The thermodegradation characteristics and flame retardancy as well as mechanical properties of PU/PPA were investigated by means of thermogravimetry, burning test and scanning electron microscopy.

• 应用热重量分析、水平燃烧、应力-应变和扫描电镜等实验手段,研究了聚氨酯/聚磷酸胺(PU/PPA)体系的热分解特性以及阻燃和力学性能。