Research Article
Self-Monitoring of Reinforced Concrete Beam Bending with Carbon Nanofiber Polyurethane Composite
Table 2
WANNATE PM-200 physicochemical property.
| Serial number | Item | Index |
| 1 | Surface | Brown liquid | 2 | Viscosity (25°C)/mPa·s | 150–250 | 3 | Content of isocyanate root (−NCO)/% | 30.5–32.0 | 4 | Density (25°C)/(g/cm3) | 1.220–1.250 | 5 | Acidity/% | ≤0.030 | 6 | Hydrolysis of chlorine/% | ≤0.20 |
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