Research Article

Enhanced Thermal Insulation and Flame-Retardant Properties of Polyvinyl Alcohol-Based Aerogels Composited with Ammonium Polyphosphate and Chitosan

Figure 12

Fire resistance of the PVA-based aerogels. (a) Schematic of the fire resistance test. (b) Maximum temperature at the back of the aerogels versus time. (c) Photographs of the samples after burning for 10 min.
(a)
(b)
(c)