Wheat Gluten-Laminated Paperboard with Improved Moisture Barrier Properties: A New Concept Using a Plasticizer (Glycerol) Containing a Hydrophobic Component (Oleic Acid)
Figure 2
SEM images showing the surfaces of the WG layer with 30 wt.% of plasticizer containing glycerol and oleic acid in the mass proportions: (a) 100 : 0, (b) 75 : 25, (c) 50 : 50, and (d) 25 : 75.
