Title:
アルカリ蓄電池用水素吸蔵合金及びその製造方法並びにアルカリ蓄電池
Document Type and Number:
Japanese Patent JP4290023
Kind Code:
B2
Abstract:
An alkaline storage battery including a positive electrode (1), a negative electrode (2) using a hydrogen-absorbing alloy, and an alkaline electrolyte solution employs, as the hydrogen-absorbing alloy in the negative electrode, a hydrogen-absorbing alloy for alkaline storage batteries including at least a rare-earth element, magnesium, nickel, and aluminum, and having an intensity ratio IA/IB of 1.00 or greater, wherein IA is the strongest peak intensity appearing in the range 2theta=32°-33° and IB is the strongest peak intensity appearing in the range 2theta=35°-36° in an X-ray diffraction analysis using Cu- Kalpha radiation as the X-ray source.
Inventors:
Shigekazu Yasuoka
Toruyuki Murata
Jun Ishida
Toruyuki Murata
Jun Ishida
Application Number:
JP2004016553A
Publication Date:
July 01, 2009
Filing Date:
January 26, 2004
Export Citation:
Assignee:
Sanyo Electric Co., Ltd.
International Classes:
C22F1/10; H01M4/38; C01B3/00; C22C19/00; C22F1/00; H01M4/46; H01M10/24; H01M10/34; H01M4/02
Domestic Patent References:
| JP2002105563A |
Attorney, Agent or Firm:
Katsuaki Matsukawa