The tensile test was performed at a crosshead speed of 5 mm·min−1
and a pre-load of 5 N. Rectangular specimens with length of 96.0 mm, width of 12.7 mm and thickness of 3.0 mm were also injected for the flexural test. A three-point bending test with a support span of 48 mm was carried out at room temperature by a Universal Testing Machine (INSTRON, 5567) and following the procedure of ASTM D790. The crosshead speed was set at 1.2 cm·min−1