Characterization of Extruded Poly(lactic acid)/Pecan Nutshell Biocomposites

Figure 9

Morphology of PLA-PNSP biocomposite surfaces at different treatments: (a) 5% wt. PNSP defatted, (b) 7.5% wt. PNSP defatted, (c) 5% wt. PNSP untreated, (d) 7.5% wt. PNSP untreated, and (e) neat PLA.

(a)

(b)

(c)

(d)

(e)