METHOD OF PREPARING ALUMINIUM NITRIDE-CONTAINING BLEND Russian patent published in 1999 - IPC

FIELD: powder metallurgy, more particularly preparation of aluminium chloride-containing materials and manufacture of ceramic products. SUBSTANCE: method comprises combustion of ultradispersed aluminium powder in the air. Prior to combustion, ultradispersed aluminium powder is mixed with industrial aluminium powder of average dispersity, ratio of components being as follows, wt %: ultradispersed aluminium powder, 20-40; aluminium powder of average dispersity, the balance. EFFECT: lower cost price of the final product. 1 tbl