Table 1. Kinetic Constant (k) and the Exponential Parameter (n) of the Contact Angle as a Function of Time for the CNF/Oil Composite Films with Different Oil Contents.

Oil content (wt %)	θi (deg)	k (s–1)	n	R2
0	64.50 ± 1.04	0.18 ± 0.017	0.36 ± 0.02	0.995
16	90.04 ± 0.37	0.006 ± 0.003	0.71 ± 0.07	0.995
50	79.20 ± 1.03	0.03 ± 0.009	0.47 ± 0.07	0.982
66	75.08 ± 1.28	0.02 ± 0.013	0.54 ± 0.14	0.969
87	79.88 ± 0.87	0.03 ± 0.011	0.38 ± 0.07	0.979