Preparation and Properties of Cross-Linked Starch Nanocrystals/Polylactic Acid Nanocomposites

Figure 3

Morphologies of fractured surfaces of CStN/PLA nanocomposites after the tensile tests.

(a) CStN-PLA-1

(b) CStN-PLA-2

(c) CStN-PLA-3

(d) CStN-PLA-4