| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a grinding method, which is energy-efficient as much as possible, which brings the pollution reduction of a crushed material compared with crushing using a mechanical mill, improves the particle size distribution of the crushed material, and enables the execution of surface modification of the crushed material during crushing. <P>SOLUTION: In order to form minute particles using a jet mill 1, a crushing gas has a pressure of ≤4 bar (absolutely) and a temperature lower than 100°C. <P>COPYRIGHT: (C)2011,JPO&INPIT |
