Title:
BINDER COMPOSITION FOR SECONDARY BATTERY, ELECTRODE SHEET AND SECONDARY BATTERY, AND METHOD FOR PRODUCING ELECTRODE SHEET AND SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2024/024951
Kind Code:
A1
Abstract:
The present invention provides: a binder composition for a secondary battery, the binder composition containing a water-soluble polymer (X) and a water-soluble polymer (Y), wherein the water-soluble polymer (X) is a polymer containing 20% by mass or more of a constituent having a specific structure represented by general formula (B-2), and the ratio of the weight-average molecular weight of the water-soluble polymer (Y) to the weight-average molecular weight of the water-soluble polymer (X) is 0.300-10.0; an electrode sheet and a secondary battery; and a method for producing the electrode sheet and the secondary battery.
Inventors:
HAMADA KAZUHIRO (JP)
KATAOKA SHOHEI (JP)
KAWANO KEI (JP)
MIZUTA HIRONORI (JP)
MORI GORO (JP)
KATAOKA SHOHEI (JP)
KAWANO KEI (JP)
MIZUTA HIRONORI (JP)
MORI GORO (JP)
Application Number:
PCT/JP2023/027794
Publication Date:
February 01, 2024
Filing Date:
July 28, 2023
Export Citation:
Assignee:
FUJIFILM CORP (JP)
FUJIFILM WAKO PURE CHEMICAL CORP (JP)
FUJIFILM WAKO PURE CHEMICAL CORP (JP)
International Classes:
H01M4/62; C08F20/54; C08L101/14; H01M4/13; H01M4/134; H01M4/139; H01M4/1395; H01M4/36; H01M4/38; H01M4/48
Foreign References:
| JP2020087777A | 2020-06-04 | |||
| JP2019526693A | 2019-09-19 | |||
| JP2014222601A | 2014-11-27 |
Attorney, Agent or Firm:
IIDA & PARTNERS et al. (JP)
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