Table 1. Structures of Intermediates and Decomposition Temperatures.
| PI | intermediates | temperature at 10% weight lossa (°C) | maximum decomposition temperature of PI (°C) |
|---|---|---|---|
| PI-BAET-PMDA | AC | 466 | 514 |
| PI-BAET-BTDA | AC + AA | 425 | 450 |
| PI-BAET-OPDA | AA + PI | 409 | 454 |
Decomposition temperature at which a 10% weight loss was recorded by TG at a heating rate of 10 °C·min–1 in nitrogen.