| 摘要 |
2126343 9314027 PCTABS00024 Rapidly heat powdered aluminum, an admixture of powdered aluminum and a compatible solid material, a powdered admixture of alumina and carbon, or aluminum nitride powder having a surface area lower than desired in the presence of a source of nitrogen at a temperature of 2473 to 3073 K to produce aluminum nitride, then promptly quench the aluminum nitride product. The product has a surface area of greater than 10 m2/g, preferably greater than 15 m2/g.
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