Pyridine and DMSO seem to be the best solvents for lignin. https://bioresources.cnr.ncsu.edu/resources/solubility-of-lignin-and-acetylated-lignin-in-organic-so

Pyridine and DMSO seem to be the best solvents for lignin. https://bioresources.cnr.ncsu.edu/resources/solubility-of-lignin-and-acetylated-lignin-in-organic-solvents/ https://bioresources.cnr.ncsu.edu/resources/solubility-of-li... DMSO is a by-product of cellulose production. https://en.wikipedia.org/wiki/Dimethyl_sulfoxide#Synthesis_and_production https://en.wikipedia.org/wiki/Dimethyl_sulfoxide#Synthesis_a...