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Process for extraction of polyphenolic compounds of catechin type from plants, the so obtained extract and its use
Process for extraction of polyphenolic compounds of catechin type from plants, the so obtained extract and its use
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机译:从植物中提取儿茶素型多酚化合物的方法,如此获得的提取物及其用途
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摘要
Process for extracting catechinic polyphenols, essentially oligomers, from potentilla species, comprises: a) the plant (whole or part) is treated with a polar organic solvent (pure or mixed with water); b) this extract is evaporated to dryness, at or below 60 degrees C; c) the residue is taken up in water and the oligomeric catechinic polyphenols extracted with a solvent immiscible with water; d) the solvent is evaporated to dryness at or below 60 degrees C. The extract obtained is claimed.
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