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    • Preparation of polyurethane from lignin and crude glycerol 

      Muller, L.C.; Marx, S.; Chiyanzu, I.; Vosloo, H. (ETA-Florence Renewable Energies, 2015)
      Polyurethane foam (PUF) was prepared by a novel approach, using a renewable polyol derived from only biofuel production by-products, lignin and crude glycerol. This could potentially be a high value bio-refinery application ...