Abstract: A process for the preparation of lactic acid and 2-hydroxy-3-butenoic acid or esters thereof from a sugar in the presence of a metallo-silicate material, a metal ion and a solvent, wherein the metal ion is selected from one or more of the group consisting of potassium ions, sodium ions, lithium ions, rubidium ions and caesium ions.
Type:
Grant
Filed:
August 15, 2014
Date of Patent:
February 21, 2017
Assignee:
Haldor Topsie A/S
Inventors:
Martin Spangsberg Holm, Irantzu Sadaba Zubiri, Søren Tolborg, Christian Mårup Osmundsen, Esben Taarning
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