发明名称 |
LITHIUM ION SECONDARY BATTERY |
摘要 |
A lithium ion secondary battery includes a positive electrode capable of absorbing and desorbing lithium ion, a negative electrode capable of absorbing and desorbing lithium ion, a porous film interposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte: the porous film being adhered to a surface of at least one of the positive electrode and the negative electrode; the porous film including a filler and a resin binder; the resin binder content in the porous film being 1.5 to 8 parts by weight per 100 parts by weight of the filler; and the resin binder including an acrylonitrile unit, an acrylate unit, or a methacrylate unit. |
申请公布号 |
EP1643583(A4) |
申请公布日期 |
2010.01.20 |
申请号 |
EP20040748153 |
申请日期 |
2004.07.26 |
申请人 |
PANASONIC CORPORATION |
发明人 |
OHATA, TSUMORU;NAKAJIMA, JUNJI;HAYASHI, TETSUYA;TAKANO, TAKASHI;IKUTA, SHIGEO;SUZUKI, KOHEI;NISHIDA, KOUJI;FUKUNAGA, MASAO;FUJINO, AKIKO |
分类号 |
H01M2/16;H01M4/13;H01M4/131;H01M4/133;H01M10/0525;H01M10/0587;H01M10/36 |
主分类号 |
H01M2/16 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|