Table 3. Influence of maltodextrin (MD) type and mass fraction on wettability, polarity and particle size of the aronia powders obtained at inlet and outlet temperature of 120 and 80 °C, respectively.
| DE of MD | w(MD)/% | Θ/˚ | γ/(mN/m) | Polarity/% | Particle size/μm | ||
|---|---|---|---|---|---|---|---|
| Water | Diiodomethane | Length | Width | ||||
| 5.9 | 20 | 45.34 | 29.82 | 65.46 | 40.13 | (6.45±1.17)b | (4.47±2.02)c |
| 5.9 | 40 | 44.13 | 30.60 | 65.30 | 38.85 | (7.12±2.49)b | (5.89±1.21)c |
| 5.9 | 60 | 43.27 | 32.45 | 64.78 | 37.91 | (7.89±2.01)ab | (6.01±1.57)bc |
| 13.1 | 20 | 37.20 | 38.76 | 65.88 | 44.76 | (8.06±1.04)ab | (6.67±0.67)abc |
| 13.1 | 40 | 37.63 | 39.50 | 65.97 | 45.20 | (8.13±1.56)ab | (6.11±1.23)bc |
| 13.1 | 60 | 38.96 | 40.12 | 66.01 | 45.98 | (9.53±1.13)ab | (7.55±2.01)abc |
| 19.7 | 20 | 40.29 | 37.90 | 64.40 | 42.87 | (9.98±1.26)ab | (7.63±0.98)abc |
| 19.7 | 40 | 41.70 | 38.21 | 64.33 | 42.90 | (11.72±1.21)a | (9.75±0.67)ab |
| 19.7 | 60 | 42.98 | 39.72 | 65.87 | 43.78 | (12.32±1.09)a | (10.02±0.98)a |
Results are shown as mean value±standard deviation (N=3). Different letters within a column indicate a significant difference based on Tukey's HSD test at p<0.05. DE=dextrose equivalent, Θ=contact angle, γ=surface free energy