Title:
二次電池
Document Type and Number:
Japanese Patent JP5801446
Kind Code:
B2
Abstract:
According to one embodiment, the secondary battery includes a container, an electrode structure and an electrolyte which are provided in the container. The electrode structure (24) includes a positive electrode (18), a negative electrode (20), and a separator provided between the positive electrode (18) and the negative electrode (20). The separator includes an organic fiber layer (23) accumulated on at least one of the positive electrode and the negative electrode. The organic fiber layer (23) has contacts in which the organic fiber intersects with itself. The form of the intersections is changed by a tensile stress.
Inventors:
Uematsu Ikusei
Naoya Hayami
Naoaki Sakurai
Naoya Hayami
Naoaki Sakurai
Application Number:
JP2014102839A
Publication Date:
October 28, 2015
Filing Date:
May 16, 2014
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
H01M10/058; H01M4/13; H01M4/131; H01M4/139; H01M4/1391; H01M4/485; H01M4/66; H01M10/04; H01M10/052; H01M50/426; H01M50/489; H01M50/491
Domestic Patent References:
| JP2010225809A | ||||
| JP2011243344A | ||||
| JP11167934A | ||||
| JP2001143702A | ||||
| JP2007103352A | ||||
| JP2010170979A | ||||
| JP2009283315A |
Foreign References:
| WO2010027063A1 | ||||
| US7279251 | ||||
| US20120082884 |
Attorney, Agent or Firm:
Kurata Masatoshi
Yoshihiro Fukuhara
Nobuhisa Nogawa
Takashi Mine
Naoki Kono
Katsu Sunagawa
Morisezo Iseki
Tadashi Inoue
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Yoshihiro Fukuhara
Nobuhisa Nogawa
Takashi Mine
Naoki Kono
Katsu Sunagawa
Morisezo Iseki
Tadashi Inoue
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi