Table 4. Mechanical Properties of Films with Average Deviations after Post-Pour Stretch Using Set Ratios of IPA, MeOH, and Water.
dope composition + stretch solutions with stretch ratio | avg energy to break (MJ/m3) | avg ultimate stress (MPa) | avg ultimate strain (mm/mm) |
---|---|---|---|
MaSp1 with GTA + MeOH 2× | 18.65 ± 8.95 | 109.61 ± 8.69 | 0.204 ± 0.1 |
MaSp1 with GTA + 50/50 IPA/water 3× | 23.14 ± 5.7 | 102.91 ± 12.44 | 0.258 ± 0.06 |
MaSp1 with GTA + 80/20 MeOH/water 2× | 25.8 ± 9.61 | 112.69 ± 15.03 | 0.257 ± 0.08 |
MaSp1 with GTA + 80/20 MeOH/water 2.75× | 42.1 ± 9.76 | 189.39 ± 17.25 | 0.281 ± 0.05 |
MaSp1 + 50/50 MeOH/IPA 2× | 23.58 ± 12.31 | 75.59 ± 17.66 | 0.334 ± 0.12 |
MaSp1 + 80/20 MeOH/water 2× | 14.19 ± 8.57 | 117.4 ± 14.08 | 0.137 ± 0.06 |