Title: Method for purifying condensate of tea extraction compound
Application Number: 200610169500 Application Date: 2003.10.27
Publication Number: 1981586 Publication Date: 2007.06.20
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: A23F3/22;A23F3/20
Applicant(s) Name: KAO Corp. Address:
Inventor(s) Name: Ogura Yoshikazu;Ohishi Susumu;Fukuda Masahiro;Taka
Attorney & Agent: longchun
Abstract:
    A method of selectively removing caffeine from a caffeine-containing catechin compound composition, characterized by dissolving the caffeine-containing catechin compound composition in a mixed solution comprising an organic solvent and water in a weight ratio of from 9/1 to 1/9 and bringing the solution into contact with activated carbon or with activated carbon and either acid clay or activated clay; and a bottled drink containing a decaffeinated composition obtained by the method.
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