Revolution IP, PLLC
Method for synthesizing aluminum nitride and aluminum nitride-based composite material
A method of synthesizing aluminum nitride, the method includes: preparing mixed powder containing 0.5 to 8 wt % of zinc powder, 0.01 to 2 wt % of magnesium powder, 0.01 to 1 wt % of silicon powder, 0.01 to 1 wt % of copper powder, and a balanced amount of aluminum powder; preparing a feedstock of the mixed powder blended and filled with thermoplastic organic binder, by pressured kneading the mixed powder and the thermoplastic organic binder; forming granules of the feedstock by crushing the feedstock or forming a molded body of the feedstock via a powder molding method; and debinding the granules or the molded body by heating under a nitrogen gas atmosphere, and then performing direct nitridation between aluminum and a nitrogen gas at a temperature higher than a debinding temperature.
Research Cooperation Foundation of Yeungnam University
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Ju Hyun Kwan Hee
Kim Han