Title:
亜鉛箔及びこれを用いた電池用負極活物質材料、並びに亜鉛箔の製造方法
Document Type and Number:
Japanese Patent JP7081056
Kind Code:
B2
Abstract:
A zinc foil has a zinc crystal grain size of 0.2 µm or more and 50 µm or less. The zinc foil preferably includes: a base metal containing zinc; and a metal element other than zinc. The metal element preferably includes at least one selected from the group consisting of bismuth, indium, magnesium, calcium, gallium, tin, barium, strontium, silver, and manganese. It is also preferable that the content of the metal element is 10 ppm or more and 10000 ppm or less in terms of mass. It is also preferable that the zinc foil has an apparent density of 3 g/cm3 or more and 7 g/cm3 or less. The apparent density is based on contour measurement.
Inventors:
Hiroki Sawamoto
Hidetoshi Inoue
Masatsugu Matsufuji
Takamasa Kabashima
Hidetoshi Inoue
Masatsugu Matsufuji
Takamasa Kabashima
Application Number:
JP2021561862A
Publication Date:
June 06, 2022
Filing Date:
January 22, 2021
Export Citation:
Assignee:
Mitsui Mining & Smelting Co., Ltd.
International Classes:
C22C18/00; H01M4/38; C25D1/04; H01M4/42
Domestic Patent References:
| JP7245103A | ||||
| JP54048647A | ||||
| JP2008171762A | ||||
| JP2001273893A |
Foreign References:
| WO2020071350A1 | ||||
| WO2005045959A1 | ||||
| WO2008096559A1 |
Attorney, Agent or Firm:
Showa International Patent Office
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