以嵌段共聚物P123(EO20PO70EO20)作为模板剂,在无酸介质中利用无机盐ZrOCl2NaCl的协同作用合成了二维六方结构的乙烷桥联PMOs(periodic mesoporous organosilicas)杂化介孔材料,并借助高分辨透射电镜(HRTEM),小角X-射线散射(SAXS),等温N2-吸附-脱附以及固体13C CP MAS NMR和29Si CP MAS NMR核磁共振技术等手段对其物性特征进行了表征.结果表明:目标产物具有高度有序的六方孔道排列和有机-无机杂化网络骨架,体现了无机盐组合在目标产物组装过程中的协同作用.
参考文献
| [1] | A.Corma,From microporous to mesoporous molecular sieve materials and their use in catalysis,Chemical Review,97,2373(1997) |
| [2] | YANG Qihua,LIU Jian,ZHONG Hua,WANG Peiyuan,Progress in the periodic mesoporous organosilicas,Journal of Inorganic Materials,24(4),642(2009)(杨启华,刘健,钟华,王培元,介孔硅基有机-无机杂化材料的研究进展,无机材料学报,24(4),642(2009)) |
| [3] | ZHANG Yiping,ZHOU Chunhui,WANG Xuejie,YANG Tong,XU Yuzhan,Preparation and characterization of organo-functionalized mesoporous silica,Progress in Chemistry,20(1),33(2008)(张一平,周春晖,王学杰,杨彤,杨羽展,有机功能化介孔氧化硅的合成和表征,化学进展,20(1),33(2008)) |
| [4] | G.Frederik,M.Benjamin,A.Verberckmoes,Hydrophobic high quality ring PMOs with an extremely high stability,Journal of Material Chemistry,20,1709(2010) |
| [5] | W.Manuel,P.Stephan,F.Thomas,Sol-gel rocessing of a glycolated cyclic organosilane and its pyrolysis to silicon oxycarbide monoliths with multlscale porosity and large surface areas,Chemistry of Materials,22,1509(2010) |
| [6] | S.Zhai,S.S.Park,M.Park,Direct synthesis of Zrcontaining hybrid periodic mesoporous organosilicas with tunable zirconium content,European Journal Inorganic Chemistry,35,5480(2007) |
| [7] | S.Zhai,S.S.Park,M.Park,C.S.Ha,Role of inorganic salts in the formation of ordered periodic mesoporous organosilicas (PMOs) without extra acids,Microporors Mesoporous Materials,103,119(2008) |
| [8] | H.Zhong,G.Zhu,P.Wang,J.Liu,Q.H.Yang,Direct synthesis of hierarchical monolithic silica for high performance liquid chromatography,Journal Chromatography A,1190,232(2008) |
| [9] | ZHONG ZhenXing,WEI Qi,WANG Fei,LI QunYan,NIE ZuoRen,ZOU JingXia,Synthesis of Aminopropylfunctionalized Periodic Mesoporous Organosilica by Postgrafting Method,Journal of Inorganic Materials,32(2),408(2008)(钟振兴,韦奇,王飞,李群艳,聂祚仁,邹景霞,后嫁枝法合成氨丙基修饰的周期性介孔氯化硅材料,无机材料学报,32(2),408(2008)) |
| [10] | J.Liu,S.Y.Bai,H.Zhong,C.Li,Q.H.Yang,Tunable Assembly of Organosilica Hollow Nanospheres,Journal of Physical Chemistry C,114,953(2010) |
| [11] | S.Y.Chen,L.Y.Jang,S.F.Cheng,Synthesis of ZrIncorporated SBA-15 Mesoporous Materials in a Selfgenerated Acidic Environment,Chemistry of Materials,16,4174(2004) |
| [12] | YUAN JinFang,LI JianSheng,GU Juan,XIA MinYa,SUN XiuYu,HAN WeiQing,WANG LianJun,A Novel Method for Synthesis of Zr-Ce-SBA-15 Mesoporous Materials with Hexagonal-platelet Morphology,Acts Chimica Sinica,67(11),1271(2009)(袁金芳,李健生,顾娟,夏敏亚,孙秀云,韩卫清,王连军,一种合成六方板状Zr-Ce.SBA-15介孔材料的新方法,化学学报,67(11),1271(2009)) |
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