Effect of Fullerene Derivates on Thermal and Crystallization Behavior of PBT/Decylamine-C_𝟔𝟎 and PBT/TCNEO-C_𝟔𝟎 Nanocomposites

Table 1

DSC parameters obtained during the first heating for PBT, PBT/DA-C₆₀, and PBT/TCNEO-C₆₀ nanocomposites, respectively.

Material with weight contents of fullerene derivate	𝑇𝑔[K]	Onset of melting 𝑇1[K]	Melting peak first 𝑇2[K]	Melting peak second 𝑇3[K]	Completion of melting; 𝑇4[K]	Peak width 𝑇4-𝑇1[K]	The melting enthalpy Δ𝐻𝑚 [J/g]	The estimated value of the crystallinity; 𝜒𝑐 [%]
Virgin PBT	328	465	485	498	508	43	72	51
PBT/DA-C60 0.01% wt.	331	459	489	497	506	47	75	53
PBT/DA-C60 0.1% wt.	335	465		495	508	43	74	52
PBT/DA-C60 0.2% wt.	333	457	487	498	505	48	75	53
PBT/TCNEO-C60 0.2% wt.	333	457	488	497	504	48	75	53