Table 2: Number-average molar mass ( ), weight-average molecular weight ( ) and of , and -PEG-GA.

Sample (Dalton) (Dalton)PDI

4s-PCL509520110191.15
4s-PCL10012985149751.15
4s-PCL20016890228341.35
4s-PCL50-PEG-GA24075288901.20
4s-PCL100-PEG-GA27502313981.14
4s-PCL200-PEG-GA36164455661.26