Specific Surface Area Enhancement of Waste Tire-Based Activated Carbon by Demineralization Technique and Adsorption of Methylene Blue

Figure 2

Effect of temperature at constant KOH concentration of 2 M in 97% ethanol, impregnation ratio of 1, impregnation time of 24 h, and holding time of 2 h (a); the effect of impregnation ratio at constant KOH concentration of 2 M in 97% ethanol, carbonization temperature of 800°C, impregnation time of 24 h, and holding time of 2 h (b); the effect of impregnation time at constant KOH concentration of 2 M in 97% ethanol, carbonization temperature of 800°C, impregnation ratio of 1, and holding time of 2 h (c); effect of KOH concentration in 97% ethanol at constant carbonization temperature of 800°C, impregnation ratio of 1, impregnation time of 24 h, and holding time of 2 h (d) on MB removal and yield.

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