Table 4.

Isothermal crystallization parameters for the PLA composites based on the Avrami equation and the crystallization half-time.

Sample	n a	ln(k)a	R sqr	t0.5 (min)	Δt0.5 a (min)
Neat PLA	2.64	−4.96	0.99	5.73
PL7/3	2.97	−7.88	0.99	12.54
PLM1	2.64	−7.58	0.99	15.39
PLM3	2.71	−8.36	0.99	19.04
PLM5	2.87	−9.11	0.99	20.91
PLM7	3.03	−9.98	0.99	23.78
PLMS1	3.06	−7.65	0.99	10.84	4.55
PLMS3	3.25	−8.97	0.99	14.14	4.90
PLMS5	2.98	−7.99	0.99	12.91	8.00
PLMS7	3.05	−7.95	0.99	12.03	11.75

^a Δt_0.5is the difference between PLM(t_0.5) and PLMS(t_0.5). (Δt_0.5 = PLM(t_0.5)−PLMS(t_0.5)).