Comparison of Precipitated Calcium Carbonate/Polylactic Acid and Halloysite/Polylactic Acid Nanocomposites

Figure 10

SEM micrographs of the fracture surface of tensile specimens: (a) pure PLA, (b) HNT/PLA (95/5) composites, (c) PCC/PLA (90/10) composites, and (d) HNT/PCC/PLA (80/5/15) ternary composites.

(a)

(b)

(c)

(d)