Abstract
A process for producing polylactic acid (PLA) comprising the steps: fermenting in a fermentation vessel a micro-organism of the genus Monascusin a medium at a pH less than or equal to 5 under conditions which produce lactic acid into the medium, converting the lacticacid produced into lactide, and polymerizing the lactide to form PLA.
Original language | English |
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Patent number | WO2012055997 |
Priority date | 28/10/10 |
Publication status | Published - 3 May 2012 |