在掺杂了α-环糊精或β-环糊精的情况下,对吡咯单体进行氧化聚合,制备了聚吡咯/环糊精准聚轮烷结构材料.通过傅里叶转换红外光谱、广角X射线衍射、元素分析、扫描电镜、电导率测试和循环伏安曲线等手段,表征了聚吡咯/环糊精准聚轮烷的微观结构与微观形态,研究了其导电性能.结果表明,准聚轮烷中吡咯单元和α-CD、β-CD分子的比值分别约为5:1和24:1.与聚吡咯相比,准聚轮烷的电导率明显降低,氧化还原的可逆性也有所降低.这类材料在分子导线领域具有广阔的应用前景.
参考文献
| [1] | Guo MY;Jiang M;Pispas S;Yu W;Zhou CX .Supramolecular Hydrogels Made of End-Functionalized Low-Molecular-Weight PEG and alpha-Cyclodextrin and Their Hybridization with SiO2 Nanoparticles through Host-Guest Interaction[J].Macromolecules,2008(24):9744-9749. |
| [2] | Li J.;Ni XP.;Zhou ZH.;Leong KW. .Preparation and characterization of polypseudorotaxanes based on block-selected inclusion complexation between poly(propylene oxide)-poly(ethylene oxide)-poly(propylene oxide) triblock copolymers and alpha-cyclodextrin[J].Journal of the American Chemical Society,2003(7):1788-1795. |
| [3] | Sang Cheon Lee;Hak Soo Choi;Tooru Ooya .Block-Selective Polypseudorotaxane Formation in PEI-b-PEG-b-PEI Copolymers via pH Variation[J].Macromolecules,2004(20):7464-7468. |
| [4] | Storsberg J.;Pielartzik H.;Groenendaal L.;Ritter H. .Cyclodextrins in polymer synthesis: Supramolecular cyclodextrin complexes of pyrrole and 3,4-ethylenedioxythiophene and their oxidative polymerization[J].Advanced Materials,2000(8):567-569. |
| [5] | Jasper J.Michels;Michael J.O'Connell;Peter N.Taylor;Harry L.Anderson;Joanne S.Wilson;Franco Cacialli .Synthesis of conjugated polyrotaxanes[J].Chemistry: A European journal,2003(24):6167-6176. |
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