JP7048858B2 - パウチ型二次電池及びその製造方法 - Google Patents
パウチ型二次電池及びその製造方法 Download PDFInfo
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- JP7048858B2 JP7048858B2 JP2020532996A JP2020532996A JP7048858B2 JP 7048858 B2 JP7048858 B2 JP 7048858B2 JP 2020532996 A JP2020532996 A JP 2020532996A JP 2020532996 A JP2020532996 A JP 2020532996A JP 7048858 B2 JP7048858 B2 JP 7048858B2
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Description
また、本発明による電池モジュールは前記パウチ型二次電池を含む電池モジュールであることを特徴とする。
110 リード部材
200 電池ケース
210 上部ケース
211 外側被覆層
212 金属層
213 内側被覆層
220 下部ケース
221 外側被覆層
222 金属層
223 内側被覆層
230 シーリング部
240 コーティング層
241 コンフォーマルコーティング層
242 樹脂コーティング層
300 シーリングバー
310 折曲部
320 羽部
Claims (7)
- ラミネートシートからなる電池ケース及び前記電池ケースに収納される電極組立体を含み、
前記電池ケースは、外側被覆層、金属層及び内側被覆層を含むラミネートシートからなる上部ケース及び下部ケースとからなり、
前記上部ケースと前記下部ケースを互いに結合するためのシーリング部が前記上部ケース及び前記下部ケースの外周縁部に備えられ、前記シーリング部の側面には前記金属層の露出を防止するためのコンフォーマル(Conformal)コーティング層が形成されており、
前記コンフォーマル(Conformal)コーティング層の外側表面の所定領域には樹脂コーティング層がさらに形成されるパウチ型二次電池。 - 前記樹脂コーティング層は前記外側被覆層の一部が溶融して形成される、請求項1に記載のパウチ型二次電池。
- 前記コンフォーマル(Conformal)コーティング層の内側表面の所定領域には樹脂コーティング層がさらに形成され、
前記樹脂コーティング層は、前記外側被覆層及び/又は前記内側被覆層の一部が溶融して形成される、請求項1に記載のパウチ型二次電池。 - 外側被覆層、金属層及び内側被覆層を含むラミネートシートを切断して上部ケース及び下部ケースからなる電池ケースを準備する第1段階と、
前記上部ケースと前記下部ケースとの間に電極組立体を収納する第2段階と、
前記上部ケース及び前記下部ケースの外周縁部に備えられたシーリング部を密着させる第3段階と、
前記金属層の露出を防止するために、前記シーリング部の側面にコンフォーマル(Conformal)コーティング層を形成する第4段階と、を含み、
前記第4段階後に、前記上部ケース及び前記下部ケースのシーリング部を熱融着して前記上部ケースと前記下部ケースを密封する第5段階をさらに含む、パウチ型二次電池の製造方法。 - 前記第5段階では、前記コンフォーマル(Conformal)コーティング層の外側表面の所定領域に樹脂コーティング層を形成し、前記樹脂コーティング層は、前記シーリング部の熱融着の際に溶融した前記外側被覆層の一部から形成される、請求項4に記載のパウチ型二次電池の製造方法。
- 請求項1~3のいずれか一項に記載のパウチ型二次電池を含む、電池モジュール。
- 請求項6に記載の電池モジュールを含む、電池パック。
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KR1020180163948A KR102384007B1 (ko) | 2018-12-18 | 2018-12-18 | 파우치형 이차전지 및 그 제조방법 |
KR10-2018-0163948 | 2018-12-18 | ||
PCT/KR2019/017354 WO2020130455A1 (ko) | 2018-12-18 | 2019-12-10 | 파우치형 이차전지 및 그 제조방법 |
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JP7048858B2 true JP7048858B2 (ja) | 2022-04-06 |
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US (1) | US20210028417A1 (ja) |
EP (1) | EP3754741A4 (ja) |
JP (1) | JP7048858B2 (ja) |
KR (1) | KR102384007B1 (ja) |
CN (1) | CN111630677B (ja) |
WO (1) | WO2020130455A1 (ja) |
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Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020127362A1 (en) * | 2001-03-01 | 2002-09-12 | The University Of Chicago | Flexible laminates and housings for batteries |
JP4760028B2 (ja) * | 2005-01-28 | 2011-08-31 | Tdk株式会社 | 電気化学デバイス及びその製造方法 |
JP5202815B2 (ja) * | 2006-03-29 | 2013-06-05 | 日本電気株式会社 | フィルム外装電気デバイスおよび電気デバイス集合体 |
KR100879893B1 (ko) * | 2006-07-10 | 2009-01-21 | 주식회사 엘지화학 | 실링부의 안전성이 향상된 이차전지 |
WO2009011470A1 (en) * | 2007-07-19 | 2009-01-22 | Lg Chem, Ltd. | Battery pack of large capacity |
KR101002468B1 (ko) * | 2008-07-01 | 2010-12-17 | 삼성에스디아이 주식회사 | 파우치형 리튬 이차전지 |
KR101306190B1 (ko) * | 2010-12-02 | 2013-09-09 | 주식회사 엘지화학 | 절연성이 향상된 이차전지 |
KR101472178B1 (ko) * | 2012-06-12 | 2014-12-12 | 주식회사 엘지화학 | 비노출 실링부를 구비한 파우치형 전지 |
KR20140032710A (ko) * | 2012-09-07 | 2014-03-17 | 주식회사 엘지화학 | 파우치형 이차전지의 제조방법 |
US9735402B2 (en) * | 2013-07-30 | 2017-08-15 | Lg Chem, Ltd. | Battery cell having double sealing structure |
KR101811473B1 (ko) * | 2013-10-31 | 2017-12-21 | 주식회사 엘지화학 | 방수층이 코팅된 파우치형 이차전지 및 그 제조 방법 |
JP6693416B2 (ja) * | 2014-07-16 | 2020-05-13 | 凸版印刷株式会社 | 蓄電装置用外装材、及びそれを用いた蓄電装置 |
JP6487669B2 (ja) * | 2014-11-05 | 2019-03-20 | 昭和電工パッケージング株式会社 | 蓄電デバイス |
KR101805539B1 (ko) * | 2015-03-26 | 2017-12-07 | 주식회사 엘지화학 | 파우치형 전지케이스의 엣지의 코팅 방법 및 그로부터 제조된 전지셀 |
KR101883536B1 (ko) * | 2015-04-29 | 2018-07-30 | 주식회사 엘지화학 | 파우치형 이차전지 및 그 제조방법 |
KR20160131706A (ko) | 2015-05-08 | 2016-11-16 | 주식회사 엘지화학 | 파우치형 이차전지 및 그의 제조 방법 |
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- 2019-12-10 JP JP2020532996A patent/JP7048858B2/ja active Active
- 2019-12-10 CN CN201980009129.XA patent/CN111630677B/zh active Active
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CN111630677A (zh) | 2020-09-04 |
WO2020130455A1 (ko) | 2020-06-25 |
KR102384007B1 (ko) | 2022-04-07 |
US20210028417A1 (en) | 2021-01-28 |
CN111630677B (zh) | 2022-11-11 |
EP3754741A4 (en) | 2021-06-23 |
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