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一种不易吸湿的明胶空心胶囊及其制备工艺
InventionActive
9Claims · 1 independent
§ Ⅰ
Dossier Overview
Inventor
徐生荣; 陆志冬; 刘琳; 王江平
IPC Classification
A61K 9/48 (2006.01)A61K 47/42 (2017.01)A61K 47/36 (2006.01)A61K 47/32 (2006.01)A61K 47/14 (2017.01)
本发明公开了一种不易吸湿的明胶空心胶囊及其制备工艺,涉及医用胶囊技术领域。本申请制备了一种明胶空心胶囊,采用明胶和乙酰化银耳多糖修饰明胶作为胶囊材料,使得空心胶囊耐久性好并降低了明胶空心胶囊的吸湿性。本申请采用的明胶的分子量为10000‑100000Da,使得胶液的流动性好,易于脱泡和均匀蘸胶,提高了包衣成囊率。使用乙酰化银耳多糖修饰明胶,乙酰化银耳多糖修饰明胶分子量大,提高了空心胶囊的成膜后强度,降低了胶囊的脆碎现象。本申请还对银耳多糖进行了乙酰化改性,增强了银耳多糖的疏水效果,从而降低了明胶空心胶囊的吸湿性。
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