Invention Grant
- Patent Title: Lithium ion secondary battery
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Application No.: US15083539Application Date: 2016-03-29
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Publication No.: US10026988B2Publication Date: 2018-07-17
- Inventor: Sohei Suga , Koichi Shinohara , Kenji Ohara , Toshihiro Horiuchi , Masanori Aoyagi , Junko Nishiyama
- Applicant: Automotive Energy Supply Corporation
- Applicant Address: JP Zama-Shi, Kanagawa
- Assignee: AUTOMOTIVE ENERGY SUPPLY CORPORATION
- Current Assignee: AUTOMOTIVE ENERGY SUPPLY CORPORATION
- Current Assignee Address: JP Zama-Shi, Kanagawa
- Agency: Troutman Sanders LLP
- Priority: JP2015-072113 20150331
- Main IPC: H01M10/0525
- IPC: H01M10/0525 ; H01M4/131 ; H01M4/505 ; H01M4/525 ; H01M4/133 ; H01M4/587 ; H01M4/62 ; H01M4/66 ; H01M4/02

Abstract:
Provided is a lithium ion secondary battery including a power generation element, the power generation element including a positive electrode, a negative electrode, a separator, and an electrolyte solution, the positive electrode including a positive electrode current collector, and a positive electrode active material layer provided for the positive electrode current collector, the positive electrode active material layer including a positive electrode active material and binder, the negative electrode including a negative electrode current collector and a negative electrode active material layer provided for the negative electrode current collector, the negative electrode active material layer including a negative electrode active material and binder. The positive electrode has a volume resistivity in a range of 100 Ωcm or more and 700 Ωcm or less after at least one charging and discharging cycle.
Public/Granted literature
- US20160294001A1 LITHIUM ION SECONDARY BATTERY Public/Granted day:2016-10-06
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