发明名称 |
SODIUM SULFUR CELL AND PROCESS OF MANUFACTURING THE SAME |
摘要 |
A sodium sulfur cell comprises a cathode active material (5) of metallic sodium, and anode active material (3) of sulfur or sodium polysulfide, and a beta alumina solid electrolyte separator (1). At least one of the above active materials containing, as an impurity, calcium of at most 20 ppm and/or potassium of at most 200 ppm, by weight. The cell of the invention has excellent characteristics, particularly a prolonged electromotive life. |
申请公布号 |
CA2021707(A1) |
申请公布日期 |
1991.01.22 |
申请号 |
CA19902021707 |
申请日期 |
1990.07.20 |
申请人 |
TOKYO ELECTRIC POWER COMPANY, INCORPORATED (THE);NGK INSULATORS, LTD. |
发明人 |
OHSHIMA, MASAAKI;KOBAYASHI, AKIRA;YOSHIDA, AKIHIKO |
分类号 |
H01M10/39;(IPC1-7):H01M2/16;H01M10/28;H01M10/26 |
主分类号 |
H01M10/39 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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