NEUARTIGES VERFAHREN ZUR HERSTELLUNG GEREINIGTER EXTRAKTE AUS HARPAGOPHYTUM PROCUMBENS

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专利权人:

NATUREX

发明人:

ROLLAND, YOHAN,DUVAL, CHARLES

申请号：

EP08805723.7

公开号：

EP2144620B1

申请日:

2008.04.28

申请国别(地区):

EP

年份:

2015

代理人:

摘要：

A method for preparing a concentrated extract of Harpagophytum procumbens, in liquid or dry form, having a harpagoside titer greater than or equal to 5%, comprises a step of purifying a crude extract of Harpagophytum procumbens in liquid form in aqueous phase by a technique of liquid-liquid extraction with an organic solvent selected from the esters.

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