. 2021 Jun 17;13(12):1982. doi: 10.3390/polym13121982

Table 7.

Model parameters and R-squared values obtained from the fitting of the ketoprofen-impregnated PLA filaments to the multiphasic power law model proposed in this work.

		Impregnating Conditions
		55 °C, 400 bar	75 °C, 250 bar	75 °C, 200 bar	55 °C, 250 bar
Phases I & II	$R^{2}$	0.9970	0.9949	0.9933	0.9885
	$k_{i}$	0.3590	0.0526	0.0696	0.0503
	$n_{i}$	0.2348	0.4491	0.4424	0.2501
	$t_{i} (d a y s)$	5	5	5	12
	$Q_{i}$	0.55	0.11	0.14	0.09
Phase III	$R^{2}$	0.9991	0.9943	0.9904	0.9938
	$k_{i}$	0.1682	0.0231	0.0214	0.0016
	$n_{i}$	0.7328	1.0659	1.0856	1.5587
	$t_{i} (d a y s)$	14	34	35	63
	$Q_{i}$	0.97	1.00	1.00	1.00
Phase IV	$R^{2}$	0.9917
	$k_{i}$	0.7807
	$n_{i}$	0.0829	_	_	_
	$t_{i} (d a y s)$	20
	$Q_{i}$	1.00