Table 2. Summary of the HHDC-Based Polymers.
| polymer | monomers (A,B,B*) | reaction time (h) | ratio of A/Btot/Ti(OBu)4 (equiv) | conversion (A/B/B*)a (%) | conversion of OH′ vs OH″a (%) | product compositiona (A/B/B*) (%) | Mn,theoa (g/mol) | Mn,SECb (g/mol) | Đb | Tgc (°C) | Tdd (°C) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| pHHDC_DMM | HHDC, DMM | 7 | 1.01:1:0.014 | 97.5:96.9 | 99.5:95.6 | 49.8:50.2 | 6400 | 4500 | 2.3 | 17.0 | 274.8 |
| pHHDC_DI | HHDC, DI | 30 | 1.02:1:0.014 | 93.6:97.2 | 96.1:91.1 | 50.9:49.1 | 8400 | 7700 | 3.0 | 13.6 | 258.5 |
| pHHDC_DMM_FDCA | HHDC, DMM, DMFDCA | 7 | 1.02:(0.5:0.5):0.014 | 91.9:99.1:99.6 | 99.7:84 | 50.6:23.1:26.3 | 6100 | 4400 | 1.9 | 42.3 | 153.0 |
| pHHDC_DI_FDCA | HHDC, DI, DMFDCA | 16 | 1.02:(0.5:0.5):0.014 | 87.1:97.1:95.7 | 91.2:82.4 | 50.1:23.9:26.0 | 6200 | 4200 | 2.9 | 32.5 | 125.4 |
a
Determined by 1H NMR.
b
Determined by SEC using chloroform as eluent and PS standards.
c
Determined by DSC using the second heating to determine the glass transition temperatures.
d
Determined by TGA; Td was defined as the temperature corresponding to 5% weight loss.