Research Article
Construction of Dielectric Model of Nonaqueous Reactive Polyurethane Grouting Materials
Table 1
Main component indexes of nonaqueous reactive polymer-grouting materials.
| | Serial number | Project | Polyols | Isocyanates |
| | 1 | Solid content (%) | >99 | >99 | | 2 | Density (25°C)/g·cm-3 | 1.01 | 1.23 | | 3 | Viscosity (25°C)/MPa·s | | | | 4 | -OH/mgKOH·g-1 | | —— | | 5 | -NCO/wt% | —— | | | 6 | Moisture content/% | <0.2 | 0 | | 7 | Flash point/°C | >200 | >200 |
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