Figure 1: SEM images of impact fracture surfaces for (A) PPO/PA6 and (B) PP/PA6/PPO-g-MAH blends

Scheme 1: The reaction of PPO-g-MAH and PA6 [15-17]

Figure 2: TEM images of (A) CNTs and (B) PPO/PA6/CNTs Composites

Figure 3: SEM images of impact fracture surfaces for (A) PPO/PA6, (B) PPO/PA6/PPO-g-MAH, (C) PPO/PA6/CNTs and (D) PPO/PA6/PPO-g-MAH/CNTs composites [6]

Figure 4: Mechanical properties of (A) PPO/PA6, (B) PPO/PA6/CNTs, (C) PPO/PA6/PPO-g-MAH and (D) PPO/PA6/PPO-g-MAH/CNTs composites

Figure 5: (A) G’, (B) G’’ and (C) η* of PPO/PA6, PP/PA6/PPO-g-MAH, PPO/PA6/CNTs and PPO/PA6/PPO-g-MAH/CNTs composites

Figure 6: The synergistic strengthening effect of PPO-g-MAH and CNTs in PPO/PA6 blend

Sample ID

PPO

PA6

PPO-g-MAH

CNTs

PPO/PA6

60

40

/

/

PPO/PA6/CNTs

60

40

/

1

PPO/PA6/PPO-g-MAH

45

40

15

/

PPO/PA6/PPO-g-MAH/CNTs

45

40

15

1

Table 1: The formulations (weight ratio) for PPO/PA6, PPO/PA6/CNTs, PPO/PA6/PPO-g-MAH and PPO/PA6/PPO-g-MAH/CNTs composites