| 氧化铬柱层状铌酸的合成和表征 |
| |
| 引用本文： | 侯文华,陈亚芍,颜其洁,陈静.氧化铬柱层状铌酸的合成和表征[J].无机化学学报,1999,15(5):577-582. |
| |
| 作者姓名： | 侯文华 陈亚芍 颜其洁 陈静 |
| |
| 作者单位： | 1. 南京大学化学化工学院,南京,210093
2. 南京化工大学应化系,南京,210009 |
| |
| 摘 要： | 本文报道先用正丙胺预支撑层状铌酸，然后同氯化四甲铵水溶液进行离子交换，最后再与醋酸铬(Ⅲ)水溶液反应可得含铬(Ⅲ)聚合离子支撑的层状铌酸。进一步焙烧所得含铬(Ⅲ)聚合离子支撑的层状铌酸可得氧化铬柱层状铌酸。该材料具有较高的热稳定性(>700℃)和BET比表面(66.7 m2/g)，是一类中等偏弱的新型多孔固体酸(平均孔径为3.3 nm，总酸量为188.3 μmol/g，且主要为Lewis酸)。
|
| 关 键 词： | 层状铌酸 氧化铬 柱撑 合成 表征 |
SYNTHESIS AND CHARACTERIZATION OF CHROMIA-PILLARED LAYERED NIOBATE |
| |
| HOU Wen-Hu,CHEN Ya-Shao,YAN Qi-Jie and CHEN Jing.SYNTHESIS AND CHARACTERIZATION OF CHROMIA-PILLARED LAYERED NIOBATE[J].Chinese Journal of Inorganic Chemistry,1999,15(5):577-582. |
| |
| Authors: | HOU Wen-Hu CHEN Ya-Shao YAN Qi-Jie and CHEN Jing |
| |
| Institution: | College of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093,College of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093,College of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093 and Departmetn of Applied Chemistry, Nanjing University of Chemical Technology, Nanjing 210009 |
| |
| Abstract: | This paper mainly reports that by first preswelling layered niobic acid (HNb3O8·H2O) with n-propylamine and then ion-exchanging with (CH3)4NCl, and finally reacting with an aqueous solution of |
| |
| Keywords: | layered niobate chromia pillaring synthesis characterization |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
| 点击此处可从《无机化学学报》浏览原始摘要信息 |
| 点击此处可从《无机化学学报》下载免费的PDF全文 |
|
