The influence of D-lactide content, high-temperature drawing, and blending with poly(butylene adipate-co-terephthalate) elastomer on the physical aging kinetics and ductility of poly(lactic acid)
Investigates how D-lactide content and PBAT blending affect the physical aging and ductility of PLA, suggesting new methods for improving its properties.
Key Points
This research aims to understand how D-lactide content, high-temperature drawing, and PBAT blending affect the physical aging kinetics and ductility of PLA.
Investigated the influence of D-lactide content and PBAT blending on PLA's properties.
Conducted morphology and mechanical property analysis through ball-burst testing and SEM.
Assessed the impact of high-temperature drawing on the physical aging of PLA.
PBAT blending enhanced PLA's elongation at break and reduced physical aging rates.
Morphological analysis showed significant improvement in ductility due to PBAT inclusion.
High-temperature drawing was found to alter the phase structure, positively influencing mechanical properties.