Title:
ZING ALLOY POWDER FOR ALKALINE BATTERY AND ITS MANUFACTURE
Document Type and Number:
Japanese Patent JP3494775
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To retard hydrogen gas evolution and enhance battery characteristics by adjusting the contents of chromium and nickel in the specified values or less.
SOLUTION: A molten zinc alloy 3 is stored in a furnace 2 set on a hopper 1, the zinc alloy 3 is let flow from the lower part of the furnace 2, high pressure gas 4 is jetted to the zinc alloy 3 to obtain zinc alloy power having the specified particle size. Zinc containing 0.001-0.1wt.% aluminum, 0.001-0.1wt.% bismuth, 0.001-0.1wt.% indium, and 0.5ppm or less each of chromium and nickel is used to manufacture the zinc alloy powder.
Inventors:
Hideki Nagata
Kenji Ichiyo
Kazuya Saitoh
Kenji Ichiyo
Kazuya Saitoh
Application Number:
JP26475895A
Publication Date:
February 09, 2004
Filing Date:
September 19, 1995
Export Citation:
Assignee:
DOWA MINING CO.,LTD.
International Classes:
B22F9/08; B22F1/00; C22C18/00; H01M4/42; (IPC1-7): H01M4/42
Domestic Patent References:
| JP5166507A | ||||
| JP361342A | ||||
| JP61116755A |
Attorney, Agent or Firm:
Masahiko Maruoka
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