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表面改性活性炭对CO_2的吸附性能
引用本文:王重庆,刘晓勤,姚虎卿.表面改性活性炭对CO_2的吸附性能[J].陶瓷科学与艺术,2000(2).
作者姓名:王重庆  刘晓勤  姚虎卿
作者单位:南京化工大学化工学院!南京,210009,南京化工大学化工学院!南京,210009,南京化工大学化工学院!南京,210009
摘    要:研究了用 H2 O2 ,HNO3加醋酸铜溶液进行表面改性后的活性炭对 CO2 的吸附性能 ,分析了改性前后活性炭的表面化学性质 ,测定了 2 73K下的吸附等温线 ,用 D- A方程对吸附等温线进行了很好的拟合 ,探讨了表面改性对活性炭表面化学性质的影响及其表面化学性质与吸附性能之间的关系。

关 键 词:活性炭  表面改性  吸附  CO_2

SURFACE MODIFIED ACTIVATED CARBON FOR CARBON DIOXIDE ADSORPTION
Wang Chongqing Liu Xiaoqin Yao Huqing College of Chemical engineering,Nanjing University of Chmical Technology,Nanjing,China.SURFACE MODIFIED ACTIVATED CARBON FOR CARBON DIOXIDE ADSORPTION[J].Ceramics Science & Art,2000(2).
Authors:Wang Chongqing Liu Xiaoqin Yao Huqing College of Chemical engineering  Nanjing University of Chmical Technology  Nanjing    China
Affiliation:Wang Chongqing Liu Xiaoqin Yao Huqing College of Chemical engineering,Nanjing University of Chmical Technology,Nanjing,210009,China
Abstract:In order to improve the carbon dioxide adsorption capacity on china-made activated carbon, its oxidative treatment with hydrogen peroxide, nitric acid and cupic acetate was carried out . The results showed that the modified surface had important effects on the carbon dioxide adsorption capacity and surface acid groups. The measured characteristic free energy of adsorption was affected by acid groups of activated carbon.
Keywords:activated carbon  carbon dioxide  surface modification  adsorption
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