将无机钛酸钡颗粒分散到含水明胶体系中,在有、无电场作用下分别胶凝得到了两种类型的复合弹性水凝胶.通过对胶体的内部颗粒分散情况分析和压缩模量的测试,研究了该胶体体系对电场的响应.结果表明,两种类型的弹性水凝胶分散相颗粒的分布有明显不同,对电场的响应程度也有很大差异.分析认为,电场作用使颗粒有序分布于连续相的胶联网络中,并形成链状结构.颗粒的有序分布使胶体的压缩模量增强,对电场作用的响应程度增大,在钛酸钡质量分数为1.5% 时胶体压缩模量出现一个极大值,并对电场响应最强.
参考文献
| [1] | Filisko F E. Overview of ER Technology [A]. Progress of Electrorheology[C]. New York:Plenum Press,1995.3-18. |
| [2] | Havelka K O. Novel Materials for Electrorheological Fluids[A]. Progress of Electrorheology[C]. New York:Plenum Press, 1995. 43-54. |
| [3] | 赵晓鹏,罗春荣,周本濂. ER流体的应用前进展望[J]. 材料导报,1993,7(6):12-15 |
| [4] | Stanway R, Sproston J L, El-Wahed A K. Application of electrorheological fluids in vibration control:A survey [J]. Smart Materials and Structures, 1996,5:466-482. |
| [5] | Hanaoka R,Hotta K, Anzai H, et al. Internal structure and ER properties in disperse system under DC electric field[J]. Elect Eng in Japan, 2000,132(5):9-18. |
| [6] | 赵晓鹏,尹剑波,向礼琴. 包覆表面活性剂的TiO2电流变液[J]. 材料研究学报,2001,15(3):308-312. |
| [7] | 尹剑波,赵晓鹏. 稀土改性二氧化钛电流变液的剪切强度随温度变化关系[J]. 复合材料学报, 2002, 19(1):64-68. |
| [8] | Koide J, Mitsumata T, Masubuchi Y, et al. ER Response of Silicone Gel Containing Dielectric Particles [A]. In:Bossis G.Proc. of 8th Int. Conf. on ER Fluids and MR Suspensions and their Applications[C]. Nice:World Scientific, 2001. 552-556. |
| [9] | Bohon K, Krause S. An electrorheological fluid and siloxane gel based electromechanical actuator: Working toward an artificial muscle [J]. J Polym Sci Part B: Polym Phys, 1998,36:1091-1094. |
| [10] | Liu B,Shaw T M.Electrorheology of filled silicone elastomers [J]. J Rheol,2001, 45(3):641-657. |
| [11] | Krause S,Bohon K. Electromechanical response of electror-heological fluids and poly(dimethylsiloxane) networks[J]. Macromolecules,2001,34:7179-7189. |
| [12] | Block H, Kelly J P. Electrorheology [J]. J Phys D: Appl Phys, 1988,21:1661-1677. |
| [13] | 杜善义,冷劲松,王殿富. 智能材料系统和结构[M].北京:科学出版社,2001.57-65. |
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%