%0 Journal Article %T Formation of lignophenol-formaldehyde resins with an average alkali content in the reaction mixture %A Glazunova, M.G. %K lignin-phenol-formaldehyde resin, sodium lignosulfonate, physico-chemical analysis of resin, 13C NMR spectroscopy %J Forestry Engineering Journal %D 2025 %N 15 %P 18 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov