JP6744061B2 - 二次電池用プラズマ発生装置及びそれを含むラミネーションシステム - Google Patents
二次電池用プラズマ発生装置及びそれを含むラミネーションシステム Download PDFInfo
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Description
本出願は、2017年6月23日付韓国特許出願第10−2017−0079777号に基づいた優先権の利益を主張し、当該韓国特許出願の文献に開示されたすべての内容は、本明細書の一部として含まれる。
本発明の第1実施例による基本単位体は、電極と分離膜が交互に配置されている。このとき、電極と分離膜は同じ数で配置されてもよく、互いに異なる数で配置されてもよい。例えば、図1に示されている通り、基本単位体10は2つの電極11、13と2つの分離膜12、14が順次に積層され形成されてよい。このとき2つの電極は正極及び負極であってよく、前記正極と負極は分離膜を介して互いに対向してよい。これにより、本単位体10は、正極、分離膜、負極及び分離膜に積層された構造を有する。
本発明の第1実施例による電極組立体は、1種の前記基本単位体を繰り返し積層するか、又は2種以上の基本単位体を定まった順序により積層して形成してよい。
本発明の第1実施例によるラミネーションシステム20は、図3に示されている通り、電極11、13と分離膜12、14が交互に積層されるように供給する複数の供給ローラー100、前記電極11、13を切断する第1カッター200、前記電極11、13と前記分離膜12、14を熱融着して基本単位シートを製造するラミネート300、及び前記基本単位シートを所定の大きさに切断して基本単位体10を製造する第2カッター400を含む。
本発明の第1実施例によるプラズマ発生装置500は、図4及び図7に示されている通り、接着力、電解液の含浸力及びガス排出力を高めるために前記電極11、13と前記分離膜12、14を接着する前に前記分離膜12、14の表面にパターン化された接着層12aを形成してよい。
本発明の第2実施例によるプラズマ発生装置500'は、図8に示されている通り、プラズマ発生部520を含むが、前記プラズマ発生部520は、分離膜12の幅方向に備えられる本体521、及び金属部材512と本体521の間に部分的にプラズマを発生させ、分離膜12の表面にパターン化された接着層12aを形成する複数の電極部材522を含む。
Claims (13)
- 分離膜を移送する移送ローラー、及び前記移送ローラーに内蔵する金属部材を備えるローラー部;及び
前記移送ローラーから離隔されるように形成される本体と、前記本体の両端部方向に互いに離隔された位置に備えられ、前記金属部材と前記本体の間に部分的にプラズマを発生させて前記分離膜の表面にパターン化された接着層を形成する複数の電極部材を備えるプラズマ発生部を含み、
前記複数の電極部材が前記本体に着脱可能に結合されつつ、前記分離膜の大きさにより前記本体に結合される前記電極部材の個数が調節される二次電池用プラズマ発生装置。 - 前記本体は、前記移送ローラーから離隔される固定片と、前記固定片が固定されて両端部方向に互いに離隔された位置に複数の結合ホールを形成する支持片を含み、
前記複数の電極部材は、前記固定片に支持される電極片と、前記電極片を前記結合ホールに着脱可能に結合する結合突起を含む請求項1に記載の二次電池用プラズマ発生装置。 - 前記本体は、前記移送ローラーから離隔される固定片と、前記固定片が固定されて両端部方向に長く結合ホールを形成する支持片を含み、
前記複数の電極部材は、前記固定片に支持される電極片と、前記電極片を前記結合ホールに着脱可能に結合すると同時に前記結合ホール内から前記本体の両端部方向に移動可能にさせる結合突起を含む請求項1に記載の二次電池用プラズマ発生装置。 - 前記複数の電極部材は、前記本体上で前記分離膜の幅方向に沿って等間隔で備えられるか又は互いに異なる間隔で備えられる請求項1から3のいずれか一項に記載の二次電池用プラズマ発生装置。
- 前記複数の電極部材は長さ、幅及び厚さが互いに同一に備えられる請求項1から4のいずれか一項に記載の二次電池用プラズマ発生装置。
- 前記複数の電極部材は長さ、幅及び厚さのうちいずれか一つ以上が互いに異なるように備えられる請求項1から4のいずれか一項に記載の二次電池用プラズマ発生装置。
- 前記プラズマ発生部を前記移送ローラーに向かう方向に移動させるか又は反対方向に移動させる移動部をさらに含む請求項1から6のいずれか一項に記載の二次電池用プラズマ発生装置。
