Process for producing aluminum nitride sintered body

Details Process for producing aluminum nitride sintered body Process for producing aluminum nitride sintered body

1991-06-28

1993-09-07

Derrington, James

Compositions: ceramic

Ceramic compositions

Refractory

501 96, 264 65, C04B 3558

Patent

active

052428729

ABSTRACT:
A process for producing a sintered body of aluminum nitride, which comprises mixing an aluminum nitride powder with (A) an alkaline earth metal aluminate, or both of (A-1) an oxide or oxide-forming compound of aluminum, and (A-2) an oxide or oxide-forming compound of an alkaline earth metal, and (B) an oxide or oxide-forming compound of yttrium or an element of the lanthanide series, and firing the resulting mixture.

REFERENCES:
patent: 4327187 (1982-04-01), Komatsu et al.
patent: 4435513 (1984-03-01), Komeya et al.
patent: 4642298 (1987-02-01), Kuramoto et al.
patent: 4746637 (1988-05-01), Kasori et al.
patent: 5077245 (1991-12-01), Miyahara

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