Method for Purifying Product Mixtures From Transesterification Reactions
AssigneeBayer Technology Services GmbH
InventorsMichael Traving, Johannes-Peter Schaefer, Rafael Warsitz, Waldemar Widuch, Werner Bäcker, Uwe Spörer
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Abstract
The invention relates to an industrial process for purifying the product mixture of a transesterification reaction with a polar, electrolyte-containing organic phase, in which the electrolytes are removed from the permeating polar organic phase by means of a nanofiltration step.
Claims13
A process for purifying the product mixture of a transesterification reaction with a polar, electrolyte-containing organic phase, wherein the electrolytes are removed from the permeating polar organic phase by means of a nanofiltration step.
A process according to any one of the preceding claims, wherein the nanofiltration is carried out at a temperature between 15° C. and 90° C.
Dependencies are inferred from the claim text.