OALib Journal期刊
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官能化度对环氧树脂类偶氮聚合物光致取向的影响
DOI: 10.3724/SP.J.1105.2012.11344, PP. 580-586
Keywords: 偶氮聚合物,环氧树脂类,光致取向,偏振红外,官能化度
Abstract:
利用光诱导双折射和偏振红外光谱法研究了偶氮官能化度对环氧树脂类偶氮聚合物BP-AZ-CA的光致取向行为的影响,重点研究了偶氮官能化度对偶氮生色团和聚合物主链的光致取向速度及饱和取向程度的影响规律.结果表明,随着偶氮官能化度的增加,偶氮生色团和聚合物主链的光致取向速度均降低,但二者的饱和取向程度增加.体系中氢键相互作用的增强是导致BP-AZ-CA的光致取向行为随偶氮官能化度增加而变化的原因之一.
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