NONAQUEOUS ELECTROLYTE SOLUTION ELECTRICITY STORAGE ELEMENT

Title:

NONAQUEOUS ELECTROLYTE SOLUTION ELECTRICITY STORAGE ELEMENT

Document Type and Number:

WIPO Patent Application WO/2017/047213

Kind Code:

A1

Abstract:

This nonaqueous electrolyte solution electricity storage element includes: a positive electrode containing a positive electrode active material to/from which anions can be absorbed/desorbed; a negative electrode containing a negative electrode active material; a nonaqueous electrolyte solution; and a separator which is disposed between the positive electrode and the negative electrode and which holds the nonaqueous electrolyte solution. The positive electrode active material is a carbon having pores of a three-dimensional network structure, and the carbon has a carbonate. The carbon may include the carbonate at least in the three-dimensional network structure. The carbonate may be mixed in the carbon. With the carbonate, at least one portion of the surface of the carbon may be coated.

Inventors:

ARAKI YUKA (JP)
ABE NAOTO (JP)
ITOH YOSHIO (JP)
DAN TATSUYA (JP)
TAKESHITA SHUHEI (JP)

Application Number:

PCT/JP2016/070645

Publication Date:

March 23, 2017

Filing Date:

July 13, 2016

Export Citation:

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Assignee:

RICOH CO LTD (JP)
ARAKI YUKA (JP)
ABE NAOTO (JP)
ITOH YOSHIO (JP)
DAN TATSUYA (JP)
TAKESHITA SHUHEI (JP)

International Classes:

H01M4/583; H01G11/06; H01G11/42; H01G11/52; H01G11/60; H01G11/62; H01M4/36; H01M4/485; H01M4/62; H01M10/052; H01M10/0568; H01M10/0569; H01M50/489; H01M50/491

Foreign References:

JP2012074467A	2012-04-12
JP2014131080A	2014-07-10
JP2006286923A	2006-10-19

Other References: