In the melt blending,biodegradable hyperbranched poly(ester amide)(HBP) had been performed in an effort to toughen the PLA.

• 采用熔融共混的方法,用生物可降解的超支化聚酰胺酯(HBP)对聚乳酸(PLA)进行增韧改性,制备出具有良好韧性的PLA复合材料。