Under reduced pressure,Poly(L-lactic acid)(PLLA) has been synthesized by ring-opening polymerization of L-lactide(LLA) catalyzed by Sn(Oct)2.

• 采用自制、提纯的L-丙交酯(LLA),用辛酸亚锡作催化剂,在减压下进行聚L-乳酸(PLLA)的开环聚合研究。