Protected thermal barrier coating composite with multiple coatin

Details Protected thermal barrier coating composite with multiple coatin Protected thermal barrier coating composite with multiple coatin

1997-04-08

1999-06-22

Turner, Archene

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

438334, 438469, 438472, 438697, 438698, 438699, 438701, 438702, B32B 1706

Patent

active

059141891

ABSTRACT:
A composite that protects thermal barrier coatings from the deleterious effects of environmental contaminants at operational temperatures is discovered. The thermal barrier coated parts have least two outer protective coatings that decrease infiltration of molten contaminant eutectic mixtures into openings in the thermal barrier coating.

REFERENCES:
patent: 4399199 (1983-08-01), McGill et al.
patent: 4588607 (1986-05-01), Matarese et al.
patent: 4676994 (1987-06-01), Demaray

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