Poly(Arylene Ether Sulfone)s with HEPES Pendants: Synthesis, Thermal, and Dielectric Studies

Table 1

Kinetic and thermodynamic parameters of polymers.

Samples	Decomposition range (°C)	𝐸𝑎 (kJ/mol)	ln 𝐴	Δ𝐻 (kJ/mol)	Δ𝑆 (kJ/K)	Δ𝐺 (kJ/mol)
P-00	370–495	0.001536	−9.9834	−5.86626	−162.271	114.52
	535–665	0.007732	−7.6386	−7.25405	−159.918	139.67
P-20	160–265	0.000877	−10.6251	−4.03596	−164.389	79.81
	395–645	0.006444	−7.9999	−6.58874	−159.989	126.90
P-40	165–310	0.001159	−10.3160	−4.23135	−163.890	83.42
	405–635	0.004174	−8.6507	−6.59101	−159.981	126.90
P-60	170–315	0.001031	−10.4434	−4.2767	−163.885	84.31
	420–625	0.003529	−8.8928	−6.5989	−160.323	127.31