Synthesis and Characterizations of Poly(trimethylene terephthalate)-b-poly(tetramethylene glycol) Copolymers

Table 5

DSC melting and crystallization parameters of the various samples.

Sample	[η]; (dL/g)	Mw; (g/mol)	𝑇𝑔; (°C)	𝑇𝑚; (°C)	Δ𝐻𝑚; (J·g^−1)	𝑇𝑐; (°C)	Δ𝐻𝑐; (J·g^−1)	FWHP; (°C)
PBT-type	0.50	28919	12.6	204.7	29.38	155.2	−35.06	21.2
PTT-type	1.02	60274	−68.1	171.9	31.36	101.6	−21.93	25.7