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Title:
ELECTRICITY STORAGE ELEMENT
Document Type and Number:
WIPO Patent Application WO/2020/203400
Kind Code:
A1
Abstract:
One embodiment of the present invention is an electricity storage element which is provided with an electrode having a mixture layer that contains active material particles, and a separator having an inorganic layer that faces the mixture layer, while containing inorganic particles, and which is configured such that: the active material particles have two or more peaks in the volume-based particle size distribution; and the average particle diameter of the inorganic particles is 1.2 μm or less.

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Inventors:
TSUCHIKAWA TOMOYA (JP)
Application Number:
PCT/JP2020/012642
Publication Date:
October 08, 2020
Filing Date:
March 23, 2020
Export Citation:
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Assignee:
GS YUASA INT LTD (JP)
International Classes:
H01M4/13; H01G11/24; H01G11/52; H01M4/36; H01M10/052; H01M50/443; H01M50/489
Foreign References:
JP2016048668A2016-04-07
JP2017123269A2017-07-13
JP2019029205A2019-02-21
JP2013254639A2013-12-19
Other References:
See also references of EP 3930042A4
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