Coffee extract decaffeination method

Details Coffee extract decaffeination method Coffee extract decaffeination method

A - Human Necessities

23

F

99/80

A23F 5/20 (2006.01) A23F 3/36 (2006.01)

Patent

CA 1225866

COFFEE EXTRACT DECAFFEINATION METHOD ABSTRACT OF THE DISCLOSURE A method of decaffeinating caffeine-containing liquids and particularly aqueous coffee extracts is disclosed. Caffeic acid is added to a caffeine- containing aqueous coffee extract so as to form an insoluble, colloidal caffeic acid/caffeine complex. Crystals of the insoluble caffeic acid/caffeine complex are then grown and subsequently separated from the aqueous decaffeinated coffee extract. The coffee extracts intended for use herein include both roasted and green coffee extracts. 30005-B

473064

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