Title:
TEA EXTRACT LIQUID STABLE DURING LONG PRESERVATION PERIOD, AND ITS PRODUCTION
Document Type and Number:
Japanese Patent JP3511164
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To obtain the subject tea extract liquid, prevented from insolubilization resulting from heating or freezing of protein or a polysaccharide and also from agglutination with tannin while being preserved for a prolonged period, excellent in flavor, and of visually high commercial value, by including carageenan.
SOLUTION: This extract liquid, containing soluble solids (Bx) preferably at 0.2 to 18 wt.% and of straight type to be directly drunk or of concentrated type to be drunk after being diluted, is obtained by extracting tea leaves with hot water and incorporating a carageenan therein preferably at 0.0005 to 0.3 wt.%. The carageenan is preferably of copper type and contains carageenan at 30 to 100 wt.%. Stability of the extract liquid during preservation for a prolonged periods can be enhanced preferably by cooling the liquid to remove turbid components or incorporating tannase before carageenan is added.
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Inventors:
Takano, Tetsuo
Kaneko, Rieko
Kaneko, Rieko
Application Number:
JP13259699A
Publication Date:
March 29, 2004
Filing Date:
May 13, 1999
Export Citation:
Assignee:
UNICAFE INC
International Classes:
A23F3/14; A23F3/16; A23F3/18; (IPC1-7): A23F3/14; A23F3/18
Attorney, Agent or Firm:
梅村 莞爾