Figure 6.
SEM photograph (×5000) of the blend sheets of (a) PHBHHx/PLA = 80/20 before, (b) PHBHHx/PLA = 80/20 after, (c) PHBHHx/PLA = 60/40 before, (d) PHBHHx/PLA = 60/40 after biodegradation in seawater. The scale bar length is 1 μm.
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