Process for the production of camomile extracts rich in flavones
AssigneeDegussa AG
InventorsOtto Isaac, Reinhold Carle, Bernd Dolle
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Abstract
This invention relates to the production of camomile extracts rich in flavone by extracting ordinary camomile drug together with added camomile wing petals.
Claims4
A process of improving the efficiency of extracting camomile and producing a camomile extract rich in flavones comprising extracting a mixture of dried camomile flowering heads and additional camomile wing petals wherein the weight of added camomile wing petals on a dry basis to the camomile flowering heads is 1:9 to 1:2.3 parts by weight with a solvent which is an aliphatic alcohol or solketal or a mixture of such a solvent and water, said extract containing at least 80 mg% of volatile oil.
Dependencies are inferred from the claim text.