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    • 17. 发明专利
    • Method for purifying sophorose lipid
    • 纯化脂肪酸的方法
    • JP2003009896A
    • 2003-01-14
    • JP2001200234
    • 2001-06-29
    • Iwata Kagaku Kogyo KkSaraya Kkサラヤ株式会社磐田化学工業株式会社
    • FURUTA TAROIGARASHI KEISUKESAKAKIBARA AKIKOITO TAKAHIDE
    • C12P19/00C12R1/72
    • PROBLEM TO BE SOLVED: To provide a method for obtaining an SL hydrated product of high concentration by removing liquid and solid components from a finished liquid of cultivation without using an organic solvent. SOLUTION: The method for purifying a sophorose lipid comprises: a process in which an acidic culture liquid containing an insoluble sophorose lipid obtained by culturing, is neutralized to solubilize the sophorose lipid; a process in which the culture liquid is subjected to a solid-liquid separation to remove the solids in the culture liquid; a process in which the culture liquid is acidified to insolubilize the sophorose again; and a process in which the sophorose lipid is precipitated, and the supernatant is removed. In this purification process, the sophorose hydrated product of high concentration is obtained.
    • 要解决的问题:提供一种通过从成品的培养液中除去液体和固体成分而不使用有机溶剂来获得高浓度的SL水合产物的方法。 解决方案:提纯槐糖脂的方法包括:将含有通过培养获得的不溶性槐糖脂的酸性培养液中和以溶解槐糖脂的方法; 将培养液进行固液分离以去除培养液中的固体的方法; 使培养液酸化以使槐糖再次溶解的方法; 以及沉淀槐糖脂的方法,除去上清液。 在该纯化方法中,得到高浓度的槐糖水合物。