Procédé d'obtention d'une composition enrichie en dihydroquercétine ou en tanins - Archive ouverte HAL Accéder directement au contenu
Brevet Année : 2014

Procédé d'obtention d'une composition enrichie en dihydroquercétine ou en tanins

Résumé

The invention relates to a process for obtaining a conifer bark-base composition enriched with dihydroquercetin or with tannins, comprising the following steps: a) grinding dried shavings of bark from a conifer so as to obtain a ground conifer bark particle material, and b) selecting, from the ground particle material obtained in step a), the fraction of particles:- of smallest size representing at most 40% by weight, relative to the total weight of the ground particle material obtained in step a), this fraction being enriched with tannins; or - of largest size representing at most 50% by weight, relative to the total weight of the ground particle material obtained in step a), this fraction being enriched with dihydroquercetin.
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Dates et versions

hal-01595659 , version 1 (26-09-2017)

Identifiants

  • HAL Id : hal-01595659 , version 1
  • PRODINRA : 387680

Citer

Chahinaz Aouf, Claire Mayer, Abdellatif Barakat, Hélène Fulcrand. Procédé d'obtention d'une composition enrichie en dihydroquercétine ou en tanins. France, N° de brevet: WO2016096781. 2014, 45 p. ⟨hal-01595659⟩
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