Preparation and Characterization of Polyurethane Rigid Foam Nanocomposites from Used Cooking Oil and Perlite

Table 5

Summary of TGA results for PURF nanocomposites.

Code	T5% (°C)	T50% (°C)	Tmax1 (°C)	Tmax2 (°C)	Char yield (%)
PU-S4	203	443	483	574	2.3
PU-S4-1	207	483	490	552	13.2
PU-S4-2	201	474	467	537	14
PU-S4-3	202	501	468	538	14.7
PU-S4-4	200	494	518	552	15