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/cm^3)	1.220–1.250
5	Acidity/%	≤0.030
6	Hydrolysis of chlorine/%	≤0.20