Role of the Mixing Equipment and Compounding Conditions

The most appropriate mixing tool and the most widespread in processing polymer blends is the twin-screw extruder. Corotating and counterrotating twin-screw extruders [Pg.6]

Typical droplet-in-matrix (or dispersed type) phase morphology in melt-blended binary blend. Scanning electron microscopy (SEM) photomicrograph of a cryofractured surface of 80 wt% polystyrene/20 wt% polypropylene melt-mixed blend. (From G. Lei, Development of Three Phase Morphologies in ReacHvely CompattbUized Polyamide 6/Polypropylene/Polystyrene Ternary Blends, master s thesis, Katholieke Universiteit Leuven, Belgium, 2004.) [Pg.7]