A direct copolymerisation process was used to prepare lactic acid and glycolic acid copolymer (PLGA).Rheological behavior of PLGA melt was tested using cone and plate.

• 采用直接法熔融缩聚制备了L乳酸和乙醇酸共聚物PLGA,并用锥板流变仪对PLGA的流变性能进行测试。