本文详细介绍了聚(乳酸-氨基酸)线型无规共聚物、线型交替共聚物、嵌段共聚物、接枝共聚物、交联共聚物的合成路线及其性能的研究进展.在聚乳酸(PLA)大分子链中引入氨基酸(包括赖氨酸、天冬氨酸、丝氨酸、半胱氨酸等)链段后,可获得含有氨基、羧基、羟基、巯基等反应活性基团的聚(乳酸-氨基酸)共聚物.此类共聚物在保持聚乳酸良好生物相容性的基础上,还具有反应活性功能性、亲水亲脂两亲性、降解速度可控性.
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