Preparation of zinc hydroxystannate-decorated graphene oxide nanohybrids and their synergistic reinforcement on reducing fire hazards of flexible poly (vinyl chloride)

Table 1 Summary of the parameters of thermal and mechanical properties

Sample	T_{d, max}1 (°C)	T_{d, max}2 (°C)	Char yield at 650 °C	LOI (%)	Tensile strength (MPa)
PVC	297.2	501.4	0.05	24.5 ± 0.1	11.9 ± 0.4
ZHS/PVC	227.2	536.2	2.0	27.2 ± 0.1	13.4 ± 0.2
GO/PVC	299.3	513.1	1.47	25.9 ± 0.1	13.2 ± 0.2
ZHS/GO/PVC	236.8	527.6	5.1	28.5 ± 0.1	14.3 ± 0.3

T _{d, max} 1 the peak value of the first-derivative profiles derived from TGA curves, T _{d, max} 2 the peak value of the second-derivative profiles derived from TGA curves