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Patent Searching and Data


Title:
MANUFACTURING METHOD OF BATTERY ELECTRODE, MANUFACTURING DEVICE OF BATTERY ELECTRODE, AND BATTERY ELECTRODE
Document Type and Number:
Japanese Patent JP2005276444
Kind Code:
A
Abstract:

To provide a manufacturing method of a secondary battery electrode which is superior in charging cycle characteristics and battery capacity or by far superior in productivity.

The manufacturing method of a secondary battery electrode comprises processes of: forming a mixture layer 24 having an active material of a positive electrode or a negative electrode on a current collector 22 having a metal, a process of forming a coated layer 26 on a mixture layer 24; removing a volatile component contained in the mixture layer 24 and the coated layer 26; and pressing the mixture layer 24 together with the coated layer 26. The coated layer 26 has a particle of an inorganic and/or organic substance.


Inventors:
KUROMIYA TAKAO
Application Number:
JP2004083397A
Publication Date:
October 06, 2005
Filing Date:
March 22, 2004
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
H01M10/05; H01M4/13; H01M4/139; H01M4/1391; H01M4/1393; H01M4/26; (IPC1-7): H01M4/04; H01M4/02
Domestic Patent References:
JPH07220759A1995-08-18
JP2002015729A2002-01-18
JPH11102730A1999-04-13
Attorney, Agent or Firm:
Masamichi Matsuda