PBAT/TPS Composite Films Reinforced with Starch Nanoparticles Produced by Ultrasound

Figure 2

SEM of the surface of the films. PBAT (a), PBAT/TPS (b), 70/30/1% (c), 70/30/2% (d), 70/30/3% (e), 70/30/4% (f), and 70/30/5% (g). Magnification: 5000x.

(a)

(b)

(c)

(d)

(e)

(f)

(g)