Thermal barrier coating material
US6890668B2 · kind B2 · utility
31Cited by
15References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2002 |
| Grant date | May 10, 2005 |
| Priority date | — |
| Expiry date | Dec 18, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12618
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A coating material for a component intended for use in a hostile thermal environment. The coating material has a cubic microstructure and consists essentially of either zirconia stabilized by dysprosia, erbia, gadolinium oxide, neodymia, samarium oxide or ytterbia, or hafnia stabilized by dysprosia, gadolinium oxide, samarium oxide, yttria or ytterbia. Up to five weight percent yttria may be added to the coating material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.