Table 4. Rheological Data Obtained from Small Amplitude Oscillatory Shear (SAOS) Experiments: Complex Viscosity (η*), Storage Shear Modulus (G′), Loss Shear Modulus (G″), Peclet Number (Pe), and Tangent of the Loss Angle (tan δ).
sample | η*a (Pa·s) | G′b (Pa) | G″b (Pa) | Pea | tan δb |
---|---|---|---|---|---|
PLA | 221 | 1.7 | 214 | 131 | |
PEG-b-PLLA | <0.01 | ||||
Im-PLLA | <0.01 | ||||
PLAIm-PLLA | 108 | 0.43 | 108 | 181 | |
PLAPEG-b-PLLA | 139 | 0.60 | 133 | 147 | |
PLAIm-PLLA+5CNC | 9.1 | 1.3 | 7.9 | 0.48 | 6.46 |
PLAPEG-b-PLLA+5CNC | 55.1 | 4.7 | 48.7 | 2.9 | 10.4 |
PLAIm-PLLA+10CNC | 610 | 71.2 | 48.1 | 32 | 0.66 |
PLAPEG-b-PLLA+10CNC | 77.9 | 5.3 | 74.3 | 4.1 | 14.4 |
PLAIm-PLLA+20CNC | 710 | 89.3 | 73.2 | 37 | 0.81 |
PLAPEG-b-PLLA+20CNC | 95.0 | 12.2 | 78.6 | 5.0 | 6.46 |
Values estimated at 0.1 rad·s–1.
Values estimated at 1 rad·s–1.