Fabrication of Fullerene Anchored Reduced Graphene Oxide Hybrids and Their Synergistic Reinforcement on the Flame Retardancy of Epoxy Resin

Table 3 Thermal-oxidative decomposition kinetics parameters of cured EP and its nanocomposites

Sample	Region	Activation energy E_a (KJ/mol)	Correlation coefficient r
EP	Stage 1	138.26	0.9964
EP	Stage 2	98.81	0.9998
PEI-rGO1.0/EP	Stage 1	149.26	0.9978
PEI-rGO1.0/EP	Stage 2	93.12	0.9989
C₆₀1.0/EP	Stage 1	162.33	0.9992
C₆₀1.0/EP	Stage 2	111.59	0.9996
C₆₀-PEI-rGO0.4/EP	Stage 1	155.80	0.9958
C₆₀-PEI-rGO0.4/EP	Stage 2	101.93	0.9980
C₆₀-PEI-rGO0.6/EP	Stage 1	192.72	0.9994
C₆₀-PEI-rGO0.6/EP	Stage 2	108.13	0.9942
C₆₀-PEI-rGO0.8/EP	Stage 1	216.66	0.9893
C₆₀-PEI-rGO0.8/EP	Stage 2	100.40	0.9988
C₆₀-PEI-rGO1.0/EP	Stage 1	224.31	0.9829
C₆₀-PEI-rGO1.0/EP	Stage 2	105.5	0.9991