Invention Grant
- Patent Title: Electrode current collector and method for inspecting the same, electrode for battery and method for producing the same, and secondary battery and method for producing the same
- Patent Title (中): 电极集电体及其检查方法，电池用电极及其制造方法以及二次电池及其制造方法
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Application No.: US11767757Application Date: 2007-06-25
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Publication No.: US08097365B2Publication Date: 2012-01-17
- Inventor: Masayuki Iwama , Kenichi Kawase , Rikako Imoto , Akinori Kita , Kotaro Satori
- Applicant: Masayuki Iwama , Kenichi Kawase , Rikako Imoto , Akinori Kita , Kotaro Satori
- Applicant Address: JP Tokyo
- Assignee: Sony Corporation
- Current Assignee: Sony Corporation
- Current Assignee Address: JP Tokyo
- Agency: SNR Denton US LLP
- Priority: JP2006-180216 20060629
- Main IPC: H01M4/66
- IPC: H01M4/66 ; H01M4/58 ; B32B15/00
Abstract:
A current collector forming an electrode for battery. The electrode current collector is made of copper or a copper alloy, and has a front surface color and a back surface color, at least one color of which is a color belonging to a color space represented by: 50≦L*≦80, 5≦a*
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