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Title:
BINDER FOR SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2021/172384
Kind Code:
A1
Abstract:
The present invention provides a binder for secondary batteries which has excellent bonding force.　The binder for secondary batteries comprises a polymer, wherein the polymer includes acrylic repeating units and a 3 mass% aqueous solution of the polymer has a yellowness of 14 or less.

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Inventors:
KONO YUKI (JP)
INUI MOE (JP)
HASHIMOTO SHUN (JP)
Application Number:
PCT/JP2021/006946
Publication Date:
September 02, 2021
Filing Date:
February 24, 2021
Export Citation:
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Assignee:
SUMITOMO SEIKA CHEMICALS (JP)
International Classes:
C08F8/12; H01M4/13; H01M4/133; H01M4/134; H01M4/36; H01M4/38; H01M4/48; H01M4/587; H01M4/62
Domestic Patent References:
WO2007122947A12007-11-01
WO2018180812A12018-10-04
WO2018173717A12018-09-27
WO2018173975A12018-09-27
WO2019021810A12019-01-31
WO2004049475A12004-06-10
WO2017168947A12017-10-05
Foreign References:
JP2009040875A2009-02-26
JP2004234877A2004-08-19
JP2019110125A2019-07-04
JPH07240201A1995-09-12
JPH10294112A1998-11-04
JPH10302799A1998-11-13
Other References:
"Lithium Secondary Batteries", 20 March 2008, OHMSHA LTD, pages: 132
Attorney, Agent or Firm:
TANAKA, Junya et al. (JP)
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