Walnut oligopeptide powder, preparation method and application thereof

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United States of America Patent

PATENT NO 11072637
APP PUB NO 20190276504A1
SERIAL NO

16071583

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Abstract

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The present invention provides a walnut oligopeptide powder, a preparation method and application thereof. The oligopeptide powder has a peptide content of 80 wt % or higher, in which 95% or more of the peptides have a molecular weight of less than 1,500 Da. The method includes extracting walnut proteins using a highly efficient countercurrent extraction process, and subjecting the extract to filtration, enzymolysis, purification with a microfiltration membrane and an ultrafiltration membrane, concentrating, and spray drying to obtain the oligopeptide powder. The oligopeptide powder has an anti-oxidant activity and provides a protective effect for a neuron, and thus can ameliorate or treat memory deterioration and relieve fatigue.

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Patent Owner(s)

  • SINPHAR TIAN-LI (HANGZHOU) PHARMACY COMPANY LIMITED

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hong, Da Zhejiang, CN 5 0
Liu, Mingchuan Zhejiang, CN 1 0
Wang, Zhaori Zhejiang, CN 1 0
Yang, Jinping Zhejiang, CN 20 194
Yang, Shengjie Zhejiang, CN 5 2

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