Fig. 4From: Synthesis and properties of novel styrene acrylonitrile/polypropylene blends with enhanced toughnessSEM morphologies of the freeze-fractured surface of pure PP 2000 × (a) and 10 wt% SAN/PP blends 2000 × (b) and 20 wt% SAN/PP 2000 × (c) and pure PP 10,000 × (d) and 10 wt% SAN/PP blends 10,000 × (e) and 20 wt% SAN/PP 10,000 × (f)Back to article page