Table 1.
Main physical properties of the polyether polyurethane foams PU1 and PU2.
| PU | Anisotropy Index a | Number of Cell/(mm2) | Average Cell Area (mm2) |
|---|---|---|---|
| PU1 | 1.07 ± 0.06 | 10 ± 2 | 0.513 ± 0.063 |
| PU2 | 1.14 ± 0.09 | 14 ± 2 | 0.361 ± 0.052 |
a estimated by SEM.
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