Invention Application
WO2007127373A3 BASE METAL ELECTRODE MULTILAYER CAPACITOR WITH LOCALIZED OXIDIZING SOURCE
审中-公开
带本地化氧化源的碱金属电极多层电容器
- Patent Title: BASE METAL ELECTRODE MULTILAYER CAPACITOR WITH LOCALIZED OXIDIZING SOURCE
- Patent Title (中): 带本地化氧化源的碱金属电极多层电容器
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Application No.: PCT/US2007010246Application Date: 2007-04-27
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Publication No.: WO2007127373A3Publication Date: 2008-07-31
- Inventor: RANDALL MICHAEL S , BARBER DANIEL E , BEESON JAMES , GURAV ABHIJIT , BURN IAN , WANG AIYING , PINCELOUP PASCAL , POOLE TOM , TAJUDDIN AZIZUDDIN
- Applicant: KEMET ELECTRONICS CORP , RANDALL MICHAEL S , BARBER DANIEL E , BEESON JAMES , GURAV ABHIJIT , BURN IAN , WANG AIYING , PINCELOUP PASCAL , POOLE TOM , TAJUDDIN AZIZUDDIN
- Assignee: KEMET ELECTRONICS CORP,RANDALL MICHAEL S,BARBER DANIEL E,BEESON JAMES,GURAV ABHIJIT,BURN IAN,WANG AIYING,PINCELOUP PASCAL,POOLE TOM,TAJUDDIN AZIZUDDIN
- Current Assignee: KEMET ELECTRONICS CORP,RANDALL MICHAEL S,BARBER DANIEL E,BEESON JAMES,GURAV ABHIJIT,BURN IAN,WANG AIYING,PINCELOUP PASCAL,POOLE TOM,TAJUDDIN AZIZUDDIN
- Priority: US41386306 2006-04-28
- Main IPC: H01G4/12
- IPC: H01G4/12 ; H01G4/008 ; H01G4/30
Abstract:
A ceramic capacitor is disclosed. The capacitor comprises a plurality of base metal inner electrode layers, a plurality of ceramic dielectric layers between the inner electrode layers, and external electrodes in electrical conductivity with the inner electrode layers. At least one secondary component having an intentionally added chemistry is dispersed in the inner electrode layers and/or the dielectric layers. The chemistry evolves an oxidizing species in a controlled manner, such that it offsets localized highly reducing atmospheres that are present when the capacitor is fired in a reducing atmosphere, thereby promoting enhanced electrode connectivity in thin layer base metal multilayer capacitors.
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