Thermal spray powder and film that contain rare-earth element, and member provided with film
US9670099B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Sep 26, 2012 |
| Grant date | Jun 6, 2017 |
| Priority date | — |
| Expiry date | Sep 26, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12951
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A thermal spray powder of the present invention contains a rare earth element and a group 2 element, which belongs to group 2 of the periodic table. The thermal spray powder, which contains a rare earth element and a group 2 element, is formed, for example, from a mixture of a rare earth element compound and a group 2 element compound or from a compound or solid solution containing a rare earth element and a group 2 element. The thermal spray powder may further contain a diluent element that is not a rare earth element or a group 2 element and is not oxygen, which is at least one element selected, for example, from titanium, zirconium, hafnium, vanadium, niobium, tantalum, zinc, boron, aluminum, gallium, silicon, molybdenum, tungsten, manganese, germanium, and phosphorus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.