The main significant changes in mechanical parameters were observed for the elongation at break where the value strongly decreased from the 315 % to 85 %, and from 98 % to 33 % in MD and TD directions, respectively.

The main significant changes in mechanical parameters were observed for the elongation at break where the value strongly decreased from the 315 % to 85 %, and from 98 % to 33 % in MD and TD directions, respectively.