Title:
A group battery, a battery pack, and a car
Document Type and Number:
Japanese Patent JP6214985
Kind Code:
B2
Abstract:
According to one embodiment, a battery module (100) including two nonaqueous electrolyte batteries electrically (101), (102) connected in series is provided. Each of the nonaqueous electrolyte batteries (101), (102) includes a positive electrode (3), a negative electrode (4), and a nonaqueous electrolyte. The positive electrode (3) contains an iron-containing phosphorus compound represented by Li x Fe 1-y Mn y A z PO 4 and having an olivine structure, wherein A is at least one element selected from the group consisting of V, Mg, Ni, Al, Sn, Zr, and Nb, and 0 ¤ x ¤ 1.1, 0 ¤ y ¤ 0.2, and 0 ¤ z ¤ 0.2 are set. The negative electrode (4) contains a titanium-containing oxide. The battery module (100) has a charge maximum voltage in a range of 4 V to 5 V.
Inventors:
Norio Takami
Shinsuke Matsuno
Shinsuke Matsuno
Application Number:
JP2013196211A
Publication Date:
October 18, 2017
Filing Date:
September 20, 2013
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
H01M10/0525; H01M2/10; H01M4/485; H01M4/58; H01M10/613
Domestic Patent References:
| JP2012043683A | ||||
| JP2012523086A | ||||
| JP2009081048A |
Attorney, Agent or Firm:
Kurata Masatoshi
Yoshihiro Fukuhara
Makoto Nakamura
Nobuhisa Nogawa
Takashi Mine
Naoki Kono
Katsu Sunagawa
Morisezo Iseki
Takao Ako
Tadashi Inoue
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Yoshihiro Fukuhara
Makoto Nakamura
Nobuhisa Nogawa
Takashi Mine
Naoki Kono
Katsu Sunagawa
Morisezo Iseki
Takao Ako
Tadashi Inoue
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
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