BN Bonded BN fiber article from boric oxide fiber

Details BN Bonded BN fiber article from boric oxide fiber BN Bonded BN fiber article from boric oxide fiber

1977-03-02

1978-12-19

Peters, G. O.

Chemistry of inorganic compounds

Boron or compound thereof

Binary compound

106 395, 106 55, 429136, 429102, C01B 3508, H01M 814

Patent

active

041306317

ABSTRACT:
A boron nitride bonded boron nitride fiber article and the method for its manufacture which comprises forming a shaped article with a composition comprising boron oxide fibers and boric acid, heating the composition in an anhydrous gas to a temperature above the melting point of the boric acid and nitriding the resulting article in ammonia gas.

REFERENCES:
patent: 3510359 (1970-05-01), Selover et al.
patent: 3620780 (1971-11-01), Economy et al.
patent: 3634132 (1972-01-01), Camahort
patent: 3837997 (1974-09-01), Economy et al.
patent: 3915742 (1975-10-01), Battles et al.

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