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    • Hydroxymethylation of softwood kraft lignin and phenol with paraformaldehyde 

      Paananen, Hanna; Alvila, Leila; Pakkanen, Tuula (Elsevier BV, 2021)
      Phenol-formaldehyde (PF) resins are the most commonly used adhesives in particleboard and plywood production. Lignin, the second most abundant biopolymer, has the potential to be a valuable resource for phenolic compounds; ...
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