Modification mechanism is because of the great difference in the module between ACR and PVC, ACR played a role as slress concentrating point, and led to a lot of crazes and shear bands, which a...

• 由扫描电镜可观察到,由于ACR颗粒与PVC基体之间有较大的模量差异,致使ACR成为应力集中点,诱发银纹和剪切带,吸收冲击能量,提高了PVC的韧性。