Invention Grant
- Patent Title: Multilayer conductive film, current collector using same, battery and bipolar battery
-
Application No.: US14119290Application Date: 2012-05-22
-
Publication No.: US09601780B2Publication Date: 2017-03-21
- Inventor: Yusuke Kato , Masahiro Kojima , Ryutaro Mukai , Masato Kusakabe , Hiroyuki Ogino , Takashi Kikuchi , Takashi Ito , Satoshi Oku , Akiko Waki , Shiho Inoue , Yuji Muroya , Norihisa Waki , Yasuyuki Tanaka , Shigeo Ibuka , Yoshio Shimoida
- Applicant: Yusuke Kato , Masahiro Kojima , Ryutaro Mukai , Masato Kusakabe , Hiroyuki Ogino , Takashi Kikuchi , Takashi Ito , Satoshi Oku , Akiko Waki , Shiho Inoue , Yuji Muroya , Norihisa Waki , Yasuyuki Tanaka , Shigeo Ibuka , Yoshio Shimoida
- Applicant Address: JP Osaka JP Kanagawa
- Assignee: KANEKA CORPORATION,NISSAN MOTOR CO., LTD.
- Current Assignee: KANEKA CORPORATION,NISSAN MOTOR CO., LTD.
- Current Assignee Address: JP Osaka JP Kanagawa
- Agency: Polsinelli PC
- Priority: JP2011-114969 20110523
- International Application: PCT/JP2012/063020 WO 20120522
- International Announcement: WO2012/161180 WO 20121129
- Main IPC: H01M4/66
- IPC: H01M4/66 ; H01M10/0525 ; C08K3/04 ; C08J7/04 ; B32B27/08 ; B32B27/20 ; B32B27/28 ; B32B27/32 ; H01M4/02

Abstract:
A multilayer conductive film includes a layer 1 including a conductive material containing a polymer material 1 having an alicyclic structure and conductive particles 1 and a layer 2 including a material having durability against positive electrode potential. The multilayer conductive film has stability in an equilibrium potential environment in a negative electrode and stability in an equilibrium potential environment in a positive electrode, has low electric resistance per unit area in the thickness direction, and has excellent barrier properties for a solvent of an electrolytic solution. A battery including a current collector employing the multilayer conductive film can achieve both weight reduction and durability.
Public/Granted literature
- US20140186699A1 MULTILAYER CONDUCTIVE FILM, CURRENT COLLECTOR USING SAME, BATTERY AND BIPOLAR BATTERY Public/Granted day:2014-07-03
Information query