Title:
NEGATIVE ELECTRODE FOR COLLECTOR-INTEGRATED SECONDARY CELL, AND LITHIUM SECONDARY CELL
Document Type and Number:
WIPO Patent Application WO/2021/125225
Kind Code:
A1
Abstract:
A negative electrode for a collector-integrated secondary cell comprising a negative electrode surface and a collector surface, wherein the negative electrode for the collector-integrated secondary cell is a plate-shaped metal negative electrode, and the average crystal grain diameter when a cross-section of the metal negative electrode is observed in a scanning ion microscope image is 200 µm or less.
Inventors:
MATSUMOTO SHINGO (JP)
YAMAGUCHI TAKITARO (JP)
HOSHIKAWA HIROAKI (JP)
ICHITSUBO TETSU (JP)
LI HONGYI (JP)
YAMAGUCHI TAKITARO (JP)
HOSHIKAWA HIROAKI (JP)
ICHITSUBO TETSU (JP)
LI HONGYI (JP)
Application Number:
PCT/JP2020/046955
Publication Date:
June 24, 2021
Filing Date:
December 16, 2020
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
UNIV TOHOKU (JP)
UNIV TOHOKU (JP)
International Classes:
H01M4/134; H01M4/38; H01M4/46; H01M10/052
Domestic Patent References:
| WO2018170928A1 | 2018-09-27 | |||
| WO2018201125A1 | 2018-11-01 |
Foreign References:
| JPH04506434A | 1992-11-05 | |||
| JP2019129059A | 2019-08-01 | |||
| JPH04206263A | 1992-07-28 | |||
| JP2019229603A | 2019-12-19 |
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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