Table 1.
Code | DSC | TGA | |||||||
---|---|---|---|---|---|---|---|---|---|
Mn (mol wt) a |
Tm1 (°C) b |
∆Hm1 (J/g) d |
Tm2 (°C) c |
∆Hm2 (J/g) e |
Td1% (°C) f |
Td3% (°C) f |
Td10% (°C) f |
Residual content (%) g | |
L-PEG | 950–1050 | 40 | 135 | - | - | 210 | 274 | 342 | 0 |
M-PEG | 3350 | 58 | 141 | - | - | 254 | 284 | 342 | 1 |
H-PEG | 35000 | 64 | 180 | - | - | 333 | 361 | 386 | 2 |
Pure PEBAX | - | 16 | 33 | 199 | 35 | 323 | 360 | 388 | 2 |
L-PBXPG | - | 32 | 68 | 199 | 5 | 245 | 324 | 376 | 3 |
M-PBXPG | - | 51 | 87 | 202 | 6 | 312 | 356 | 383 | 4 |
H-PBXPG | - | 57 | 95 | 197 | 9 | 337 | 364 | 385 | 4 |
a Number average molecular weight of L-PEG, M-PEG, and H-PEG. b,c Melting temperature of PEG, pure PEBAX, and composite films, respectively. d,e Melting enthalpy of PEG, pure PEBAX, and composite films, respectively. f 1 %, 3 %, and 5 % decomposition temperature of PEG, pure PEBAX, and composite films. g Residues of remained at 700 °C.