Zirconia sintered body, process for production thereof, and application thereof
US6087285A · kind A · utility
39Cited by
8References
6Claims
0Family size
Assignee
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Key dates
| Filing date | Oct 8, 1998 |
| Grant date | Jul 11, 2000 |
| Priority date | — |
| Expiry date | Oct 8, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2235/9669
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A novel zirconia sintered body is provided which contains Y.sub.2 O.sub.3 in a solid solution state, and has tetragonal crystal grains oriented at an orientation degree of not higher than 45%. A process for producing the zirconia sintered body is also provided. This zirconium sintered body deteriorates less, and excellent in stability of surface smoothness, and can be produced by a simple process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.