Improvement in Mechanical Properties and Heat Resistance of PLLA-b-PEG-b-PLLA by Melt Blending with PDLA-b-PEG-b-PDLA for Potential Use as High-Performance Bioplastics

Table 2

DSC results of PLLA-PEG-PLLA/PDLA-PEG-PDLA blends.

PLLA-PEG-PLLA/PDLA-PEG-PDLA (w/w)	hc-; (°C)	sc-; (°C)	hc-∆; (J/g)	sc-∆; (J/g)	hc-; (%	sc-; (%	SC; (%
100/0	169	-	44.9	-	58.1	-	-
90/10	168	216	30.7	7.6	39.8	6.5	14.0
80/20	168	218	21.0	20.0	27.2	17.0	43.4
70/30	167	216	12.6	27.4	16.3	23.2	58.7
60/40	167	217	10.5	40.3	13.6	34.2	71.6
50/50	161	217	7.7	41.6	10.0	35.2	77.9

calculated from (1).
calculated from (2).
calculated from (3).