Table 3.

Thermoanalytical data of the polyhydrazides 31, 32 and poly (1,3,4-oxadiazole-amide)s 33, 34

No	DTG (°C)	Wt.loss (%)	Residue (%)	LOIa
31	308	19.0	7.61	20.0
	549	73.3
32	334	37.5	1.68	17.6
	405	20.0
	574	40.7
33	232	18.5	6.23	19.4
	443	24.8
	570	50.3
34	258	34.8	2.64	18.0
	318	31.3
	551	31.3

^alimiting oxygen index.