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1. (WO2010119978) TEA LEAVES FOR GREEN TEA DRINK EXTRACTION

Pub. No.:    WO/2010/119978    International Application No.:    PCT/JP2010/056958
Publication Date: Fri Oct 22 01:59:59 CEST 2010 International Filing Date: Thu Apr 15 01:59:59 CEST 2010
IPC: A23F 3/00
A23F 3/16
Applicants: ITO EN, LTD.
株式会社伊藤園
SASAME, Masami
笹目正巳
KINUGASA, Hitoshi
衣笠仁
OKANOYA, Kazunori
岡野谷和則
ITO, Fumio
伊藤章雄
IRYO, Hitoshi
井料均
Inventors: SASAME, Masami
笹目正巳
KINUGASA, Hitoshi
衣笠仁
OKANOYA, Kazunori
岡野谷和則
ITO, Fumio
伊藤章雄
IRYO, Hitoshi
井料均
Title: TEA LEAVES FOR GREEN TEA DRINK EXTRACTION
Abstract:
Provided are tea leaves for green tea drink extraction. A green tea drink that can be stored without dregs precipitating and without turning brown, and also tastes good chilled, can be extracted from said leaves. Said leaves are characterized in that the relationship between X and Y fulfills condition (1), where X is the weight fraction of theanine content with respect to the total weight of dried tea leaves, and Y is the weight fraction of monosaccharide content with respect to caffeine content. (1) −0.136X + 0.35 ≤ Y ≤ −0.136X + 0.46