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Characteristics of unmodified PU foams.
| Symbol | T SB (Mpa) | Growth time (s) | T g (°C) | Hard segments content (%) | Pore size |
|---|---|---|---|---|---|
| PU-1.1/BDO/G0 | 1.5 ± 1 | 1.30 ± 0.47 | −30 | 45 | Normal1A |
| PU-1/BDO/G0 | 1.2 ± 1 | 1.25 ± 0.49 | −29 | 43 | |
|
| |||||
| PU-0.8/BDO/G0 | 1.3 ± 1 | 2.35 ± 0.46 | −31 | 39 | Large2A |
| PU-0.9/BDO/G0 | 1.4 ± 1 | 2.30 ± 0.45 | −30 | 41 | |
|
| |||||
| PU-1.1/EHEE/G0 | 2.1 ± 1 | 1.31 ± 0.48 | −30 | 40 | Normal1B |
| PU-1/EHEE/G0 | 1.9 ± 1 | 1.30 ± 0.45 | −28 | 39 | |
|
| |||||
| PU-0.9/EHEE/G0 | 1.45 ± 1 | 2.43 ± 0.46 | −30 | 37 | Large2B |
| PU-0.8/EHEE/G0 | 1.2 ± 1 | 3.21 ± 0.48 | −29 | 35 | |
