Composition for preparing empty capsules and starch-based empty capsules thereof
A technology for hollow capsules and starch matrix, which is applied to the composition for preparing hollow capsules and the field of starch matrix hollow capsules, can solve the problems of difficulty in water removal, large water content of glue, no products, etc., and achieves increased hydrophilicity. performance, lowering the gelatinization temperature, and the effect of inhibiting regeneration
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Embodiment 1
[0020] 55wt% hydroxypropyl cornstarch (degree of substitution DS = 0.007, gelatinization temperature 70°C; hydroxypropyl cornstarch is prepared from cornstarch and propylene oxide by conventional reaction in starch industry), 49.5wt% formazan Base cellulose and 0.5wt% konjac gum were mixed to prepare a composition for preparing hollow capsules.
[0021] The above-mentioned composition for preparing empty capsules and a small amount of KCl (about 0.05% by weight of the composition) as a coagulant aid are mixed with water that is 8 times the weight of the composition and heated to gelatinize After gelatinization, a starch-based hollow capsule with good flexibility and good disintegration performance is prepared by adopting a conventional capsule preparation process.
[0022] The prepared starch-based hollow capsules were disintegrated with reference to the method stipulated in the second part of the Chinese Pharmacopoeia in 2010, using Tianda Tianfa ZB-1E intelligent disintegrat...
Embodiment 2
[0024] With 95wt% hydroxypropyl tapioca starch (degree of substitution DS=0.93, gelatinization temperature 30 DEG C, hydroxypropyl tapioca starch is prepared by tapioca starch and propylene oxide through the conventional reaction mode of starch industry), 4.5wt% of Chitosan and 0.5wt% carrageenan were mixed to prepare a composition for preparing hollow capsules.
[0025] The above-mentioned composition for preparing hollow capsules and a small amount of potassium citrate (about 0.15% by weight of the composition) as a coagulant aid are mixed with water that is 6 times the weight of the composition and heated After gelatinization and gelatinization, starch-based hollow capsules with good flexibility and good disintegration properties were prepared by conventional capsule preparation techniques.
[0026] The prepared starch-based hollow capsules were disintegrated with reference to the method stipulated in the second part of the Chinese Pharmacopoeia 2010 edition. Tianda Tianfa ...
Embodiment 3
[0028] With 79.5wt% hydroxypropyl potato starch (degree of substitution DS=0.21, gelatinization temperature 50 ℃, hydroxypropyl potato starch is prepared by potato starch and propylene oxide through the conventional reaction mode of starch industry), 0.5wt% Hydroxypropyl cellulose and 20wt% guar gum were mixed to prepare a composition for preparing hollow capsules.
[0029] The above-mentioned composition for preparing empty capsules and a small amount of calcium chloride (about 0.2% by weight of the composition) as a coagulant aid are mixed with water that is 5 times the weight of the composition and heated After gelatinization and gelatinization, starch-based hollow capsules with good flexibility and good disintegration properties were prepared by conventional capsule preparation techniques.
[0030]The prepared starch-based hollow capsules were disintegrated with reference to the method stipulated in Part II of the Chinese Pharmacopoeia in 2010, using Tianda Tianfa ZB-1E in...
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