茶葉抽出物

Japanese Patent JP6597984

B2

The purpose of the present invention is to provide a tea leaf extract rich in high-stability anthocyanin and exceptional palatability. Specifically, the present invention provides a tea leaf extract containing, with respect to the dry weight of the tea leaf extract, at least 0.13% by weight of delphinidin or a glycoside thereof and no more than 23.0% by weight of a catechin; a method for manufacturing the tea leaf extract in which extraction is performed on the tea leaves using water in a volume of no less than 10 times the dry weight of the tea leaves at a temperature of 70 to 95°C and a time of 5 to 60 minutes; a beverage/foodstuff containing the tea leaf extract or composition; and a use for said beverage/foodstuff.

JP2647586	[Title of Invention] Food Additive
JP7247386	Method for producing green tea extract
JP2989075	METHOD FOR EXTRACTING ACTIVE INGREDIENT OF DRY PLANT AND EXTRACTING APPARATUS

Fumiki Kawaguchi
Koichi Sugita
Akira Murakami
Katsuhiko Nakahama
Kazuya Nanto
Yoshihiro Kawaoka
Mari Yamamoto

JP2018065495A

October 30, 2019

March 29, 2018

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NIPPON PAPER INDUSTRIES CO.,LTD.
National Institute for Agricultural and Food Industry Research Organization

A23F3/18; A23F3/16; A23L33/105

JP6338532B2

WO2011108487A1

BioFactors,2012年 3月14日,38, 3,226-233
村松 敬一郎 編集,シリーズ<食品の科学>茶の科学,株式会社朝倉書店,1997年 9月 1日,初版第8刷,52, 53, 113頁
茶業研究報告,1972年,37,69-78
平成23年度食品試験研究成果情報,2012年 3月,24,28-29,https://www.naro.affrc.go.jp/publicity_report/publication/files/h23seica_all.pdf参照
J Sci Food Agric,2012年 3月14日,92,2379-2386

Sakai International Patent Office

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