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    • 2. 发明申请
    • PROCESS FOR MANUFACTURE OF HIGHLY ENRICHED EXTRACT CONTAINING ZEAXANTHIN AND/OR ITS ESTERS
    • 含有高锰酸盐和/或其酯的高效提取物的制备方法
    • WO2013127255A1
    • 2013-09-06
    • PCT/CN2013/000176
    • 2013-02-22
    • DSM IP ASSETS B.V.HE, QingZHAO, Hai NingHUGENTOBLER, Max
    • HE, QingZHAO, Hai NingHUGENTOBLER, Max
    • C09B61/00A23L1/30A23L1/275A61K31/07
    • C09B61/00A23L5/44A23L33/105A61K31/07
    • A process for the manufacture of an extract of Goji berries containing zeaxanthin and/or its esters is provided, comprising the following steps: a) obtaining dried Goji berries or size reduced pieces thereof; and b) treating the dried Goji berries or the size reduced pieces thereof with an alkali solution; and c) extracting the Goji berries or the size reduced pieces thereof obtained in step b) with a solvent selected from the group consisting of ethyl acetate, hexane, heptane, petroleum ether, acetone, butane, ethyl methyl ketone, methanol, propan-2-ol and mixtures thereof; and d) removing the solvent from the extracts obtained in step c); and e) optionally cleaving the esters in the dried extracts obtained in step d); and f) optionally crystallizing the dried extracts obtained in step d) or e) in an aliphatic straight or branched C 1-4 alcohol. Preferably the process consists only of the steps a) to f) given above.
    • 提供了一种制备含有玉米黄质和/或其酯的枸杞浆果提取物的方法,包括以下步骤:a)获得干燥的枸杞子或其尺寸减小的片; 和b)用碱溶液处理干燥的枸杞或其大小减少的块; 和c)用选自乙酸乙酯,己烷,庚烷,石油醚,丙酮,丁烷,乙基甲基酮,甲醇,丙-2-醇的溶剂提取步骤b)中获得的枸杞或其大小减少的片 醇及其混合物; 和d)从步骤c)中获得的提取物中除去溶剂; 和e)任选地将步骤d)中获得的干燥提取物中的酯裂解; 和f)任选地将步骤d)或e)中获得的干燥提取物结晶在脂肪族直链或支链C 1-4醇中。 优选地,该方法仅由上述步骤a)至f)组成。