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Title:
POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR PRODUCING POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR PRODUCING NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD FOR USE OF NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2019/244955
Kind Code:
A1
Abstract:
This non-aqueous electrolyte secondary battery is provided with a positive electrode, a negative electrode, and a non-aqueous electrolyte, wherein the positive electrode includes a lithium transition metal composite oxide which has an α-NaFeO2-type crystal structure and is represented by general formula, Li1+αMe1-αO2 (0<α, Me is a transition metal element containing Ni and Mn, or containing Ni, Mn, and Co), and in an X-ray diffraction diagram measured using a CuKα ray, a diffraction peak is observed in the range of 20-22°.

Inventors:
MURAMATSU HIROMASA (JP)
OTANI SHINYA (JP)
HARADA RYO (JP)
KISHIMOTO AKIRA (JP)
Application Number:
PCT/JP2019/024375
Publication Date:
December 26, 2019
Filing Date:
June 19, 2019
Export Citation:
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Assignee:
GS YUASA INT LTD (JP)
International Classes:
H01M4/525; H01M4/505; H01M10/052; H01M10/0569; H01M10/058
Domestic Patent References:
WO2003044881A12003-05-30
WO2016190419A12016-12-01
WO2015083330A12015-06-11
Foreign References:
JP2010050079A2010-03-04
JP4877660B22012-02-15
JP4877660B22012-02-15
JP2012104335A2012-05-31
JP2013191390A2013-09-26
JP2016100054A2016-05-30
JP2010050079A2010-03-04
JP2011187440A2011-09-22
JP2015122235A2015-07-02
JP2016015298A2016-01-28
JP2016126935A2016-07-11
JP2014170739A2014-09-18
JP2012089470A2012-05-10
JP2014107269A2014-06-09
JP2014075177A2014-04-24
JP2012504316A2012-02-16
JP2016517615A2016-06-16
JP2005044785A2005-02-17
Other References:
See also references of EP 3813163A4
P. LANZ ET AL., ELECTROCHIMICA ACTA, vol. 130, 2014, pages 206 - 212
Attorney, Agent or Firm:
MATSUMOTO Satoru (JP)
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