Table 1.
Polymera | Diol:HDI:chain extenderb | Mn(104)c | PDIc | N%d | Contact angle (°) |
---|---|---|---|---|---|
PDLLA | — | 5.843 | 1.14 | — | 92.7 ± 1.2 |
P-PUU-1 | 1:1.1:0.1 | 5.785 | 1.15 | 0.373% | 88.1 ± 1.1 |
P-PUU-2 | 1:1.2:0.2 | 6.432 | 1.23 | 0.559% | 86.5 ± 0.9 |
P-PUU-3 | 1:1.4:0.4 | 7.432 | 1.36 | 0.828% | 84.8 ± 1.3 |
aSample code: see text. bThe molecular weight of PDLLA diol was 3592, measured by 1H NMR. cMeasured by gel permeation chromatography. dTested by XPS (1).