Table 1. Synthesis Condition of Copolymers and Their Composition, Molecular Weight, Polydispersity, and Thermal Properties.
run | copolymer | molar ratio DDA/TMSPA in feed | molar ratio DDA/TMSPA in product | Mn/104 | Mw/Mn | Tg/°C | TM/°C | T5d/°C |
---|---|---|---|---|---|---|---|---|
1 | p(DDA/TMSPA1)a | 95:5 | 99:1 | 2.57 | 2.08 | 73.7 | –35.2 | 335 |
2 | p(DDA/TMSPA2)b | 95:5 | 98:2 | 2.53 | 1.88 | 73.6 | –37.2 | 304 |
3 | p(DDA/TMSPA13)a,c | 74:26 | 87:13 | 2.35 | 2.10 | 50.4 | –35.6 | 349 |
4 | p(DDA/TMSPA32)d | 50:50 | 68:32 | 2.14 | 1.92 | e | –29.8 | 330 |
Polymerized at 60 °C for 12 h.
Polymerized at 65 °C for 12 h.
Another p(DDA/TMSPA13) copolymer was synthesized (Table S1).
Polymerized at 60 °C for 24 h.
Unclear.