Lactic Acid Yield Using Different Bacterial Strains, Its Purification, and Polymerization through Ring-Opening Reactions
Laboratory-scale anaerobic fermentation was performed to obtain lactic acid from lactose, using five lactic acid bacteria: Lactococcus lactis, Lactobacillus bulgaricus, L. delbrueckii, L. plantarum, and L. delbrueckii lactis. A yield of 0.99 g lactic acid/g lactose was obtained with L. delbrueckii,...
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| Format: | Article |
| Language: | English |
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Wiley
2014-01-01
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| Series: | International Journal of Polymer Science |
| Online Access: | http://dx.doi.org/10.1155/2014/365310 |
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| author | F. G. Orozco A. Valadez-González J. A. Domínguez-Maldonado F. Zuluaga L. E. Figueroa-Oyosa L. M. Alzate-Gaviria |
| author_facet | F. G. Orozco A. Valadez-González J. A. Domínguez-Maldonado F. Zuluaga L. E. Figueroa-Oyosa L. M. Alzate-Gaviria |
| author_sort | F. G. Orozco |
| collection | DOAJ |
| description | Laboratory-scale anaerobic fermentation was performed to obtain lactic acid from lactose, using five lactic acid bacteria: Lactococcus lactis, Lactobacillus bulgaricus, L. delbrueckii, L. plantarum, and L. delbrueckii lactis. A yield of 0.99 g lactic acid/g lactose was obtained with L. delbrueckii, from which a final concentration of 80.95 g/L aqueous solution was obtained through microfiltration, nanofiltration, and inverse osmosis membranes. The lactic acid was polymerized by means of ring-opening reactions (ROP) to obtain poly-DL-lactic acid (PDLLA), with a viscosity average molecular weight (Mv) of 19,264 g/mol. |
| format | Article |
| id | doaj-art-72aa4d65520b4c8f97dd20b854422e3c |
| institution | OA Journals |
| issn | 1687-9422 1687-9430 |
| language | English |
| publishDate | 2014-01-01 |
| publisher | Wiley |
| record_format | Article |
| series | International Journal of Polymer Science |
| spelling | doaj-art-72aa4d65520b4c8f97dd20b854422e3c2025-08-20T02:06:26ZengWileyInternational Journal of Polymer Science1687-94221687-94302014-01-01201410.1155/2014/365310365310Lactic Acid Yield Using Different Bacterial Strains, Its Purification, and Polymerization through Ring-Opening ReactionsF. G. Orozco0A. Valadez-González1J. A. Domínguez-Maldonado2F. Zuluaga3L. E. Figueroa-Oyosa4L. M. Alzate-Gaviria5Materiales Unidades, Centro de Investigación Científica de Yucatán (CICY), Calle 40 No. 130, Colonia Chuburná de Hidalgo, 97200 Mérida, YUC, MexicoMateriales Unidades, Centro de Investigación Científica de Yucatán (CICY), Calle 40 No. 130, Colonia Chuburná de Hidalgo, 97200 Mérida, YUC, MexicoRenovables Unidad de Energía (CICY), Calle 40 No. 130, Colonia Chuburná de Hidalgo, 97200 Mérida, YUC, MexicoLaboratorio de Polymer Group SIMERQO, Universidad del Valle, Ciudad Universitaria, Meléndez, 25360 Cali, Valle del Cauca, ColombiaRenovables Unidad de Energía (CICY), Calle 40 No. 130, Colonia Chuburná de Hidalgo, 97200 Mérida, YUC, MexicoRenovables Unidad de Energía (CICY), Calle 40 No. 130, Colonia Chuburná de Hidalgo, 97200 Mérida, YUC, MexicoLaboratory-scale anaerobic fermentation was performed to obtain lactic acid from lactose, using five lactic acid bacteria: Lactococcus lactis, Lactobacillus bulgaricus, L. delbrueckii, L. plantarum, and L. delbrueckii lactis. A yield of 0.99 g lactic acid/g lactose was obtained with L. delbrueckii, from which a final concentration of 80.95 g/L aqueous solution was obtained through microfiltration, nanofiltration, and inverse osmosis membranes. The lactic acid was polymerized by means of ring-opening reactions (ROP) to obtain poly-DL-lactic acid (PDLLA), with a viscosity average molecular weight (Mv) of 19,264 g/mol.http://dx.doi.org/10.1155/2014/365310 |
| spellingShingle | F. G. Orozco A. Valadez-González J. A. Domínguez-Maldonado F. Zuluaga L. E. Figueroa-Oyosa L. M. Alzate-Gaviria Lactic Acid Yield Using Different Bacterial Strains, Its Purification, and Polymerization through Ring-Opening Reactions International Journal of Polymer Science |
| title | Lactic Acid Yield Using Different Bacterial Strains, Its Purification, and Polymerization through Ring-Opening Reactions |
| title_full | Lactic Acid Yield Using Different Bacterial Strains, Its Purification, and Polymerization through Ring-Opening Reactions |
| title_fullStr | Lactic Acid Yield Using Different Bacterial Strains, Its Purification, and Polymerization through Ring-Opening Reactions |
| title_full_unstemmed | Lactic Acid Yield Using Different Bacterial Strains, Its Purification, and Polymerization through Ring-Opening Reactions |
| title_short | Lactic Acid Yield Using Different Bacterial Strains, Its Purification, and Polymerization through Ring-Opening Reactions |
| title_sort | lactic acid yield using different bacterial strains its purification and polymerization through ring opening reactions |
| url | http://dx.doi.org/10.1155/2014/365310 |
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