Title:
CAPACITOR ELEMENT, SUBSTRATE WITH BUILT-IN CAPACITOR, ELEMENT SHEET, AND PRODUCTION METHODS FOR SAME
Document Type and Number:
WIPO Patent Application WO/2011/118308
Kind Code:
A1
Abstract:
A capacitor element (1) comprises a first electrode layer (11), a dielectric layer (13) formed on said first electrode layer (11), and a second electrode layer formed on said dielectric layer (13). A metal layer (14), which includes at least one metal as the primary component thereof selected from a group comprising aluminum, titanium, tantalum, niobium, nickel, and copper, and an oxide coating film (15), which is formed by oxidizing the surface of said metal layer (14) on the dielectric layer (13) side, are interposed between the first electrode layer (11) and the dielectric layer (13).
Inventors:
NOGUCHI HITOSHI (JP)
TANAKA NAOKI (JP)
NAKAMURA TATSUYA (JP)
EZAKI KENICHI (JP)
TANAKA NAOKI (JP)
NAKAMURA TATSUYA (JP)
EZAKI KENICHI (JP)
Application Number:
PCT/JP2011/053640
Publication Date:
September 29, 2011
Filing Date:
February 21, 2011
Export Citation:
Assignee:
SANYO ELECTRIC CO (JP)
NOGUCHI HITOSHI (JP)
TANAKA NAOKI (JP)
NAKAMURA TATSUYA (JP)
EZAKI KENICHI (JP)
NOGUCHI HITOSHI (JP)
TANAKA NAOKI (JP)
NAKAMURA TATSUYA (JP)
EZAKI KENICHI (JP)
International Classes:
H01G4/12; H01G2/06; H01G4/33; H05K3/46
Foreign References:
JPH0216713A | 1990-01-19 | |||
JP2008270525A | 2008-11-06 | |||
JP2008205112A | 2008-09-04 | |||
JP2008172186A | 2008-07-24 | |||
JPH1154366A | 1999-02-26 | |||
JP2004103967A | 2004-04-02 | |||
JP2001203455A | 2001-07-27 | |||
JP2008258404A | 2008-10-23 |
Attorney, Agent or Firm:
Hiroshi Sumiya (JP)
KADOYA HIROSHI (JP)
KADOYA HIROSHI (JP)
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