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Title:
SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2021/065338
Kind Code:
A1
Abstract:
This secondary battery comprises: a positive electrode containing positive electrode active material particles which include layered rock salt-type lithium composite oxides and spinel-type metal oxides, and in which the spinel-type metal oxides are present on the surfaces of particles including the layered rock salt-type lithium composite oxides; a negative electrode; and an electrolyte including a chain carboxylic acid ester and a cyclic ether.

Inventors:
HASHIMOTO TAKUJU (JP)
NIWATA YUKI (JP)
Application Number:
PCT/JP2020/033536
Publication Date:
April 08, 2021
Filing Date:
September 04, 2020
Export Citation:
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Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
C01G53/00; H01M4/36; H01M4/48; H01M4/525; H01M10/052; H01M10/0569
Domestic Patent References:
WO2016129629A12016-08-18
WO2007139130A12007-12-06
Foreign References:
JP2017152223A2017-08-31
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
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