Synthesis and Characterization of New Organosoluble and Thermally Stable Poly(thioether-amide)s Bearing Pyridine Subunit in the Main Chain

Table 3

Thermal properties of polyamides.

Polymer	𝑇𝑔 (°C)	𝑇10^a (°C)	𝑇50^b (°C)	Char yields^c 550°C (%)
PPY (10)	234	144	495	38
PPH (11)	223	137	483	32
PMS (12)	268	173	512	43
PPS (13)	295	159	523	47

aTemperature of 10% weight loss determined in argon atmosphere.
^bTemperature of 50% weight loss determined in argon atmosphere.
^cChar yield calculated as the percentage of solid residue after heating from room temperature to 550°C under argon.