Enhancement coating and process for carbonaceous substrates

Details Enhancement coating and process for carbonaceous substrates Enhancement coating and process for carbonaceous substrates

1983-03-29

1984-09-11

Lusignan, Michael R.

Stock material or miscellaneous articles

Self-sustaining carbon mass or layer with impregnant or...

427379, 4273978, 4274197, 428446, 428448, 428698, B05D 302, B32B 900

Patent

active

044710232

ABSTRACT:
A process for sealing silicon carbide primary coatings of carbonaceous substrates comprising impregnation and curing with tetraethyl orthosilicate, application of a sealant mixture followed by curing, application of a liquid sealant followed by curing, high temperature heat treatment, and repetitive of the application of the materials described above.

REFERENCES:
patent: 3275471 (1966-09-01), Lowell et al.
patent: 3348929 (1967-10-01), Valtschev et al.
patent: 3396054 (1968-08-01), Gremion
patent: 3562007 (1971-02-01), Bockstie
patent: 3753744 (1973-08-01), Komaru et al.

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