Dielectric ceramic composition and monolithic ceramic capacitor
US7393803B2 · kind B2 · utility
3Cited by
3References
20Claims
0Family size
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Key dates
| Filing date | Oct 17, 2007 |
| Grant date | Jul 1, 2008 |
| Priority date | — |
| Expiry date | Oct 17, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01G4/30
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A dielectric ceramic composition of the present invention contains, as a main component, a tungsten-bronze-type composite oxide represented by a composition formula (K1-yNay)Sr2Nb5O15 (wherein 0≦y<0.2) and, as an auxiliary component, Mn in an amount in the range of 0.1 to 40 parts by mole relative to 100 parts by mole of the main component.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.