Title:
BINDER FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, ELECTRODE MIXTURE, ELECTRODE, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2022/163631
Kind Code:
A1
Abstract:
The objective of the present application is to provide a binder for a non-aqueous electrolyte secondary battery, the binder having high adhesiveness to an active material and a current collector, and having high flexibility to withstand bending in an electrode having a densified mixture layer. The binder for a non-aqueous electrolyte secondary battery that achieves said objective includes: a vinylidene fluoride polymer containing, as a main constituent, a structural unit derived from vinylidene fluoride; and an additive having a specific structure, wherein the mass ratio of the vinylidene fluoride polymer to the additive is 99/1-60/40.
Inventors:
SAITO HARUKI (JP)
OKADA KAYOKO (JP)
IKEYAMA YASUFUMI (JP)
KATONO MASATAKA (JP)
OKADA KAYOKO (JP)
IKEYAMA YASUFUMI (JP)
KATONO MASATAKA (JP)
Application Number:
PCT/JP2022/002610
Publication Date:
August 04, 2022
Filing Date:
January 25, 2022
Export Citation:
Assignee:
KUREHA CORP (JP)
International Classes:
H01M4/62; C08F14/22; C08K5/00; C08L27/16; H01M4/13
Domestic Patent References:
WO2012096342A1 | 2012-07-19 |
Foreign References:
JPH1173964A | 1999-03-16 | |||
JP2012048917A | 2012-03-08 | |||
JP2011014457A | 2011-01-20 | |||
JP5797206B2 | 2015-10-21 | |||
JP2005294140A | 2005-10-20 | |||
JP2021013550A | 2021-02-12 |
Attorney, Agent or Firm:
WASHIDA & ASSOCIATES (JP)
Download PDF:
Previous Patent: LENS DRIVING DEVICE AND CAMERA MODULE
Next Patent: PILE LOADING TEST JIG AND PILE LOADING TEST METHOD
Next Patent: PILE LOADING TEST JIG AND PILE LOADING TEST METHOD