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化学进展  2011 

一维纳米纤维构筑的导电聚合物三维结构及其可控的浸润性

, PP. 819-828

Keywords: 导电聚合物,三维微/纳米结构,协同效应,超疏水性,可控的浸润性

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Abstract:

微/纳米结构的导电聚合物由于具有高导电性、易合成以及优异的环境稳定性从而在许多先进的研究领域备受关注,并有望在分子导线、化学和生物传感器、发光器件等领域获得广泛应用。特别是,复杂的三维自组装结构在获得高性能和功能化的材料方面提供了巨大的潜在应用价值。本文主要介绍了我们利用胶束的软模板和自组装驱动力的协同效应,实现由一维纳米结构组装的三维微米结构导电聚合物方面的研究进展。该制备技巧在于低表面自由能的含氟有机酸具有软模板、掺杂剂、自组装驱动力,以及诱导超疏水性的多重作用实现导电聚合物三维结构的组装和多功能化。介绍了利用环境湿度调整分子的自组装驱动力,实现导电聚合物由一维纳米结构向三维微米结构的组装。此外,还介绍了利用导电聚合物可逆的化学掺杂/脱掺杂机制,实现导电聚合物表面浸润性的可逆转化。最后介绍了在液/液/固三相体系中,通过外加电场刺激,可实现油滴在导电聚合物表面的浸润性和黏附力的控制。

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