Acrylonitrile-Styrene-Acrylate Particles with Different Microstructure for Improving the Toughness of Poly(styrene-co-acrylonitrile) Resin

Figure 8

SEM images of the notched Izod impact-fractured surfaces for SAN/ASA (100/30) blends with ASA particles with different shell compositions: (a) ASA-R1; (b) ASA-R2; (c) ASA-R3; (d) ASA-R4. The scale bars represent 1 μm.

(a)

(b)

(c)

(d)