Title:
【発明の名称】誘電体磁器組成物および積層セラミックコンデンサ
Document Type and Number:
Japanese Patent JP3334607
Kind Code:
B2
Abstract:
A dielectric ceramic composition containing a primary component represented by the following formula: äBaOümTiO2 + alpha R2O3 + beta BaZrO3 + gamma MgO + gMnO wherein R2O3 is at least one member selected from the group consisting of Eu2O3, Gd2O3, Tb2O3, Dy2O3, Ho2O3, Er2O3, Tm2O3, and Yb2O3, and each of alpha , beta , gamma , and g represents a mole ratio, and alpha , beta , gamma , and g satisfy specified relations; and silicon oxide as an auxiliary component in an amount of 0.2-5.0 mol as reduced to SiO2, with respect to 100 mol of the primary component.
Inventors:
Tomoyuki Nakamura
Tsunobu Mizuno
Harunobu Sano
Tsunobu Mizuno
Harunobu Sano
Application Number:
JP12862598A
Publication Date:
October 15, 2002
Filing Date:
May 12, 1998
Export Citation:
Assignee:
MURATA MANUFACTURING CO.,LTD.
International Classes:
C04B35/46; C04B35/468; H01B3/12; H01G4/12; (IPC1-7): C04B35/46; H01B3/12; H01G4/12
Domestic Patent References:
| JP6251990A | ||||
| JP9312233A | ||||
| JP8337471A | ||||
| JP778510A | ||||
| JP11322414A |
Attorney, Agent or Firm:
Masaaki Koshiba (1 outside)