Table 2.
Mass loss obtained by TG of isopentyl caffeate (ICaf), β-cyclodextrin (β-CD), and inclusion complex prepared by physical mixture (PM), kneading (KN) and co-evaporation (CO) using molar ratios of (ICaf:β-CD) of 0.25:1, 1:1 and 2:1.
| Sample | ∆m1 (%) 30–170 °C |
∆m2 (%) 170–280 °C |
∆m3 (%) 280–400 °C |
∆m4 (%) 400–900 °C |
|---|---|---|---|---|
| ICaf | 0.72 | 11.99 | 56.34 | 16.05 |
| β-CD | 13.57 | 0.09 | 73.15 | 13.19 |
| PM 0.25:1 | 12.40 | 1.93 | 72.68 | 8.34 |
| KN 0.25:1 | 11.72 | 1.43 | 73.29 | 12.87 |
| CO 0.25:1 | 12.00 | 1.29 | 71.83 | 9.81 |
| PM 1:1 | 10.9 | 3.74 | 65.28 | 9.85 |
| KN 1:1 | 10.62 | 5.58 | 61.61 | 9.47 |
| CO 1:1 | 6.48 | 6.49 | 70.31 | 9.74 |
| PM 2:1 | 9.81 | 6.05 | 66.04 | 11.85 |
| KN 2:1 | 8.26 | 7.23 | 62.85 | 11.99 |
| CO 2:1 | 7.73 | 8.30 | 65.21 | 11.66 |