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Patent Searching and Data


Title:
PRODUCTION OF NEW FOOD MATERIAL FROM OOLONG TEA LEAF AS RAW MATERIAL
Document Type and Number:
Japanese Patent JP3138332
Kind Code:
B2
Abstract:

PURPOSE: To obtain a food material giving refreshing feel after a meal, taking advantage of the newly discovered surface active effect of the liquid extract obtained from oolong tea leaves using an acidic liquid.
CONSTITUTION: A liquid extract obtained from oolong tea leaves using an acidic liquid is fractionated using an adsorbent or separation membrane to eliminate fractions rich in caffeine theobromine, etc., and take a fraction having surface active effect and rich in catechin dimer and trimer. The latter fraction is, if needed, concentrated and dried.


Inventors:
Sugiyama, Kenkichi
Application Number:
JP16205892A
Publication Date:
February 26, 2001
Filing Date:
May 28, 1992
Export Citation:
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Assignee:
MORINAGA & CO LTD
International Classes:
A23F3/16; A23F3/18; A23L1/30; A23L33/00; (IPC1-7): A23L1/30; A23F3/16; A23F3/18