Adhesive and Impact-Peel Strength Improvement of Epoxy Resins Modified with Mono and Diamine Functionalized Elastomers

Figure 5

Fracture surfaces of epoxy resin; (a) less toughened (Epo/PPB 10 wt%) and (b) fully toughened (Epo/PPD 15 wt%).

(a)

(b)