Title:
PRODUCTION OF TEA POLYPHENOL CONTAINING LOW CAFFEINE
Document Type and Number:
Japanese Patent JP3504309
Kind Code:
B2
Abstract:
PURPOSE: To provide a method for efficiently producing tea polyphenol having a low caffeine content by an extremely simple method.
CONSTITUTION: A tea extract is dissolved or suspended in an organic solvent and washed with an aqueous solution of an acid to provide the objective method for producing tea polyphenol having a low caffeine content.
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Inventors:
Ryuta Seto
Iizuka Suruhiko
Yukihiko Hara
Iizuka Suruhiko
Yukihiko Hara
Application Number:
JP34553993A
Publication Date:
March 08, 2004
Filing Date:
December 22, 1993
Export Citation:
Assignee:
Mitsui Norin Co., Ltd.
International Classes:
A23F3/18; A61K31/35; A61K31/352; A61K31/353; A61K36/18; A61P3/06; A61P3/08; C07D311/62; (IPC1-7): A61K35/78; A23F3/18; A61K31/35
Domestic Patent References:
JP770105A | ||||
JP6142405A | ||||
JP6116258A | ||||
JP69607A | ||||
JP5219889A |
Attorney, Agent or Firm:
Fujiro Kubota