Title:
POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE, NONAQUEOUS ELECTROLYTE POWER STORAGE ELEMENT, POWER STORAGE DEVICE, METHOD FOR PRODUCING POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD FOR PRODUCING POSITIVE ELECTRODE, AND METHOD FOR PRODUCING NONAQUEOUS ELECTROLYTE POWER STORAGE ELEMENT
Document Type and Number:
WIPO Patent Application WO/2022/050101
Kind Code:
A1
Abstract:
One embodiment of the present invention provides a positive electrode active material which contains lithium, oxygen, a first element and an element A, while having an anti-fluorite crystal structure, wherein: the first element is composed of at least one element that is selected from the group consisting of chromium, manganese, iron, cobalt, nickel and copper; and the element A is composed of at least one element that is selected from the group consisting of nitrogen, sulfur, selenium, fluorine, chlorine, bromine and iodine.
Inventors:
MIZUNO YUSUKE (JP)
IKEDA YUICHI (JP)
NISHII KATSUYA (JP)
HITOMI SYUJI (JP)
YAMATE SHIGEKI (JP)
FUKUHARA NORIHITO (JP)
IKEDA YUICHI (JP)
NISHII KATSUYA (JP)
HITOMI SYUJI (JP)
YAMATE SHIGEKI (JP)
FUKUHARA NORIHITO (JP)
Application Number:
PCT/JP2021/030751
Publication Date:
March 10, 2022
Filing Date:
August 23, 2021
Export Citation:
Assignee:
GS YUASA INT LTD (JP)
International Classes:
C01G51/00; H01G11/06; H01G11/30; H01G11/86; H01M4/505; H01M4/525; H01M4/58
Domestic Patent References:
| WO2015115052A1 | 2015-08-06 |
Foreign References:
| JP2003068302A | 2003-03-07 | |||
| JP2019029344A | 2019-02-21 | |||
| JP2017069099A | 2017-04-06 | |||
| JP2010232174A | 2010-10-14 |
Other References:
CABANA JORDI, LING CHRISTOPHER D., ORÓ-SOLÉ JUDITH, GAUTIER DAMIEN, TOBÍAS GERARD, ADAMS STEFAN, CANADELL ENRIC, PALACÍN M. ROSA: "Antifluorite-Type Lithium Chromium Oxide Nitrides: Synthesis, Structure, Order, and Electrochemical Properties", INORGANIC CHEMISTRY, AMERICAN CHEMICAL SOCIETY, EASTON , US, vol. 43, no. 22, 1 November 2004 (2004-11-01), Easton , US , pages 7050 - 7060, XP055907434, ISSN: 0020-1669, DOI: 10.1021/ic049138z
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