Preparation of substantially crystalline silicon carbide fibers

Details Preparation of substantially crystalline silicon carbide fibers Preparation of substantially crystalline silicon carbide fibers

1990-01-16

1991-12-10

Lorin, Hubert C.

Plastic and nonmetallic article shaping or treating: processes

Carbonizing to form article

Agglomeration or accretion

264 292, 264 296, 264 56, 264 82, 264 83, 264 85, 264184, 264205, 26421115, 26421117, 501 95, D01F 908

Patent

active

050716000

ABSTRACT:
This invention relates to the preparation of thermally stable, substantially polycrystalline silicon carbide ceramic fibers derived from a polycarbosilane resin. The unexpected thermal stability of these fibers is achieved by the incorporation of boron prior to ceramification.

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Mah et al., J. Mat. Sci., 19, 1191-1201 (1984).

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