Process for producing aluminum nitride sintered body
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United States of America Patent
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Sep 7, 1993
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app pub date -
Jun 28, 1991
filing date -
Jul 18, 1986
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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.
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