Reinforcing Effect of Carbon Nanotubes/Surfactant Dispersions in Portland Cement Pastes

Table 1

XRF chemical composition of cement and VMA (LOI: loss on ignition).

	Cement	VMA
CaO	69.89	0.11
SiO2	15.92	0.08
Fe2O3	5.33	—
Al2O3	3.94	0.01
SO3	3.37	1.3
MgO	0.59	0.01
TiO2	0.19	—
Na2O	—	2.50
Cl	—	0.80
LOI	0.77	95.2