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METHOD FOR PRODUCING POLYGONUM TINCTORIUM EXTRACTamp; xA;

机译：虎杖提取物的制备方法

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摘要

An object of the present invention is to provide a tryptanthrin-containing indigo-plant leaf extract particularly suitable for application to the skin. The present invention provides a method for producing a tryptanthrin-containing indigo-plant leaf extract, the method comprising filtering a mixture of a concentrated ethanol extract of indigo-plant leaves and a polyhydric alcohol, and collecting the filtrate. The present invention further provides an indigo-plant leaf extract produced by this method.

机译：本发明的目的是提供特别适用于皮肤的含色胺酮的靛蓝植物叶提取物。本发明提供了一种生产含色胺酮的靛蓝植物叶提取物的方法，该方法包括过滤靛蓝植物叶的浓乙醇提取物和多元醇的混合物，并收集滤液。本发明进一步提供了通过该方法生产的靛蓝植物叶提取物。

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公开/公告号EP2700406A1

专利类型
公开/公告日2014-02-26

原文格式PDF
申请/专利权人 SUNSTAR INC.;
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申请/专利号EP20120757148
发明设计人 KUSAKARI TAKASHI;YAMASHITA KENTARO;
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申请日2012-03-14
分类号A61K36;A61K8/97;A61K31/502;A61P17;A61P31/10;A61P37/08;A61Q17/04;A61Q19;A61Q19/10;
国家 EP
入库时间 2022-08-21 15:46:40

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