衍生化
标签
X射线光电子能谱
聚吡咯
化学结构
化学
化学状态
吡咯
有机化学
色谱法
化学工程
质谱法
生物化学
工程类
聚合物
聚合
作者
Cosimino Malitesta,Ilario Losito,Luigia Sabbatini,P. G. Zambonin
标识
DOI:10.1016/0368-2048(95)02438-7
摘要
Polypyrrole electrosynthesised from aqueous solutions has been investigated by XPS, both in the conducting (PPY) and in the so-called overoxidised (PPYox) state. An accurate analysis of high resolution spectra, including cross-checking between the independent fittings of different though related signals (e.g. C1s and O1s), is presented, enlightening novel findings on polypyrrole structure. In particular, it suggested, for the first time, that overoxidation breaks polymer chains, producing new oxygen function on α-C (mainly CO). The application of a new chemical derivatization (CD) method to the labelling of this key functional group (CO) would confirm this feature.
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