Title:
NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2021/065862
Kind Code:
A1
Abstract:
A nonaqueous electrolyte secondary battery according to the present invention is provided with a negative electrode, a positive electrode and a nonaqueous electrolyte. A negative electrode active material contained in the negative electrode contains a zinc manganese alloy containing Zn, Mn and Fe that is in an amount of 1,000 ppm or less of the total mass of Zn and Mn. With respect to the zinc manganese alloy, the molar ratio of the Zn content to the Mn content is from 3 to 13.
Inventors:
OKI YUKIHIRO
FUJIMOTO MASAHISA
FUJIMOTO MASAHISA
Application Number:
PCT/JP2020/036802
Publication Date:
April 08, 2021
Filing Date:
September 29, 2020
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H01M4/36; H01M4/42; H01M4/587
Foreign References:
| JP2012079470A | 2012-04-19 | |||
| JP2013051170A | 2013-03-14 | |||
| JPH05125470A | 1993-05-21 | |||
| JPS6151764A | 1986-03-14 | |||
| JP2000228191A | 2000-08-15 |
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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