Separation of lignin and sugars from biomass pre-treatment liquors

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United States of America Patent

PATENT NO 10793927
APP PUB NO 20180030555A1
SERIAL NO

15550288

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Abstract

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The invention relates to an improved process for separating lignin and monomeric sugars from a liquor comprising lignin and monomeric sugars in a solvent mixture of water and at least one organic solvent, which employs membrane filtration techniques such as nanofiltration and selective water removal, preferably by permeation through a membrane which is selective for water molecules. The invention further relates to a modular system for executing the process according to the invention. The process and system according to the invention are particularly suitable to be incorporated with pre-treatment of lignocellulosic biomass, in particular by organosolv fractionation or solvolysis.

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Patent Owner(s)

Patent OwnerAddress
NEDERLANDSE ORGANISATIE VOOR TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK TNOANNA VAN BUERENPLEIN 1 'S-GRAVENHAGE 2595 DA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Huijgen, Wouter Johannes Joseph Petten, NL 5 12
Van, Tuel Marc Matheus Antonius Petten, NL 3 19
Van, Veen Henk Martin Petten, NL 3 36

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