聚乳酸冲击强度达到多少算是超韧?根据国外文献,Izod 缺口冲击强度超过530 J/m(ASTM D256). ‘super-tough’ PLA materials, defined as having notched impact strength greater than 530J/m (energy lost per unit thickness, the unit of the north American standard ‘Izod’test for determining resistance to impact in the presence of a flaw).查看更多