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PLA and TPU were melt-blended to form shape memory bio-based blends in order to improve the shape memory effect of PLA. The shape memory behaviors of PLA/TPU blends predeformed under three different predeformation temperatures (25, 80, 120 °C) were investigated at various recovery temperatures. At the predeformation temperature of 25 °C, the addition of TPU significantly increased the shape recovery...
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