- 前記本体は、非金属素材で備えられる請求項1から7のいずれか一項に記載の二次電池用プラズマ発生装置。
- 前記本体は、セラミックスで備えられる請求項1から8のいずれか一項に記載の二次電池用プラズマ発生装置。
- 前記複数の電極部材は、コロナ放電電極で備えられる請求項1から9のいずれか一項に記載の二次電池用プラズマ発生装置。
- 前記プラズマ発生部は、
前記分離膜の両面にそれぞれ備えられつつ、前記分離膜の両面にパターン化された接着層を形成する請求項1から10のいずれか一項に記載の二次電池用プラズマ発生装置。 - 前記プラズマ発生部は、
前記分離膜の両面に互いに異なる接着力を有するパターン化された接着層を形成する請求項1から10のいずれか一項に記載の二次電池用プラズマ発生装置。 - 電極と分離膜が交互に積層されるように供給する複数の供給ローラー;
前記電極を切断する第1カッター;
請求項1から請求項12のうちいずれか一つの請求項により備えられ、前記分離膜の表面にパターン化された接着層を形成するプラズマ発生装置;
前記電極と前記分離膜を熱融着して基本単位体を製造するラミネート;及び
前記基本単位体を同一の大きさに切断する第2カッターを含み、
前記プラズマ発生装置は、前記分離膜と電極が熱融着する前に前記分離膜の表面に部分的にプラズマを発生させてパターン化された接着層を形成する二次電池用ラミネーションシステム。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020170079777A KR102054467B1 (ko) | 2017-06-23 | 2017-06-23 | 이차전지용 플라즈마 발생장치 및 그를 포함하는 라미네이션 시스템 |
| KR10-2017-0079777 | 2017-06-23 | ||
| PCT/KR2018/004105 WO2018236033A1 (ko) | 2017-06-23 | 2018-04-06 | 이차전지용 플라즈마 발생장치 및 그를 포함하는 라미네이션 시스템 |
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| JP2020514946A JP2020514946A (ja) | 2020-05-21 |
| JP6744061B2 true JP6744061B2 (ja) | 2020-08-19 |
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| US (1) | US11438998B2 (ja) |
| EP (1) | EP3503278B1 (ja) |
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| KR20210047208A (ko) * | 2019-10-21 | 2021-04-29 | 주식회사 엘지화학 | 전극 조립체 제조방법 및 이를 통해 제조된 전극 조립체 |
| KR102900643B1 (ko) * | 2020-06-08 | 2025-12-15 | 주식회사 엘지에너지솔루션 | 표면 레벨이 상이한 가압 블록을 이용한 전극 조립체 라미네이션 장치 및 방법 |
| KR102785345B1 (ko) * | 2020-06-15 | 2025-03-25 | 주식회사 엘지에너지솔루션 | 이차전지 제조설비 및 그의 제조방법 |
| KR20220058249A (ko) | 2020-10-30 | 2022-05-09 | 주식회사 엘지에너지솔루션 | 이차전지용 플라즈마 발생장치 및 그를 포함하는 라미네이션 시스템 |
| US20240367428A1 (en) * | 2021-03-15 | 2024-11-07 | Lg Energy Solution, Ltd. | Plasma Generation Device and Facility for Manufacturing Electrode Assembly Including the Same |
| EP4174998A4 (en) * | 2021-03-15 | 2025-02-26 | LG Energy Solution, Ltd. | PLASMA GENERATING DEVICE AND EQUIPMENT FOR PRODUCING AN ELECTRODE ARRANGEMENT THEREOF |
