Effects of Size of Zinc Borate on the Flame Retardant Properties of Intumescent Coatings

Table 3

TGA data of IFR/ZB coatings (under air).

	(°C)	(°C)	(°C)	(°C)	(°C)	W600°C (%)	W700°C (%)	W800°C (%)
Control IFR	51	169	315	370	540	20.98	2.57	1.01
ZBS2%	48	153	317	392	581	27.09	19.66	13.13
ZBM2%	45	160	331	394	630	30.98	26.31	19.67
ZBL2%	50	150	308	389	564	21.84	15.27	10.92

Note: , , , , and are the temperature at which 1%, 10%, 30%, 50%, and 70% weight loss occurs, respectively. W_600°C, W_700°C, and W_800°C are the residue of materials at 600, 700, and 800°C.