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Title:
SPECIFIC POLYPHENOL USED IN FOOD AND DRINK PRODUCTS, SUPPLEMENTS, PHARMACEUTICALS, AND THE LIKE AND METHOD FOR MANUFACTURING SAID SPECIFIC POLYPHENOL
Document Type and Number:
WIPO Patent Application WO/2014/092175
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a method for manufacturing a comparatively high-purity ≥4-mer polyphenol by precisely isolating said ≥4-mer polyphenol from a polyphenol mixture. This method for manufacturing a specific polyphenol uses a non-acid-containing eluent to isolate a ≥4-mer polyphenol from a polyphenol mixture via gel filtration fractionation, e.g. liquid chromatography or gel filtration chromatography.

Inventors:
NATSUME MIDORI (JP)
SUMI KOICHIRO (JP)
Application Number:
PCT/JP2013/083429
Publication Date:
June 19, 2014
Filing Date:
December 13, 2013
Export Citation:
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Assignee:
MEIJI CO LTD (JP)
International Classes:
C07D311/62; A61K31/353; A61P9/10; A61P25/18; A61P35/00; A61P37/08; A61P39/06
Domestic Patent References:
WO2010150538A12010-12-29
WO2006068212A12006-06-29
WO2000064883A12000-11-02
Foreign References:
JPH10218769A1998-08-18
JP2005314316A2005-11-10
JPH06247959A1994-09-06
JP2011178728A2011-09-15
JP2010260823A2010-11-18
Attorney, Agent or Firm:
KITAHARA Hiroyoshi et al. (JP)
Hironobu Kitahara (JP)
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