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PROCESS FOR PRODUCING NONPOLYMERIC CATECHIN CONTAINING TEA EXTRACT
专利权人:
发明人:
申请号:
EP05768371.6
公开号:
EP1785038B1
申请日:
2005.08.03
申请国别(地区):
EP
年份:
2012
代理人:
摘要:
A process for producing a tea extract containing non-polymer catechins, which includes immersing unfermented tea leaves in ethanol or an ethanol-water solution having an ethanol concentration of from 85 to 99.5 vol% to obtain unfermented tea leaves having a percentage catechin residue of at least 80 wt% based on a catechin content of the unfermented tea leaves before the immersion in the ethanol or ethanol-water solution, and then extracting the unfermented tea leaves with warm water or hot water. The highly-efficient extraction of non-polymer catechins makes it possible to obtain a tea extract, which has an improved taste and does not produce sediment when added to beverages.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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