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| 介孔二氧化硅的扩孔及其氨基功能化 | |
| 引用本文： | 伍宏玉,张友玉,李海涛. 介孔二氧化硅的扩孔及其氨基功能化[J]. 化学研究与应用, 2011, 23(11): 1441-1446 |
| 作者姓名： | 伍宏玉 张友玉 李海涛 |
| 作者单位： | 1. 湖南师范大学化学生物学及中药分析教育部重点实验室,湖南长沙,410081 2. 湖南师范大学化学生物学及中药分析教育部重点实验室,湖南长沙410081;湖南安全职业技术学院,湖南长沙410151 |
| 基金项目： | 国家自然科学基金(20975037,21075037); 湖南省自然科学基金(09JJ3019,07JJ3024)资助 |
| 摘 要： | 利用嵌段共聚物聚环氧乙烷-聚环氧丙烷-聚环氧乙烷(P123)作为胶束模板,均三甲苯(TMB)为扩孔剂,在强酸条件下制备出了一系列大孔径的介孔二氧化硅材料,获得了一种泡状新型结构的硅材料；通过N2吸附-脱附、高分辨透射电镜(HTEM)等手段对这种新型结构的材料进行了表征,综合考察了扩孔剂的用量、酸的浓度以及水热处理温度对... |
| 关 键 词： | 介孔材料 二氧化硅 扩孔 嵌段共聚物 |
Pore size expansion and amino group functionalization of mesoporous silica |
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| WU Hong-yu,ZHANG You-yu,LI Hai-tao. Pore size expansion and amino group functionalization of mesoporous silica[J]. Chemical Research and Application, 2011, 23(11): 1441-1446 | |
| Authors: | WU Hong-yu ZHANG You-yu LI Hai-tao |
| Affiliation: | WU Hong-yu1,ZHANG You-yu1,LI Hai-tao1,2(1.Hunan Normal University,MOE Key Laboratory of Chemical Biology&Traditional Chinese Medicine Research,Changsha 410081,2.Saefty Professional and Technology College,Changsha 410151) |
| Abstract: | Pore expanded mesoporous silica material with cellular foams structure was prepared from tetrathoxysilane(TEOS)in the presence of strong acid and using block copolymer EO20PO70EO20(P123)as template and mesitylene as expanding agent.The structural features were characterized by N2 adsorption-desorption and HTEM techniques.The influences of synthesis conditions,such as the amount of mesitylene,hydrochloric acid concentration and the temperature of hydrothermal treatment,on the structural features of the mater... |
| Keywords: | mesoporous materials silica pore size expansion block copolymer micelles |
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