Table 1.
Viscosities and related parameters of both microencapsulated formulations
| Formula code | Set speed | rpm | Viscosity (mPa·s) | Shear rate (s−1) | Torque (mNm) | Shear stress (Pa) |
|---|---|---|---|---|---|---|
| PB-SA | 1 | 20 | UD | 23.9±1 | UD | UD |
| 2 | 35 | UD | 42.2±2 | UD | UD | |
| 3 | 61 | UD | 74.5±2 | 0.08±0.02 | UD | |
| 4 | 107 | 25±0.2 | 125.1±2 | 0.11±0.01 | 3.2±0.01 | |
| 5 | 187 | 20±0.1 | 222.2±3 | 0.17±0.03 | 4.5±0.01 | |
| 6 | 327 | 15±0.1 | 385.7±4 | 0.21±0.01 | 5.7±0.03 | |
| 7 | 572 | 10±0.3 | 681.8±8 | 0.26±0.03 | 6.9±0.02 | |
| 8 | 1,000 | 9±0.1 | 1,194±10 | 0.40±0.01 | 10.9±0.01 | |
| PB-DCA-SA | 1 | 20 | UD | 28±1 | UD | UD |
| 2 | 35 | UD | 42.1±2 | UD | UD | |
| 3 | 61 | UD | 74.4±3 | UD | UD | |
| 4 | 107 | UD | 124.9±5 | UD | UD | |
| 5 | 187 | UD | 221.9±7 | 0.11±0.01 | UD | |
| 6 | 327 | 12±0.2 | 385.0±5 | 0.16±0.03 | 4.5±0.03 | |
| 7 | 572 | 11±0.1 | 681±10 | 0.27±0.02 | 7.2±0.01 | |
| 8 | 1,000 | 10±0.2 | 1,195±12 | 0.43±0.01 | 11.7±0.02 |
Note: n=3. Data are described as mean ± SD.
Abbreviations: DCA, deoxycholic acid; PB, probucol; SA, sodium alginate; SD, standard deviation; UD, undetected (below the instrument limit of detection).