结合溶胶凝胶法和静电纺丝技术制备了聚醋酸乙烯酯(PVAc)/二氧化钛(TiO2)复合纳米纤维.使用扫描电子显微镜(SEM)、透射电子显微镜(TEM)和扫描探针显微镜(SPM)对复合纳米纤维的表面形貌、内部粒子分布和单纤维弯曲弹性模量进行了表征与测试.结果表明,TiO2纳米粒子均匀地分布在PVAc纳米纤维中；随着TiO2含量的增加,纳米纤维的平均直径从585nm减少到287nm；由于TiO2溶胶分子与聚合物分子形成了较强的氢键作用使得与杂化纳米纤维的弯曲弹性模量显著增强.
参考文献
| [1] | Bhattarai SR;Bhattarai N;Yi HK;Hwang PH;Cha DI;Kim HY .Novel biodegradable electrospun membrane: scaffold for tissue engineering.[J].Biomaterials,2004(13):2595-2602. |
| [2] | Fire retardancy of clay/carbon nanofiber hybrid sheet in fiber reinforced polymer composites[J].Composites science and technology,2009(13):2054-2063. |
| [3] | Li, P;Li, Y;Ying, BY;Yang, MJ .Electrospun nanofibers of polymer composite as a promising humidity sensitive material[J].Sensors and Actuators, B. Chemical,2009(2):390-395. |
| [4] | loannis S. Chronakis .Novel nanocomposites and nanoceramics based on polymer nanofibers using electrospinning process-A review[J].Journal of Materials Processing Technology,2005(2/3):283-293. |
| [5] | Mohammad M. Hasan;Yuanxin Zhou;Shaik Jeelani .Thermal and tensile properties of aligned carbon nanofiber reinforced polypropylene[J].Materials Letters,2007(4/5):1134-1136. |
| [6] | E. P. S. Tan;C. T. Lim .Physical properties of a single polymeric nanofiber[J].Applied physics letters,2004(9):1603-1605. |
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%