EP 4237467 A1 20230906 - PROCESS FOR EXTRACTION AND PURIFICATION OF POLYHYDROXYALKANOATES
Title (en)
PROCESS FOR EXTRACTION AND PURIFICATION OF POLYHYDROXYALKANOATES
Title (de)
VERFAHREN ZUR EXTRAKTION UND REINIGUNG VON POLYHYDROXYALKANOATEN
Title (fr)
PROCÉDÉ D'EXTRACTION ET DE PURIFICATION DE POLYHYDROXYALCANOATES
Publication
Application
Priority
- PT 11686520 A 20201030
- IB 2021059931 W 20211027
Abstract (en)
[origin: WO2022090960A1] The present invention relates to a process for extraction and purification of polyhydroxyalkanoates (PHAs) from PHA-containing material obtained from different sources. The process comprises reacting PHA-containing material with H2O2 and adding an alkali up to a pH value equal to 9 or higher.
IPC 8 full level
C08G 63/90 (2006.01); C08G 63/91 (2006.01); C12P 7/625 (2022.01)
CPC (source: EP)
C08G 63/90 (2013.01); C08G 63/912 (2013.01); C12P 7/625 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DOCDB simple family (application)
IB 2021059931 W 20211027; EP 21805641 A 20211027