Influence of the Degradation Medium on Water Uptake, Morphology, and Chemical Structure of Poly(Lactic Acid)-Sisal Bio-Composites.

Nevertheless, although a clear trend cannot be defined, it seems that there is an average increase in the relative intensity of the carbonyl band in all the bio-composite systems.

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Permeation, which describes the net effect of diffusion and sorption, in general, presented a decreasing trend with the increasing content of fibers, confirming the prevailing effect of diffusivity.

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