摘要
玻璃化转变温度(T_g)是非晶态高聚物一个重要表征参数,准确测量高聚物的T_g具有很重要意义。文章介绍了T_g测量技术的现状,对DMA、TMA和DSC测量T_g的原理及其定义进行详细介绍、阐述了三种技术的优缺点及应用,并提出了建立T_g测量溯源体系等的建议。
引文
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