The properties of poly (L-lactic acid) (PLLA)were characterized by DSC,TGA,SEM including cell compatibility, tissue compatibility, degradability and molecular weight.

• 通过DSC、SEM、TGA等分析手段对合成得到的聚L-乳酸(PLLA)进行了细胞种植、动物体内包埋及热降解实验,其生物相容性及体内、体外降解情况。