Protein-rich biomass waste as a resource for future bio-refineries: state of the art, challenges and opportunities

Protein-rich biomass provides a valuable feedstock for the chemical industry. In this review article we will cover every process step in the value chain from protein waste to chemicals. The first part deals with the physicochemical extraction of proteins out of biomass, the hydrolytic degradation to...

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Bibliographic Details
Published in:ChemSusChem
Main Authors: De Schouwer, Free, Claes, Laurens, Vandekerkhove, Annelies, Verduyckt, Jasper, De Vos, Dirk
Format: Journal Article
Language:English
Published: Germany 22-01-2019
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Summary:Protein-rich biomass provides a valuable feedstock for the chemical industry. In this review article we will cover every process step in the value chain from protein waste to chemicals. The first part deals with the physicochemical extraction of proteins out of biomass, the hydrolytic degradation to peptides and amino acids, and the separation of amino acid mixtures. The second part provides an overview of physical and (bio)chemical technologies for the production of polymers, commodity chemicals, pharmaceuticals and other fine chemicals. This can be achieved by incorporation of oligopeptides into polymers, or by modification and defunctionalization of amino acids, a.o. reduction to amino alcohols, decarboxylation to amines, (cyclic) amides and nitriles, deamination to (di)carboxylic acids and synthesis of fine chemicals and ionic liquids. Bio- and chemocatalytic approaches are compared in terms of scope, efficiency and sustainability.
ISSN:1864-564X