| 摘要 |
PCT No. PCT/JP92/01043 Sec. 371 Date Apr. 20, 1993 Sec. 102(e) Date Apr. 20, 1993 PCT Filed Aug. 18, 1992 PCT Pub. No. WO93/04509 PCT Pub. Date Apr. 3, 1993.A lithium secondary battery includes a positive electrode, an electrolyte layer having a solid polymer electrolyte, and a negative electrode using metallic lithium or lithium alloy as an active material. The electrolyte layer includes a first layer and a second layer, and an electrolyte of the first layer in contact with the negative electrode is less reactive with a negative active material than to an electrolyte of the second layer.
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