用溶剂蒸发法研制维生素C微胶囊
Microencapsulation of Vitamin C Via Process of Solvent Vaporation
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摘要: 本文用溶剂蒸发法研制了以乙基纤维素、羟两基甲基纤维素苯二甲酸酯等聚合物为包覆材料的维生素C微胶囊,探讨了微胶囊化的条件和包覆效果,并测定了微胶囊的载药量及其溶解释放性能。Abstract: The microcapsules of Vitamin C--ethyl cellulose and Vitamin C--hydropropylmethylcellulose phthalate have been prepared via the process of solvent vaporation.The effect of microencapsulation conditions on the morphology of microcapsules hasbeen studied, an