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)
INUI MOE (JP)
HASHIMOTO SHUN (JP)
Application Number:
PCT/JP2021/006946
Publication Date:
September 02, 2021
Filing Date:
February 24, 2021
Export Citation:
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:
WO2007122947A1 | 2007-11-01 | |||
WO2018180812A1 | 2018-10-04 | |||
WO2018173717A1 | 2018-09-27 | |||
WO2018173975A1 | 2018-09-27 | |||
WO2019021810A1 | 2019-01-31 | |||
WO2004049475A1 | 2004-06-10 | |||
WO2017168947A1 | 2017-10-05 |
Foreign References:
JP2009040875A | 2009-02-26 | |||
JP2004234877A | 2004-08-19 | |||
JP2019110125A | 2019-07-04 | |||
JPH07240201A | 1995-09-12 | |||
JPH10294112A | 1998-11-04 | |||
JPH10302799A | 1998-11-13 |
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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