Piezoelectric/electrostrictive porcelain composition and method of manufacturing the same
US7576477B2 · kind B2 · utility
14Cited by
3References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 7, 2006 |
| Grant date | Aug 18, 2009 |
| Priority date | — |
| Expiry date | Feb 8, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2235/77
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A piezoelectric/electrostrictive porcelain composition is provided, including at least Nb, Ta, and one or more alkali metal elements, wherein a molar ratio of the Nb, Ta, and alkali metal element is represented by a non-stoichiometric composition ratio.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.