Title:
GEL TYPE ZINC NEGATIVE ELECTRODE OF ALKALINE BATTERY
Document Type and Number:
Japanese Patent JP3187266
Kind Code:
B2
Abstract:
PURPOSE: To restrain generation of gas from a non-mercurated alkaline battery after the discharge operation thereof and enhance the safety when it is exhausted, by adding a compound represented by the formula to a gel type zinc negative electrode of alkaline battery.
CONSTITUTION: To a gel type zinc negative electrode of the alkaline battery, 1-hydroxybenzotirazole represented by the structural formula is added. Also, thereto 3-methyl-5-pyrazola is added. When chelate agent is added, Zn2+ or Cu2+ is added supplementarily so that the formation of an oxide in the area of zinc surface and the formation of partial battery with Cu-Zn are restrained to suppress generation of gas in the battery after its discharge operation.
Inventors:
Kiyohide Tsutsui
Hidenori Tsuzuki
Kuniyoshi Nishida
Nozomi Narita
Toshiyuki Miwa
Yuko Kanazawa
Hidenori Tsuzuki
Kuniyoshi Nishida
Nozomi Narita
Toshiyuki Miwa
Yuko Kanazawa
Application Number:
JP30056594A
Publication Date:
July 11, 2001
Filing Date:
December 05, 1994
Export Citation:
Assignee:
FDK Co., Ltd.
International Classes:
H01M4/42; H01M4/62; (IPC1-7): H01M4/42
Domestic Patent References:
| JP2239567A |
Attorney, Agent or Firm:
Kensuke Isshiki (2 outside)