In this paper a new model theory of tensile strength for self-reinforced polymerswas derived from the theory of stress-induced crystallization and of chemical reaction rate acti-vated by stress.

• 本文从应力诱导结晶和应力活化反应速度理论出发,提出了等速拉伸下自增强高聚物抗张强度动力学模型理论,推导出了等速加力和等速形变下自增强高聚物极限断裂方程。