Research Article
Preparation and Characterization of HPMC/PVP Blend Films Plasticized with Sorbitol
Table 1
Microstructural parameters of HPMC/PVP blend films plasticized with Sorbitol {Sample = HPMC + PVP [S]}.
| Sample | (deg) | (Å) | | (Å) | g (%) | | | | Crystallinity (%) |
| S + 0 | 12.74 | 6.93 | 25.20 | 174.63 | 0.1 | | | 0.3 | 54.50 | 20.43 | 4.34 | 3.08 | 13.36 | 0.1 | | | 0.06 | S + 0.2 g Sorbitol | 13.60 | 6.49 | 1.60 | 10.38 | 0.1 | | | 0.04 | 13.07 | 20.67 | 4.29 | 2.75 | 11.79 | 0.2 | | | 0.06 | S + 0.4 g Sorbitol | 12.83 | 6.89 | 1.4 | 9.64 | 0.1 | | | 0.08 | 11.54 | 20.27 | 4.37 | 3.50 | 15.29 | 0.2 | | | 0.05 | S + 0.6 g Sorbitol | 12.55 | 7.04 | 2.85 | 20.06 | 0.2 | | | 0.06 | 10.76 | 20.73 | 4.28 | 3.15 | 13.48 | 0.1 | | | 0.05 | S + 0.8 g Sorbitol | 14.77 | 5.99 | 2.25 | 15.79 | 0.2 | | | 0.05 | 23.88 | 20.41 | 4.34 | 3.15 | 13.67 | 0.1 | | | 0.13 |
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