高抗冲聚苯乙烯(HIPS)是通过颗粒填充进行改性以提高其力学性能的工程塑料,通过单轴拉伸实验对其银纹损伤及增韧现象做初步探讨,发现银纹增韧机理是橡胶增韧中主导因素,分析得到受拉HIPS的弹塑性损伤本构方程的一般形式.
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