JPWO2017033514A1 - 電気化学デバイス - Google Patents
電気化学デバイス Download PDFInfo
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Abstract
Description
図1A,1Bは、本発明の第1の実施形態の電気化学デバイスの一例である積層型のリチウムイオン二次電池1の構成を模式的に示している。図1Aは二次電池1の主面(扁平な面)に対して垂直上方から見た平面図であり、図1Bは図1AのA−A線断面図である。
Claims (7)
- 正極と負極と複数のセパレータとを有し前記正極と前記負極が前記セパレータを介して重なり合っている蓄電要素と、可撓性フィルムからなり前記蓄電要素を収容する外装容器と、を有し、
前記セパレータは、接着性セパレータと、前記接着性セパレータよりも融点の高い耐熱セパレータとを含み、前記接着性セパレータの少なくとも一部は、前記外装容器を構成する前記可撓性フィルムに融着している、電気化学デバイス。 - 前記セパレータは、前記正極と前記負極の間と、前記蓄電要素の最外層とに配置されており、前記蓄電要素の最外層に位置する前記セパレータが前記接着性セパレータであり、前記可撓性フィルムに融着している、請求項1に記載の電気化学デバイス。
- 前記正極と前記負極の間に位置する前記セパレータは前記耐熱セパレータである、請求項2に記載の電気化学デバイス。
- 複数の前記正極と複数の前記負極を有し、前記正極と前記負極の間に位置する前記セパレータのうち、一部の前記セパレータは前記接着性セパレータであり、残りの前記セパレータは前記耐熱セパレータである、請求項2に記載の電気化学デバイス。
- 前記耐熱セパレータは融点が300℃以上の樹脂からなる、請求項1から4のいずれか1項に記載の電気化学デバイス。
- 前記接着性セパレータと前記可撓性フィルムとの融点の差は20℃以内である、請求項1から5のいずれか1項に記載の電気化学デバイス。
- 前記耐熱セパレータの空隙率は55%以上である、請求項1から6のいずれか1項に記載の電気化学デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015165642 | 2015-08-25 | ||
JP2015165642 | 2015-08-25 | ||
PCT/JP2016/065208 WO2017033514A1 (ja) | 2015-08-25 | 2016-05-23 | 電気化学デバイス |
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MY195773A (en) | 2016-05-20 | 2023-02-11 | Kyocera Avx Components Corp | Multi-Cell Ultracapacitor |
US11830672B2 (en) | 2016-11-23 | 2023-11-28 | KYOCERA AVX Components Corporation | Ultracapacitor for use in a solder reflow process |
CN107316968B (zh) * | 2017-05-11 | 2020-07-14 | 东莞市赛普克电子科技有限公司 | 一种粘性电池隔膜及使用该隔膜的锂离子电池 |
JP7008430B2 (ja) * | 2017-05-19 | 2022-02-10 | Fdk株式会社 | ラミネート型蓄電素子 |
JP2019057473A (ja) * | 2017-09-22 | 2019-04-11 | セイコーインスツル株式会社 | 電気化学セル |
EP3923404A4 (en) * | 2019-03-26 | 2022-04-13 | Maxell, Ltd. | STRATIFORM BATTERY AND METHOD FOR MANUFACTURING IT |
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