The Synergy of Nanosilica and Zinc Diethyl Hypophosphite Influences the Flame Retardancy and Foaming Performance of Poly(Ethylene Terephthalate)

Table 3

Characteristic data of modified PET Tg in N₂ Atmosphere.

Sample	T5%/°C	T50%/°C	C600/%	Tmax/%	b1/2/°C
Pure PET	395	434	15.53	431	28.7
10Z	387	425	16.25	422	34.8
10Z/1S	389	423	17.69	418	42.8
10Z/3S	390	423	18.68	420	42.1
10Z/5S	389	423	20.25	419	40.9