Method for recovering aroma concentrate from a caffeine- or theobromine-comprising food base material

H.R. Kattenberg (Inventor), J.H.A. Willemsen (Inventor), D.A.J. Starmans (Inventor), H.D. Hoving (Inventor), M.G.M. Winters (Inventor)

    Research output: PatentOther research output

    Abstract

    Described is a method for recovering aroma concentrate from a caffeine- or theobromine-comprising food base material, such as coffee or tea, and in particular cocoa, at least comprising the steps of: introducing the food base material into an aqueous extractant and incubating the food base material at a suitable temperature and for a suitable period, substantial extraction of the aromas taking place to form an aqueous food extract, pervaporating the food extract using a hydrophobic pervaporation membrane to form a food aroma permeate, recovering the permeate to obtain the aroma concentrate. Also described are food concentrates obtainable via the abovementioned method.
    Original languageEnglish
    Patent numberWO0038540
    Priority date23/12/98
    Publication statusPublished - 6 Jul 2000

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