Purification of succinic acid from fermentation broth on non-functionalized chromatographic resin
US9272977B2 · kind B2 · utility
1Cited by
3References
20Claims
0Family size
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Key dates
| Filing date | Apr 17, 2013 |
| Grant date | Mar 1, 2016 |
| Priority date | — |
| Expiry date | Apr 17, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12P7/46
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process for purifying a filtered fermentation broth of succinic acid is described. The process involves separating succinic acid from the other organic acids and salts in a raw filtered broth using a non-functionalized chromatographic resin. The operation can be run either as an isocratic elution to yield free succinic acid, or as a gradient or binary elution to produce succinate salt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.