Patent · US Active

Barrier coatings

US11655192B2 · kind B2 · utility

0Cited by

1References

20Claims

0Family size

Assignee

Rolls-Royce Corporation · US

Inventors

Li Li · Meridian, US
Jun Shi · Carmel, US
Scott Nelson · Carmel, US
Taylor K. Blair · Indianapolis, US

Key dates

Filing date	Jul 25, 2019
Grant date	May 23, 2023
Priority date	—
Expiry date	Jul 25, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC04B2235/9607
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

An example article includes a substrate and a barrier coating on the substrate extending from an inner interface facing the substrate to an outer surface opposite the inner interface. The barrier coating includes a bulk matrix and a plurality of discrete plugs inset within the bulk matrix and dispersed across the outer surface of the barrier coating. An example technique includes forming the barrier coating on the substrate of a component.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.