Barrier coating with calcium aluminosilicate additive
US11697622B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Sep 5, 2019 |
| Grant date | Jul 11, 2023 |
| Priority date | — |
| Expiry date | May 11, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A gas turbine engine article includes a substrate and a silicate-resistant barrier coating disposed on the substrate. The silicate-resistant barrier coating is composed of a refractory matrix and a calcium aluminosilicate additive (CAS additive) dispersed in the refractory matrix.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.