Process for producing ceramic nitrides and carbonitrides and the

Details Process for producing ceramic nitrides and carbonitrides and the Process for producing ceramic nitrides and carbonitrides and the

1987-02-25

1988-07-19

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Refractory

501 94, 260349, 556 42, 556 51, 556 57, C04B 3558

Patent

active

047585390

ABSTRACT:
A process for preparing ceramic nitrides and carbonitrides in the form of very pure, fine particulate powder. Appropriate precursor is prepared by reacting a transition metal alkylamide with ammonia to produce a mixture of metal amide and metal imide in the form of an easily pyrolyzable precipitate.

REFERENCES:
patent: 3394156 (1968-07-01), Kornicker et al.
patent: 4051185 (1977-09-01), Prescott et al.
patent: 4609722 (1986-09-01), Coffey et al.

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