Title:
LITHIUM ION SECONDARY BATTERY, ELECTRODE AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2017/163846
Kind Code:
A1
Abstract:
An electrode which comprises: an active material layer that is formed on at least one surface of a collector and contains an active material and a first resin; and an active material layer unformed part where an active material layer is not formed. The boundary part between the active material layer and the active material layer unformed part is covered by an insulating layer; the insulating layer contains a third resin; a heat-resistant layer is formed so as to cover the surface of the active material layer; the heat-resistant layer and the insulating layer overlap each other at an end of the active material layer; and the heat-resistant layer contains a fourth resin.
Inventors:
MIMURA KAZUYA (JP)
Application Number:
PCT/JP2017/008812
Publication Date:
September 28, 2017
Filing Date:
March 06, 2017
Export Citation:
Assignee:
NEC ENERGY DEVICES LTD (JP)
International Classes:
H01M4/13; H01M4/62; H01M10/052; H01M50/586; H01M50/593
Domestic Patent References:
| WO2015087657A1 | 2015-06-18 |
Foreign References:
| JP2011076836A | 2011-04-14 | |||
| JP2010250968A | 2010-11-04 | |||
| JP2013196781A | 2013-09-30 |
Attorney, Agent or Firm:
MIYAZAKI Teruo et al. (JP)
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