利用廉价的水玻璃为二氧化硅前驱体,在三嵌段高分子EO76PO29EO76/正丁醇/乙醇/水的乳液体系中,能够使二氧化硅快速沉降,缩聚并形成中空的氧化硅巨球,球径达30～40 μm左右,用SEM、TEM、BET、光学显微镜、SAXS、29Si MAS NMR详细考察了产物的形貌特点以及形成过程.
参考文献
| [1] | Tarasevch B J;Rieke P C;Liu J.Nucleation and growth of oriented ceramic films onto organic interface[J].Chemistry of Materials,1996(08):292-300. |
| [2] | Walsh D;M ann S.Fabrication of hollow porous shells of calcium carhonate from self-organizing media[J].Nature,1995(377):320-323. |
| [3] | Landskron K.;Hatton BD.;Perovic DD.;Ozin GA. .Periodic mesoporous organosilicas containing interconnected [Si(CH2)](3) rings[J].Science,2003(5643):266-269. |
| [4] | Kresge C T;Lennowicz M E;Roth W J.Ordered mesoporous molecular sieves synthesized by a liquid-crystal temperature mechanism[J].Nature,1992(359):710. |
| [5] | Sayari A;Hamoudi S.Periodic mesoporous silica-based organic-inorganic nanocomposite materials[J].Chemistry of Materials,2001(13):3151. |
| [6] | Zhang Wenzhong;Glomski Brian .A new nonionic surfactant pathway to mesoporous molecular sieve silicas with long range framework order[J].Chemical communications,1999(18):1803-1804. |
| [7] | Flodstro K M;Alfredsson V;Ka N.Fomation of a new iad cubic meso-structured silica via triblock copolymer-assisted synthesis[J].Journal of the American Chemical Society,2003(125):4402. |
| [8] | Thomas A.;Schlaad H.;Smarsly B.;Antonietti M. .Replication of lyotropic block copolymer mesophases into porous silica by nanocasting: Learning about finer details of polymer self-assembly[J].Langmuir: The ACS Journal of Surfaces and Colloids,2003(10):4455-4459. |
| [9] | Sebastian Polarz;Markus Antonietti .Porous materials via nanocasting procedures: innovative materials and learning about soft-matter organization[J].Chemical communications,2002(22):2593-2604. |
| [10] | Pevzner S;Regev O;Lindand A.Evidence for vesicle formation during the synthesis of catanionic templated mesoscopically ordered silica as studied by cryo-TEM[J].Journal of the American Chemical Society,2003(125):652. |
| [11] | Hubert DHW.;Frederik PM.;Bomans PHH.;Meuldijk J.;German AL.;Jung M. .Vesicle-directed growth of silica[J].Advanced Materials,2000(17):1286-1290. |
| [12] | 王洁欣,文利雄,和平,陈建峰.新型球形纳米空心SiO2的模板合成方法研究[J].化学学报,2005(14):1298-1302. |
| [13] | 杨卫亚,郑经堂,谭树成,张艳姝,赵玉翠.聚苯乙烯胶晶模板法制备三维有序大孔SiO2材料[J].硅酸盐通报,2006(03):181-184. |
| [14] | 王蕾,马鸿文,聂轶苗,李贺香.利用粉煤灰制备高比表面积二氧化硅的实验研究[J].硅酸盐通报,2006(02):3-7. |
| [15] | Rana R K;Mastai Y;Gedanken A et al.Acoustic Cavitation Leding to the Morphosynthesis of Mesoporous Silica Vesicles[J].Advanced Materials,2002,14:1414. |
| [16] | Qianyao Sun;Patricia J. Kooyman;J. Gunter Grossmann;Paul H. H. Bomans;Peter M. Frederik;Pieter C. M. M. Magusin;Theo P. M. Beelen;Rutger A. van Santen;Nico A. J. M. Sommerdijk .The Formation of Well-Defined Hollow Silica Spheres with Multilamellar Shell Structure[J].Advanced Materials,2003(13):1097-1100. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%