Valorization of Lignin and Its Derived Molecules by Electrocatalytic Oxidation
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en
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18
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ACS Sustainable Chemistry & Engineering, Volume 13, issue 39, pp. 16214-16231
Abstract
Lignin, an abundant biopolymer within the biosphere, represents a promising renewable source of organic chemicals and fuels. Within the framework of a sustainable biorefinery, efficient lignin valorization plays a pivotal role in enhancing the economic feasibility of a holistic biomass transformation. Electrocatalytic lignin oxidation (E-LignoX) emerges as an innovative strategy to upgrade lignin into high-value bioproducts, offering an economically viable and environmentally benign alternative seamlessly adaptable to the existing biorefinery infrastructures. With recent advances in electrode design, mediator systems, and process optimization, E-LignoX stands at the forefront of innovative lignin valorization strategies. This perspective explores the transformative potential of E-LignoX, emphasizing its capacity to seamlessly integrate into the existing biorefinery frameworks while offering a scalable, cost-effective alternative to conventional catalytic methods. Key considerations include (i) the diversity of lignin-derived molecules suitable for electrocatalytic upgrading, (ii) the design and advancement of high-performance anodic electrodes, (iii) the role of mediators in enhancing process efficiency, and (iv) a comparative outlook on direct versus mediated E-LignoX pathways. By critically assessing the advantages and challenges of this emerging technology, we highlight its role in reshaping the sustainable production of biofuels and biochemicals, ultimately paving the way for a circular and fossil-independent bioeconomy.Description
| openaire: EC/HE/101070976/EU//EPOCH
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Kaur, P, Wang, J, Li, X, Karinen, R, Papanikolaou, G, Lanzafame, P, Centi, G & Li, Y 2025, 'Valorization of Lignin and Its Derived Molecules by Electrocatalytic Oxidation', ACS Sustainable Chemistry & Engineering, vol. 13, no. 39, pp. 16214-16231. https://doi.org/10.1021/acssuschemeng.5c02675