采用硅烷偶联剂对在多孔性绝缘Al2O3膜基底上形成的导电聚吡咯(polypyrrole, PPy)薄膜的形貌及导电性能进行了改善,并探讨了硅烷自组装膜与导电PPy薄膜的形成机理.用硅烷偶联剂对Al2O3膜表面进行改性后,形成了与基底牢固结合的硅烷自组装膜,然后通过化学聚合法在自组装膜上制备得到了均匀致密的PPy薄膜.结果表明:硅烷偶联剂有效地改善了PPy薄膜的均匀性及其与基底的附着性,电导率从5.4S/cm提高到了16.6S/cm.
参考文献
| [1] | SKOTHEIM T A.Handbook of conducting polymers[M].New York:Dekker,1986:489-499. |
| [2] | Schmeisser D.;Dunsch L.;Naarmann H.;Gopel W.;Bartl A. .Electronic and magnetic properties of polypyrrole films depending on their one-dimensional and two-dimensional microstructures[J].Synthetic Metals,1998(1):43-58. |
| [3] | Lin-Zia Wang;Xin-Gui Li;Yu-Liang Yang .Preparation,properties and applications of polypyrroles[J].Reactive & functional polymers,2001(2):125-139. |
| [4] | Alain Deronzier;Jean-Claude Moutet .Polypyrrole films containing metal complexes: syntheses and applications[J].Coordination chemistry reviews,1996(0):339-371. |
| [5] | KIM H S;CHO J H;SHIN M C .Electrochemical adsorption of glucose oxidase onto polypyrrole film for the construction of a glucose biosensor[J].Sensors and Actuators B-Chemical,1996,30(02):137-141. |
| [6] | M.S.Kim;H.K.Kim;S.W.Byun .PET fabric/polypyrrole composite with high electrical conductivity for EMI shielding[J].Synthetic Metals,2002(2/3):233-239. |
| [7] | J.E.G. de Souza;F.L. dos Santos;B. Barros-Neto .Polypyrrole thin films gas sensors[J].Synthetic Metals,2001(1/3):383-384. |
| [8] | 严继民;张启元.吸附与凝聚固体的表面与孔[M].北京:科学出版社,1979 |
| [9] | ALAN R J;GERRITT P B.The chemistry of pyrroles[M].London:Academic Press,1977 |
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%