Back to results
US 12,624,229 B2Granted
Environmental barrier coating with thermal resistance
AssigneeRtx Corporation
InventorsRichard Wesley Jackson, III, Xia Tang, James T. Beals, David A. Litton, Brian T. Hazel
Life of this patent
Estimating the term…
Abstract
An article includes a substrate and a bond coat disposed on the substrate. The bond coat includes a matrix, a plurality of gettering particles disposed in the matrix, a plurality of diffusive particles disposed in the matrix, a radiation-absorbing component disposed in the matrix, wherein the radiation-absorbing component is concentrated at an outer surface of the bond coat. An article and a method of protecting an article are also disclosed.
Claims16
An article, comprising:
- a substrate;
- and
- a bond coat disposed on the substrate, the bond coat including:
- a matrix;
- a plurality of gettering particles disposed in the matrix;
- a plurality of diffusive particles disposed in the matrix;
- and
- a radiation-absorbing component disposed in the matrix, wherein the radiation-absorbing component is concentrated at an outer surface of the bond coat, and the radiation-absorbing component includes at least one of La2NiO4 and LaFeO3.
5 more elements
An article, comprising:
- a substrate;
- and
- a bond coat disposed on the substrate, the bond coat including:
- a matrix;
- a plurality of gettering particles disposed in the matrix;
- a plurality of diffusive particles disposed in the matrix;
- and
- an oxide-based topcoat interfaced with an outer surface of the bond coat, the topcoat including a radiation-absorbing component, and the radiation-absorbing component includes at least one of La2NiO4 and LaFeO3.
5 more elements
An article, comprising:
- a substrate;
- and
- a bond coat disposed on the substrate, the bond coat including:
- a matrix;
- a plurality of gettering particles disposed in the matrix;
- a plurality of diffusive particles disposed in the matrix;
- and
- a radiation-absorbing component disposed in the matrix, wherein the radiation-absorbing component includes a di-lanthanide nickelate.
5 more elements
Dependencies are inferred from the claim text.