METHOD FOR OBTAINING POLYPHENOLS FROM A VEGETABLE RAW MATERIAL CONTAINING SAME

摘要

The subject matter of the invention is a method for obtaining polyphenols from a vegetable raw material containing same, characterised in that it comprises at least the following steps: - optionally drying the raw material containing the polyphenols, - crushing the raw material, - defibrating the crushed raw material in an extruder in the presence of a solvent, - separating the soluble phase from the fibres, - recovering the soluble phase, crude extract, containing the polyphenols.