Table 1. Glass Transition Temperatures, Tg, Melting Enthalpies, ΔHm,s, and Crystalline Fraction, Xc, (Estimated from 1H and 13C Solid-State NMR Spectra) of the Investigated Blends and Pure Components.
A/B (vol %) | Tg (°C) | ΔHm,s (J g–1) | Xc (%) from 1H | G′ (MPa) as prepared | G′ (MPa) restored | |
---|---|---|---|---|---|---|
UPyPEG795UPy (A) | –22.3 | 184.4 | ||||
PEO (B) | –25.6 | 198.6 | ||||
40–60 | 40/60 | –26.7 | 152.9 | 24 | 9.8 | 9.6 |
50–50 | 50/50 | –27.1 | 166.0 | 34 | 12.7 | 16.7 |
60–40 | 60/40 | –32.7 | 136.8 | 30 |