Title:
STEEL FOIL FOR CURRENT COLLECTOR, AND ALL-SOLID-STATE SECONDARY CELL
Document Type and Number:
WIPO Patent Application WO/2023/188713
Kind Code:
A1
Abstract:
Provided are: a steel foil for a current collector, the steel foil not easily causing buckling or bending by heat treatment at temperatures high enough to crystallize an active substance after an active substance layer is formed; and an all-solid-state secondary cell using the steel foil for a current collector. The steel foil for a current collector according to the present disclosure comprises a ferrite-based stainless steel foil. The ferrite-based stainless steel foil according to the present disclosure has a half width Fw of the (110) plane peak of 0.40 to 0.52° in an X-ray diffraction profile using Co Kα radiation.
Inventors:
YASHIRO ATSUSHI (JP)
ISHIKAWA NORIAKI (JP)
UNNO HIROTO (JP)
HAGIWARA YOSHIAKI (JP)
NAKATSUKA JUN (JP)
ISHIKAWA NORIAKI (JP)
UNNO HIROTO (JP)
HAGIWARA YOSHIAKI (JP)
NAKATSUKA JUN (JP)
Application Number:
PCT/JP2023/001441
Publication Date:
October 05, 2023
Filing Date:
January 19, 2023
Export Citation:
Assignee:
NIPPON STEEL CHEMICAL & MAT CO LTD (JP)
International Classes:
H01M4/66; C21D9/46
Domestic Patent References:
| WO2005101551A1 | 2005-10-27 |
Foreign References:
| JP2014183254A | 2014-09-29 | |||
| JP2012138571A | 2012-07-19 | |||
| JP2021012839A | 2021-02-04 | |||
| JP2007138197A | 2007-06-07 | |||
| JP2021011620A | 2021-02-04 | |||
| JP2003178766A | 2003-06-27 | |||
| JP2005126808A | 2005-05-19 |
Attorney, Agent or Firm:
ASCEND IP LAW FIRM (JP)
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