| 专利名称： | Electronic device, dielectric ceramic composition and the production method |
| 公开（告）号： | |
| 公开（公告）日： | 2006-07-26 00:00:00 |
| 申请（专利）号： | EP20060000844, EP1683769 |
| 申请日： | |
| 发明（设计）人： | TDK CORP (JP) |
| (申请)专利权（人）： | ITO KAZUSHIGA (JP);SATO AKIRA (JP) |
| 内容： | A dielectric ceramic composition comprising a main component including Ba, Ca and Ti and having a perovskite crystal structure expressed by a general formula ABO 3 and a fourth subcomponent including a compound of Zr; wherein a content of the fourth subcomponent with respect to 100 moles of the main component is larger than 0 mole and smaller than 5 moles in terms of Zr and, preferably, a segregation phase including the compound of Zr is provided. |
发布日期：2006-11-26 20:24:00