Title:
ELECTRODE PORTION OF LITHIUM ION SECONDARY BATTERY, LITHIUM ION SECONDARY BATTERY, AND MANUFACTURING METHOD OF LITHIUM ION SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2017/057762
Kind Code:
A1
Abstract:
An electrode portion of a lithium ion secondary battery comprising a positive electrode, a negative electrode, and an electrolytic layer between the positive electrode and the negative electrode, wherein the positive electrode and the negative electrode comprise a current collector and an active material layer laminated on the surface of the current collector, wherein current collector end portions of the positive electrode and the negative electrode; and sections of another negative electrode and positive electrode laminated respectively on the positive electrode and the negative electrode, which are facing the current collector end portions, are coated by an insulation coating.
Inventors:
OGAWA HIROSHI (JP)
Application Number:
PCT/JP2016/079180
Publication Date:
April 06, 2017
Filing Date:
September 30, 2016
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
H01M10/058; H01M4/13; H01M4/139; H01M4/66; H01M10/052; H01M50/586
Domestic Patent References:
| WO2008035499A1 | 2008-03-27 | |||
| WO2012128160A1 | 2012-09-27 |
Foreign References:
| JP2004095382A | 2004-03-25 | |||
| JP2006210002A | 2006-08-10 | |||
| JP2014120448A | 2014-06-30 | |||
| JP2012074359A | 2012-04-12 | |||
| JP2011150819A | 2011-08-04 | |||
| JP2009037833A | 2009-02-19 |
Attorney, Agent or Firm:
SAEKI Yoshifumi et al. (JP)
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