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Black soybean hull extract, method for obtaining, and use thereof
专利权人:
Yanmei Li;Fengying Zhou;Xiarui Dou
发明人:
Yanmei Li,Fengying Zhou,Xiarui Dou
申请号:
US12908121
公开号:
US08206764B2
申请日:
2010.10.20
申请国别(地区):
US
年份:
2012
代理人:
摘要:
Methods for preparing black soybean hull extracts and uses thereof. The methods can comprise: (1) extracting crushed black soybean hull with aqueous solution containing enzyme and filtering the extracted liquid; (2) ultrafiltration of the extract liquid with an ultrafiltration membrane; (3) absorbing the ultrafiltration liquid with an absorption resin or an ion exchange resin, and elution with ethanol to obtain purified extract liquid; (4) concentrating the purified extract liquid under vacuum; (5) spray drying the concentrated liquid. The extract can contain: 10-45% of cyanidin, 10-25% of catechin, and 40-80% of OPC, and with a total polyphenol content as high as 70-100%. The extract can be used for preparing drugs or food containing antioxidants, or used for improving metabolic syndrome or eyesight.
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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