Fig. 2From: Preparation of acetylated wood meal and polypropylene composites I: acetylation of wood meal by mechanochemical processing and its characteristics a Time-course of WPG changes during acetylation; b double logarithmic plot of the same data. Amount of AA (phr): filled circle 25, open circle 40, filled triangle 50; open triangle 75, open square 100, pyridine/AA = 0.15Back to article page