The Effects of Acid Activation on the Thermal Properties of Polyvinylpyrrolidone and Organoclay Composites

Figure 5

In situ XRD patterns of PVP/C16TMA-Mt composite calcined at different temperatures. (a) 25, (b) 100, (c) 150, (d) 200, (e) 205, (f) 215, (g) 250, (h) 300, (i) 350, and (j) 425 (°C).