Title:
POSITIVE ELECTRODE AND LITHIUM ION SECONDARY BATTERY
Document Type and Number:
Japanese Patent JP2021157959
Kind Code:
A
Abstract:
To provide a positive electrode having excellent quick charging characteristics, and also provide a lithium ion secondary battery having excellent quick charging characteristics due to the positive electrode.SOLUTION: A positive electrode 10 according to the present invention includes a positive electrode active material layer 14 containing a positive electrode active material mainly composed of a lithium transition metal oxide, and the positive electrode active material layer contains a compound represented by the following chemical formula. Here, X1 and X2 in the following chemical formula represent H or Li, and R represents an alkylene group having 1 to 3 carbon atoms or a halogenated alkylene group.SELECTED DRAWING: Figure 1
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Inventors:
HASEGAWA TOMOHIKO
SATO ISANORI
KARIYADO HIROSHI
MORI TAKASHI
SATO ISANORI
KARIYADO HIROSHI
MORI TAKASHI
Application Number:
JP2020057294A
Publication Date:
October 07, 2021
Filing Date:
March 27, 2020
Export Citation:
Assignee:
TDK CORP
International Classes:
H01M4/131; H01M4/62
Domestic Patent References:
| JP2004259680A | 2004-09-16 | |||
| JP2004014472A | 2004-01-15 | |||
| JPH11265719A | 1999-09-28 |