supported by the National Basic Research Program of China (2009CB930000, 2011CB606203);the National Natural Science Foundation of China (21034002, 91127028, 51273046)
Poly(lactic acid) (PLA) and other aliphatic polyesters containing the unit of lactic acid are very popular biodegradable materials. While the degradation products, lactic acids, have been worried to bring with negativ...