Processing and Properties of MDF Fibre-Reinforced Biopolyesters with Chain Extender Additives

Figure 8

Scanning electron microscopy images of fracture surfaces; effect of chain extender additives on fibre pull-out. (a, b) Plain PLA containing 30 wt % of MDF fibre. (c, d) PLA containing 30 wt % of MDF fibre and 3 wt % BioAdimide®. (e, f) PLA containing 30 wt % of MDF fibre and 1 wt % Joncryl®. Asterisks indicate a fibre pull-out. Scale bar = 100 μm ().

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