Lignin valorization: Status, challenges and opportunities

S Sethupathy, GM Morales, L Gao, H Wang… - Bioresource …, 2022 - Elsevier
As an abundant aromatic biopolymer, lignin has the potential to produce various chemicals,
biofuels of interest through biorefinery activities and is expected to benefit the future circular …

Lignin to value-added chemicals and advanced materials: extraction, degradation, and functionalization

MJ Gan, YQ Niu, XJ Qu, CH Zhou - Green Chemistry, 2022 - pubs.rsc.org
Lignin is a green and sustainable feedstock for the production of chemicals and materials;
however, its utilization is still low. Over the past decade, remarkable progress has been …

Advancements and Perspectives toward Lignin Valorization via O‐Demethylation

X Wu, E Smet, F Brandi, D Raikwar… - Angewandte Chemie …, 2024 - Wiley Online Library
Lignin represents the largest aromatic carbon resource in plants, holding significant promise
as a renewable feedstock for bioaromatics and other cyclic hydrocarbons in the context of …

Exploring rice straw's potential from a sustainable biorefinery standpoint: Towards valorization and diverse product production

S Singh, G Kaur, DP Singh, SK Arya… - Process Safety and …, 2024 - Elsevier
Due to population rise, the agriculture sector is creating a rising volume of process by-
products of great commercial and nutritional value. The opportunity to decrease waste …

Lignin-derived polyphenols with enhanced antioxidant activities by chemical demethylation and their structure-activity relationship

G Zhu, D Ye, X Chen, Y Wu, Z Yang, Y Mai… - International Journal of …, 2023 - Elsevier
Lignin valorization to biobased polyphenols antioxidants is increasingly attractive in the
modern industry due to their inherent phenolic structures. Herein, lignin-derived polyphenols …

Fabrication of demethylated lignin-based micro-particle for efficient adsorption of malachite green from aqueous solution

B Du, L Chai, Y Wang, X Wang, X Chen, J Zhou… - Journal of Molecular …, 2023 - Elsevier
Recently, the research on low-cost and renewable lignin-based adsorbent for the effective
removal of organic dyes from wastewater has attracted great interest. Herein, a …

Selective demethylation reactions of biomass-derived aromatic ether polymers for bio-based lignin chemicals

FM Harth, B Hočevar, TR Kozmelj… - Green …, 2023 - pubs.rsc.org
The selective demethylation of aryl methyl ethers is a reaction of high relevance both in the
context of deprotection in organic syntheses as well as in the modification of lignin and lignin …

A functional lignin for heavy metal ions adsorption and wound care dressing

B Du, W Li, H Zhu, J Xu, Q Wang, X Shou… - International Journal of …, 2023 - Elsevier
Recently, the application of lignin activation by demethylation to improve reactivity and
enrich multiple functions has intensively attracted attention. However, it is still challenge up …

Lignin‐first monomers to catechol: rational cleavage of C− O and C− C bonds over zeolites

X Wu, Y Liao, J Bomon, G Tian, ST Bai… - …, 2022 - Wiley Online Library
A catalytic route is developed to synthesize bio‐renewable catechol from softwood‐derived
lignin‐first monomers. This process concept consists of two steps: 1) O‐demethylation of 4‐n …

[HTML][HTML] Lignin biodegradation and its valorization

L Cui, Z Wang, Y Zeng, N Yang, M Liu, Y Zhao… - Fermentation, 2022 - mdpi.com
Lignin, a rigid polymer composed of phenolic subunits with high molecular weight and
complex structure, ranks behind only cellulose in the contribution to the biomass of plants …