ALL-SOLID BATTERY
To provide an all-solid battery in which short-circuiting at an outer peripheral end portion is suppressed.SOLUTION: An all-solid battery is provided, comprising: a positive electrode active material layer 15; a negative electrode active material layer 13; a solid electrolyte layer 17 interposed bet...
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| Format: | Patent |
| Sprache: | eng ; jpn |
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| Zusammenfassung: | To provide an all-solid battery in which short-circuiting at an outer peripheral end portion is suppressed.SOLUTION: An all-solid battery is provided, comprising: a positive electrode active material layer 15; a negative electrode active material layer 13; a solid electrolyte layer 17 interposed between the positive electrode active material layer 15 and the negative electrode active material layer 13, and including a solid electrolyte; a carbon-containing layer 12 arranged between the negative electrode active material layer 13 and the solid electrolyte layer 17, and including carbon material; and a metal portion 14 which is provided at an outer peripheral edge portion of the negative electrode active material layer and can be alloyed with lithium.SELECTED DRAWING: Figure 7
【課題】外周端部における端部短絡を抑制した全固体電池を提供する。【解決手段】正極活物質層１５と、負極活物質層１３と、前記正極活物質層１５及び前記負極活物質層１３の間に介在し、固体電解質を含む固体電解質層１７と、負極活物質層１３及び固体電解質層１７の間に配置され、炭素材料を含む炭素含有層１２と、負極活物質層の外周縁部に設けられ、リチウムと合金化可能である金属部１４と、を備えた全固体電池が提供される。【選択図】図７ |
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