Semiconductive zirconia sintering material comprising aluminum oxide
US6872676B2 · kind B2 · utility
2Cited by
5References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 25, 2003 |
| Grant date | Mar 29, 2005 |
| Priority date | — |
| Expiry date | Apr 25, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2235/96
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention provides a semiconductive zirconia sintering material comprising more than 2% by weight of aluminum oxide and sintered zirconia material derived therefrom as well as a method of producing the sintered material. The sintered semiconductive zirconia materials of the present invention have a better physical and mechanical properties than conventional sintered semiconductive zirconia materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.