Table 5. Parameters generated from fitting the Equation 24 to experimental data of optical density variation in PNIPA/AA nanohydrogel suspensions as a function of temperature (T, K) and the methanol volume fraction (MeOH, v/v).
PNIPA(5) | PNIPA-20AA(5) | |
Tm (K) | 312.83±1.05a | 306.48±1.67b |
(KJ mol−1) | 194.99±19.76a | 183.32±26.04a |
(KJ mol−1 K−1) | 3.24±0.87a | 5.07±1.50a |
m1 | 240.94×10−3±27.70×10−3 a | 312.68×10−3±49.37×10−3 a |
m2 | −51.99×10−3±4.32×10−3 a | −69.31×10−3±7.12×10−3 a |
m3 | −0.89×10−3±0.09×10−3 a | −0.67×10−3±0.16×10−3 a |
r2 | 0.9862 | 0.9834 |
Values reported are the means±standard deviation (n = 2).
Statistically significant differences (p<0.05) between nanohydrogels.