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    • 11. 发明公开
    • 그물바탕말속 추출물을 포함하는 미백용 조성물
    • 含有DICTYOTA萃取物的组合物
    • KR1020090020216A
    • 2009-02-26
    • KR1020070084778
    • 2007-08-23
    • 재단법인 제주테크노파크
    • 김기옥강민철이주엽한종헌진호경김행범김봉석안승현
    • A61K8/97A61Q19/02
    • A61K8/97A61K36/03A61K2236/333A61Q19/02Y10S514/844
    • A whitening composition containing the extract of Dictyota is provided to improve the inhibitory activity of tyrosinase in the cell and inhibitory activity of melanin formation, so that the composition is usable for the functional cosmetics. The whitening composition contains the extract of Dictyota which is prepared by washing the brown algae of Dictyota with the flowing water; drying the brown algae of Dictyota at 40 deg. C for 3 days and pulverizing it; extracting the pulverized product with 70% ethanol at room temperature for 2-3 days; filtering the extract; repeating the extracting and filtering process 2-3 times; concentrating the filtered solution under reduced pressure, and freeze-drying the concentrate to prepare the crude extract; and fractionating the crude extract with solvent having different polarity sequentially.
    • 提供含有Dictyota提取物的增白组合物,以改善酪氨酸酶在细胞中的抑制活性和黑色素形成的抑制活性,使得该组合物可用于功能性化妆品。 美白组合物含有Dictyota的提取物,其通过用流动的水洗涤Dictyota的棕色藻类而制备; 在40度干燥Dictyota的棕色藻类。 C 3天,粉碎; 用70%乙醇在室温下萃取粉碎产物2-3天; 过滤提取物; 重复提取和过滤2-3次; 在减压下浓缩过滤的溶液,并冷冻干燥浓缩物以制备粗提取物; 并用依次具有不同极性的溶剂对粗提物进行分馏。