分别对掺杂了新型发色团分子的聚甲基丙烯酸甲酯(PMMA)和纯的PMMA进行了热重分析,得到了2种体系在不同质量损失下的温度并计算了积分程序分解温度(IPDT).结果表明,掺杂后聚合物体系的热稳定性好于纯的PMMA.采用Achar方法和Coats-Redfern方法对2种体系热降解的动力学过程进行了分析,得到了对应的非等温动力学方程.
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