Method for purifying carboxylic acids from fermentation broths
AssigneeThyssenkrupp Industrial Solutions AG
InventorsJoachim Schulze, Wolfgang Tietz, Isabel Waengler, Klaus Kuehlein
Life of this patent
Estimating the term…
Abstract
Disclosed is a method for removing and purifying carboxylic acids from fermentation broths, comprising removing biomass and any solids present from the fermentation broth, finely cleaning up the biomass-free and solids-free fermentation broth by nanofiltration, and removing the carboxylic acid from the finely cleaned, biomass-free, and solids free fermentation broth by adsorption to one or more solid phases having tertiary amino groups.
Claims17
A method for removing and purifying carboxylic acids from fermentation broths, comprising:
- removing biomass and any solids present from the fermentation broth;
- finely cleaning up the biomass-free and solids-free fermentation broth by nanofiltration;
- and
- removing the carboxylic acid from the finely cleaned, biomass-free, and solids free fermentation broth by adsorption to one or more solid phases having tertiary amino groups.
A device for removing and purifying carboxylic acids from fermentation broths, comprising:
- means for removing biomass and any solids present from the fermentation broth;
- means for finely cleaning up the biomass-free and solids-free fermentation broth by nanofiltration;
- and
- means for removing the carboxylic acid from the finely cleaned, biomass-free, and solids free fermentation broth by adsorption to one or more solid phases having tertiary amino groups.
Dependencies are inferred from the claim text.