RTX Corporation
Protective coating for ceramic matrix composites
Last updated:
Abstract:
An article has a substrate and a layer atop the substrate. The layer has: a matrix comprising at least one of hafnium silicate (HfSiO.sub.4) and ytterbium disilicate (Yb.sub.2Si.sub.2O.sub.7); and barium magnesium alumino silicate (BMAS).
Status:
Grant
Type:
Utility
Filling date:
18 Jul 2019
Issue date:
19 Oct 2021