Title:
積層キャパシター及び積層キャパシターの製造方法
Document Type and Number:
Japanese Patent JP5615945
Kind Code:
B2
Abstract:
One laminated capacitor (100) of the present invention comprises, in one section thereof, a structure wherein electrode layers (20a, ..., 20e) and dielectric layers (30a, ..., 30d) are alternately layered at least twice. In addition, the dielectric layers (30a, ..., 30d) in the laminated capacitor (100) comprise a laminated oxide of: a first oxide layer constituted by an oxide comprising bismuth and niobium, or an oxide (which can include unavoidable impurities) comprising bismuth, zinc, and niobium; and a second oxide layer constituted by one type of oxide (which can include unavoidable impurities) selected from a group including an oxide comprising lanthanum and tantalum, an oxide comprising lanthanum and zirconium, and an oxide comprising strontium and tantalum.
Inventors:
下田 達也
▲徳▼光 永輔
尾上 允敏
宮迫 毅明
▲徳▼光 永輔
尾上 允敏
宮迫 毅明
Application Number:
JP2013009148A
Publication Date:
October 29, 2014
Filing Date:
January 22, 2013
Export Citation:
Assignee:
独立行政法人科学技術振興機構
International Classes:
H01G4/12; H01G4/06; H01G4/30
Attorney, Agent or Firm:
Hiroaki Kono