Compressive Strength, Chloride Permeability, and Freeze-Thaw Resistance of MWNT Concretes under Different Chemical Treatments

Figure 11

CNT concrete after 300 cycles of freezing and thawing (left to right: 0.0 wt% CNT, 0.5 wt% CNT, 1.0 wt% CNT, methylcellulose + 1.2 wt% CNT, silane + 1.2 wt% CNT, and sodium polyacrylate + 1.2 wt% CNT).