Title:
POWER STORAGE DEVICE
Document Type and Number:
Japanese Patent JP2012028366
Kind Code:
A
Abstract:
To provide a power storage device having charging/discharging characteristics of no voltage changes versus time.
The power storage device includes a unit formed by alternately stacking positive electrodes 9 and negative electrodes 10 through separators 3. Each of the positive electrodes has a positive electrode active material layer 1 and a positive electrode current collector 4. Each of the negative electrodes 10 has a negative electrode active material layer 2 and a negative electrode current collector 5. Active carbon and transition metal oxide are combined with the positive electrode active material layer 1.
Inventors:
SEKI DAISUKE
OYA MASAKO
HADO NORIYUKI
OYA MASAKO
HADO NORIYUKI
Application Number:
JP2010162526A
Publication Date:
February 09, 2012
Filing Date:
July 20, 2010
Export Citation:
Assignee:
NEC TOKIN CORP
International Classes:
H01M4/36; H01G11/06; H01G11/22; H01G11/24; H01G11/30; H01G11/38; H01G11/42; H01G11/46; H01G11/50; H01G11/86; H01M4/13; H01M10/052; H01M10/0566; H01M10/0585; H01M10/0587