Fig. 3From: The effects of cellulose nanofibers compounded in water-based undercoat paint on the discoloration and deterioration of painted wood productsAtomic force microscopy images of acryl films with and without CNF. Acryl resin film (a) and CNFs/acryl resin composite film (b) on a mica substrate and the composite film applied to a wood board with a spray-type coating apparatus (c)Back to article page