Preceramic compositions and ceramic products

Details Preceramic compositions and ceramic products Preceramic compositions and ceramic products

1989-09-28

1994-10-11

Nelson, Peter A.

Compositions

Preservative agents

Anti-corrosion

525477, 524437, 501 92, C07K 300, C08F28312, C04B 3552

Patent

active

053545060

ABSTRACT:
Preceramic polymers which have particular utility in providing protective ceramic coatings on carbon/carbon composites, graphite, carbon fibers, and other normally oxidizable materials are prepared by reacting about 0.2-5.0 part by weight of a bis- or tris(dialkylamino)borane with one part by weight of a polysilazane in an organic solvent.

REFERENCES:
patent: 4397828 (1983-08-01), Seyferth et al.
patent: 4645807 (1987-02-01), Seyferth et al.
patent: 4650837 (1987-03-01), Seyferth et al.
patent: 4659850 (1987-04-01), Arai et al.
patent: 4705837 (1987-11-01), Seyferth et al.

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