Table 4.
Thermal transitions of PPeFIS polyesters measured by differential scanning calorimetry (DSC).
| Polyester | Mol% Isosorbide | Mw, Da | Tg, °C | Tm, °C | ΔHm, J/g |
|---|---|---|---|---|---|
| PPeF15S85 | 0 | 2700 | −46 | - | - |
| PPeF15I10S85 | 10 | 3100 | −43 | - | - |
| PPeF15I30S85 | 30 | 2500 | −26 | - | - |
| PPeF15I50S85 | 50 | 1500 | −12 | - | - |
| PPeF15I60S85 | 60 | 1100 | 7 | - | - |
| PPeF15I70S85 | 70 | 1100 | 35 | 117 | 2.6 |
| PPeF30S70 | 0 | 2800 | −39 | - | - |
| PPeF30I10S70 | 10 | 2600 | −39 | - | - |
| PPeF30I30S70 | 30 | 2800 | −12 | 155 | 3.5 |
| PPeF30I50S70 | 50 | 1600 | 0.7 | 139 | 1.3 |
| PPeF30I60S70 | 60 | 700 | 23 | 105 | 0.1 |
| PPeF30I70S70 | 70 | 1000 | 24 | 77 | - |
| PPeF70S30 | 0 | 5900 | −10 | - | - |
| PPeF70I10S30 | 10 | 3800 | −11 | - | - |
| PPeF70I30S30 | 30 | 3200 | 19 | 94 | 0.4 |
| PPeF70I50S30 | 50 | 1900 | 31 | 105 | 1.2 |
| PPeF85S15 | 0 | 4100 | 1 | 50 | - |
| PPeF85I10S15 | 10 | 5400 | 4 | 119 | 0.1 |
| PPeF85I30S15 | 30 | 2800 | 20 | 101 | 1.0 |
| PPeF85I50S15 | 50 | 1800 | 22 | 139 | 1.4 |