X射线光电子能谱
聚苯胺
热重分析
热稳定性
掺杂剂
聚合
热分解
质子化
氮气
化学
分解
材料科学
分析化学(期刊)
高分子化学
无机化学
化学工程
兴奋剂
有机化学
聚合物
离子
光电子学
工程类
作者
H. S. O. Chan,Siu‐Choon Ng,T. S. Andy Hor,Junliang Sun,K.L. Tan,B. T. G. Tan
标识
DOI:10.1016/0014-3057(91)90069-z
摘要
Insoluble conducting poly(m-phenylenediamine) (PmPDA) has been chemically prepared by oxidative polymerization in the presence of sodium persulphate and concentrated HCl. Thermogravimetry indicates thermal stability superior to that of the much studied polyaniline in terms of overall decomposition and dopant retention temperatures. We attribute this difference to the ladder sheet structure proposed for PmPDA. X-ray photoelectron spectroscopy (XPS) studies confirmed the existence of nitrogen atoms in four different environments of various degrees of oxidation. The lower conductivity found for PmPDA may be due to the lower degree of protonation, as found from XPS data.
科研通智能强力驱动
Strongly Powered by AbleSci AI