Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1989-08-15
1991-09-24
Thibodeau, Paul J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428246, 428294, 428323, 428365, 428378, 428408, 428699, 428702, 428902, B32B 700
Patent
active
050513001
ABSTRACT:
The composite material according to the invention has carbon reinforcing fibres (2) coated with a carbon coating (6) and then a SiC coating (8), embedded in a carbon-based matrix, covered by an outer silicon carbide layer (10), sealed by a silicon carbide coating (14), then an aluminium or hafnium nitride coating (16) and finally an outer alumina coating (18). This stainless material can be used as a heat shield for space shuttles.
REFERENCES:
patent: 3019128 (1962-01-01), Smiley
patent: 4500602 (1985-02-01), Patten
patent: 4671997 (1987-06-01), Galasso
patent: 4766013 (1988-08-01), Warren
patent: 4859503 (1989-08-01), Bouix et al.
patent: 4863773 (1989-09-01), Rousseau et al.
patent: 4863798 (1989-09-01), Arenz et al.
patent: 4877705 (1988-03-01), Polidor
patent: 4950558 (1990-08-01), Sarin
Chemical Abstracts, vol. 91 (Drozniak).
Follett Robert J.
Societe Nationale Industrielle et Aerospatiale
Thibodeau Paul J.
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