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Title:
FOIL FOR NEGATIVE ELECTRODE OF CAPACITOR AND PROCESS FOR PRODUCING THE SAME
Document Type and Number:
WIPO Patent Application WO/2004/088690
Kind Code:
A1
Abstract:
A foil for negative electrode of capacitor that is capable of ensuring high capacitance and high strength; and a process for producing the same. The foil for negative electrode of capacitor comprises an aluminum foil and, superimposed on a surface thereof, a carbonaceous layer. An intervenient layer containing aluminum and carbon is provided between the aluminum foil and the carbonaceous layer. The process for producing such a foil for negative electrode of capacitor comprises the step of disposing an aluminum foil in a space containing a hydrocarbonaceous substance and the step of heating the aluminum foil.

Inventors:
Akinori RO. c/o TOYO ALUMINIUM KABUSHIKI KAISHA (6-8 Kyutaro-machi 3-chome, Chuo-k, Osaka-shi Osaka, 541-0056, JP)
Ashitaka, Zenya c/o TOYO ALUMINIUM KABUSHIKI KAISHA (6-8 Kyutaro-machi 3-chome, Chuo-k, Osaka-shi Osaka, 541-0056, JP)
Application Number:
PCT/JP2003/015199
Publication Date:
October 14, 2004
Filing Date:
November 27, 2003
Export Citation:
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Assignee:
TOYO ALUMINIUM KABUSHIKI KAISHA (6-8 Kyutaro-machi 3-Chome, Chuo-ku Osaka-shi, Osaka, 541-0056, JP)
Akinori RO. c/o TOYO ALUMINIUM KABUSHIKI KAISHA (6-8 Kyutaro-machi 3-chome, Chuo-k, Osaka-shi Osaka, 541-0056, JP)
Ashitaka, Zenya c/o TOYO ALUMINIUM KABUSHIKI KAISHA (6-8 Kyutaro-machi 3-chome, Chuo-k, Osaka-shi Osaka, 541-0056, JP)
International Classes:
C23C8/20; C23C8/64; C23C16/26; C23C24/08; C23C26/00; C23C28/00; H01G9/00; H01G9/04; H01G9/042; H01G9/045; H01G9/048; H01M4/04; H01M4/133; H01M4/1393; H01M4/66; H01M4/58; H01M4/587; (IPC1-7): H01G9/04; H01G9/045; H01G9/055
Foreign References:
JP2000012400A2000-01-14
JPH0471213A1992-03-05
Other References:
See also references of EP 1619699A1
Attorney, Agent or Firm:
Koda, Kazuyuki (208-B, Yao-minami Garden Terrace 84-2, Wakabayashi-cho 1-chom, Yao-shi Osaka, 581-0038, JP)
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