CMAS-resistant abradable coatings
US11566531B2 · kind B2 · utility
2Cited by
13References
10Claims
0Family size
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Key dates
| Filing date | Oct 7, 2020 |
| Grant date | Jan 31, 2023 |
| Priority date | — |
| Expiry date | Oct 7, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2300/611
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
In one example, an article including a metallic substrate; and an abradable coating on the metallic substrate, the abradable coating including a plurality of abradable layers in an alternating arrangement with a plurality of CMAS resistant layers, wherein the plurality of CMAS resistant layers are configured to react with molten CMAS to form a stable phase.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.