Process and salts for the preparation of 2,5-furandicarboxylic acid

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United States of America Patent

PATENT NO 11603361
APP PUB NO 20210332021A1
SERIAL NO

17274296

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Abstract

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The invention is directed to a method for the preparation, in particular for the purification of 2,5-furandicarboxylic acid or a salt thereof, comprising crystallization of a 2,5-furandicarboxylic acid mono salt and then crystallizing 2,5-furandicarboxylic diacid from this mono salt. Preferably, the method is at least partially carried out in a continuous or semi-continuous manner, preferably at least partially in one or more continuous mixed-suspension mixed product removal (MSMPR) crystallizers in series.

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Patent Owner(s)

  • NEDERLANDSE ORGANISATIE VOOR TOEGEPASTNATUURWETENS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Crockatt, Marc 's-Hertogenbosch, NL 17 5
Roa, Engel Carol Andrea Delfgauw, NL 3 6
Roelands, Cornelis Petrus Marcus Voorschoten, NL 15 15
Van, Der Meer Johannes Loenen aan de Vecht, NL 11 26

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