Effect of Attapulgite Nanorods and Calcium Sulfate Microwhiskers on the Reaction-Induced Phase Separation of Epoxy/PES Blends

Figure 5

Development of morphologies of the PES-11.4 blend with fillers cured at 120°C followed by OM and SEM micrographs of the fracture surface of the blend with fillers cured at 120°C for 5 h. (a1)–(a3) PES-11.4-A by OM; (b1)–(b3) PES-11.4-Ca by OM; (c1) and (c2) PES-11.4-A by SEM; (d) PES-11.4-Ca by SEM.