Table 3.
Proximate analysis (wt%) of polymers (II-X) based on thermogravimetric analysis
| Polymer code |
Distribution of volatile ranges (Temperature range)(°C) |
Residue (%) At 800°C | Ton (°C) | 50% Loss at (°C) | ||
|---|---|---|---|---|---|---|
|
Moisture |
Grafted functional group |
Remainder PAN |
||||
| 30-150 | 150-350 | >350 | ||||
| II |
0.1 |
36.6 |
21.2 |
36 |
287 |
425 |
| III* |
1.5 |
14.6 |
34.6 |
49 |
272 |
790 |
| IV# |
0.7 |
20.0 |
29.8 |
49 |
274 |
791 |
| V |
1.4 |
16.3 |
37.3 |
45 |
296 |
754 |
| VI |
0.1 |
14.8 |
37.6 |
47 |
294 |
775 |
| VII |
4.6 |
21.9 |
18.0 |
50 |
388 |
796 |
| VIII |
0.8 |
18.0 |
28.8 |
47 |
296 |
773 |
| IX |
0.7 |
19.7 |
38.5 |
38 |
289 |
464 |
| X | 2.5 | 12.8 | 34.9 | 49 | 342 | 786 |
*Grafted functional group degradation (150-335°C);#Grafted functional group degradation (150-400°C).