The main species and properties of some kind of present mature thorough biological degradation plastics such as PLA, PCL and PHBV are introduced.

• 本文介绍了几种目前比较成熟的完全生物降解塑料聚乳酸(PLA)、聚己内酯(PCL)、生物聚酯(PHBV)的主要品种及性能。