态吸附甲苯的性能[J].化工进展,2009(09):1522-1525,1539. |
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