Preparation of moulded and sintered aluminum nitride
    2.
    发明授权
    Preparation of moulded and sintered aluminum nitride 失效
    模制和烧结的氮化铝的制备

    公开(公告)号:US3572992A

    公开(公告)日:1971-03-30

    申请号:US3572992D

    申请日:1968-07-01

    CPC classification number: C04B35/581

    Abstract: A METHOD OF MANUFACTURING A MOULDED AND SINTERED MASS OF ALUMINUM NITRIDE COMPRISING MOULDING AN ADMIXTURE OF ALUMINUM NITRIDE POWDER, ALUMINUM OXIDE POWDER AND METALLIC ALUMINUM POWDER, NITRIDING THE MOULDED MASS IN NITROGEN OR AMMONIA GAS AT A TEMPERATURE BELOW THE MELTING POINT OF METALLIC ALUMINUM, AND SINTERING THE MASS IN NITROGEN OR INERT GAS AT TEMPERATURES RANGING FROM 1,600 TO 2,200*C.

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