Table 6. Constants of models

Model Constants Sample
1 2 3 4 5 6 7
Zero order model k0 0.0136 0.0139 0.0153 0.0161 0.016 0.0156 0.0162
R2 0.856 0.668 0.383 0.391 0.427 0.408 0.254
First order model k1 0.039 0.0686 0.3516 0.8434 0.2517 0.3725 1.0587
R2 0.894 0.758 0.832 0.875 0.876 0.785 0.965
Higuchi model kh 0.1104 0.1171 0.1339 0.1402 0.1396 0.1358 0.1440
R2 0.958 0.826 0.580 0.5922 0.661 0.607 0.461
Korsmeyyer-Peppas model kKP 0.2066 0.3747 0.6015 0.6323 0.5612 0.6056 0.7228
n 0.3345 0.1880 0.0942 0.0926 0.1262 0.0957 0.0637
R2 0.972 0.960 0.977 0.988 0.986 0.988 0.995
Weibull model α 25.1826 2.2100 1.1317 1.0268 1.3681 1.0962 0.8349
β 0.5675 0.3003 0.2079 0.2148 0.3088 0.2046 0.1993
R2 0.899 0.934 0.973 0.978 0.987 0.977 0.997
Sample: (1) MD 100%, (2) MS 100%, (3) GA 100%, (4) MD:MS = 50:50, (5) MD:GA = 50:50, (6) MS:GA = 50:50, (7) MD:MS:GA = 33.3:33.3:33.3.
MD: maltodextrin, MS: modified starch, GA: gum arabic.