Preparation and Characterization of HPMC/PVP Blend Films Plasticized with Sorbitol

Table 3

Mechanical properties of HPMC/PVP blend films plasticized with Sorbitol.

Sample	Tensile strength (MPa)	Young’s Modulus (MPa)	Stiffness	% of elongation
HPMC + PVP + 0	22.90	986.80	54.80	3.12
HPMC + PVP + 0.2 g Sorbitol	18.9	734.62	48.9	8.23
HPMC + PVP + 0.4 g Sorbitol	9.83	332.35	36.92	9.45
HPMC + PVP + 0.6 g Sorbitol	6.60	193.78	21.53	6.83
HPMC + PVP + 0.8 g Sorbitol	7.56	424.78	47.19	4.28