Table 1.

Crystallization half-time, Jeziorny’s theory modified crystallization rate constant, and Avrami parameter of unfoamed PP/wood fiber composites at various cooling rates.

Samples	Φ (°C/min)	t1/2 (min)	G (min−1)	n	lnkt	lnkc	k c
PP/WF0	5	0.66	1.52	2.76	0.75	0.15	1.16
	10	0.36	2.78	2.89	2.60	0.26	1.30
	20	0.14	7.14	2.95	5.40	0.27	1.31
	30	0.07	14.29	3.02	7.50	0.25	1.28
PP/WF10	5	0.74	1.35	2.93	0.50	0.10	1.11
	10	0.38	2.63	2.89	2.40	0.24	1.27
	20	0.21	4.76	3.09	4.40	0.22	1.25
	30	0.11	9.09	3.02	6.30	0.21	1.23
PP/WF20	5	0.76	1.32	2.76	0.40	0.08	1.08
	10	0.44	2.27	2.91	2.00	0.20	1.22
	20	0.26	3.85	2.95	3.60	0.18	1.20
	30	0.13	7.69	3.02	5.70	0.19	1.21
PP/WF30	5	0.78	1.28	2.72	0.30	0.06	1.06
	10	0.50	2.00	2.85	1.60	0.16	1.17
	20	0.30	3.33	2.99	3.20	0.16	1.17
	30	0.17	5.88	3.09	5.20	0.14	1.15
PP/WF40	5	0.81	1.23	2.75	0.20	0.04	1.04
	10	0.52	1.92	2.87	1.50	0.15	1.16
	20	0.36	2.78	2.91	2.60	0.13	1.14
	30	0.25	4.00	2.90	3.60	0.12	1.13

Φ: cooling rate, t_1/2: crystallization half-time, G: crystallization rate, n: Avrami exponent, lnk_c: logarithm of the modified kinetics constant, k_c: modified crystallization kinetic constant.