Micronization of a Soft Material: AirJet and MicroBall Milling
The microball mill, containing the powder was immersed in liquid nitrogen for 30 s and milled at various times (5, 10, and 15 min) for each weight of Pluronic® F68 by placing the chamber in liquid nitrogen vapor. Experiments were repeated in triplicates. The microball mill was attached to a cordless Skil HD4570 Jig Saw (Bosch Tool Corp ...