Table 2.
a. Parameters from exponential fit for diffusion coefficients | ||||
---|---|---|---|---|
A | B | C | R2 | |
All Formulations | −2.5E-05 | −0.67 | 5.25 × 10−8 | 0.41 |
Group 1 | 1.62E-05 | −7.38 | 1.62 × 10−4 | 0.95 |
Group 2 | 1.67E-06 | 0.85 | 4.27 × 10−9 | 0.70 |
b. Relative contribution of crosslink density and hydrophilicity towards diffusion coefficient | ||||
---|---|---|---|---|
Sample | Crosslink Density (mol/m3) |
Log P | Aν | BLog P |
Group 1 | ||||
C + EGDMA | 10719.3 | 1.295 | 0.174 | 9.559 |
C + DEGDMA | 3645.4 | 1.243 | 0.059 | 9.171 |
C + TEGDMA | 3410.0 | 1.203 | 0.055 | 8.881 |
C + T4EGDMA | 3807.5 | 1.175 | 0.062 | 8.667 |
Group 2 | ||||
C + 1,6- HDMA | 5382.1 | 1.543 | 0.090 | 1.313 |
C + NGDMA | 4978.3 | 1.524 | 0.083 | 1.297 |
C + 1,4-BDMA | 7771.5 | 1.400 | 0.130 | 1.192 |
C + 1,3-BDMA | 5595.8 | 1.372 | 0.093 | 1.168 |
C + EGDMA | 10719.3 | 1.295 | 0.179 | 1.103 |