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

Table 1

Formula.

Sample	PET	ZDP	Nano-SiO2	PMDA	Antioxidant 1010
10Z	90%	10%	0%	0.6%	0.1%
10Z/1S	89%	10%	1%	0.6%	0.1%
10Z/3S	87%	10%	3%	0.6%	0.1%
10Z/5S	85%	10%	5%	0.6%	0.1%