| KR102879323B1 (ko) | 2021-03-31 | 2025-10-31 | 주식회사 엘지에너지솔루션 | 광택계가 구비된 모노셀 제조장치 및 이를 이용한 제조방법 |
| CN115917812B (zh) | 2021-03-31 | 2025-11-14 | 株式会社Lg新能源 | 具有光泽度计的单一单元制造设备和使用该设备的制造方法 |
| KR20230013863A (ko) * | 2021-07-20 | 2023-01-27 | 주식회사 엘지에너지솔루션 | 전극 적층체 가열 유닛 및 이를 포함하는 라미네이션 장치 |
| KR102839269B1 (ko) * | 2022-12-02 | 2025-07-25 | 주식회사 엘지에너지솔루션 | 표면 처리된 분리막을 포함하는 전극 조립체, 이를 포함하는 이차전지 및 전극 조립체의 제조방법 |
| KR102891880B1 (ko) * | 2023-07-26 | 2025-11-27 | 주식회사 엘지에너지솔루션 | 분리막 기재, 이의 제조방법 및 이를 포함하는 분리막 |
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| JP2949614B2 (ja) * | 1996-07-29 | 1999-09-20 | 参共化成工業株式会社 | 合成樹脂のチューブ状フィルムへのコロナ放電処理方法 |
| JP3797729B2 (ja) * | 1996-12-16 | 2006-07-19 | 日東電工株式会社 | 電池用セパレータ |
| JP4710216B2 (ja) * | 2002-06-11 | 2011-06-29 | コニカミノルタホールディングス株式会社 | 薄膜形成方法 |
| KR100958649B1 (ko) | 2002-12-27 | 2010-05-20 | 삼성에스디아이 주식회사 | 전지부와, 이의 감는 방법과, 이를 채용하여 제조된 리튬이차 전지 |
| NZ543027A (en) | 2003-05-05 | 2007-06-29 | Commw Scient Ind Res Org | Plasma treatment apparatus and method |
| AU2003902139A0 (en) | 2003-05-05 | 2003-05-22 | Commonwealth Scientific And Industrial Research Organisation | Atmospheric pressure plasma treatment device and method |
| JP3959049B2 (ja) * | 2003-06-25 | 2007-08-15 | 積水化学工業株式会社 | プラズマ処理装置の電極構造 |
| JP2006079935A (ja) | 2004-09-09 | 2006-03-23 | Gs Yuasa Corporation:Kk | 非水電解質二次電池、及びその集電体の表面処理方法 |
| JP2007012668A (ja) | 2005-06-28 | 2007-01-18 | Toppan Printing Co Ltd | 導電性薄膜のプラズマパターニング方法 |
| JP5446417B2 (ja) * | 2009-04-16 | 2014-03-19 | セイコーエプソン株式会社 | プラズマ処理装置 |
| JP2009206523A (ja) * | 2009-06-09 | 2009-09-10 | Seiko Epson Corp | プラズマ処理装置 |
| KR101361675B1 (ko) | 2011-03-31 | 2014-02-12 | 주식회사 엘지화학 | 전극조립체의 제조방법 및 이를 이용하여 생산되는 전극조립체 |
| CN104191774B (zh) | 2014-08-13 | 2016-05-04 | 江苏安瑞达新材料有限公司 | 一种新型耐高温锂电池隔膜的制备工艺 |
| KR101823192B1 (ko) * | 2014-09-04 | 2018-01-29 | 주식회사 엘지화학 | 기본 단위체 제조 장치 및 전극 조립체의 제조 방법 |
| KR20160121177A (ko) | 2015-04-10 | 2016-10-19 | 주식회사 엘지화학 | 전극접착층을 갖는 세퍼레이터 및 이를 포함하는 전기화학소자 |
| KR20160126343A (ko) * | 2015-04-23 | 2016-11-02 | 주식회사 엘지화학 | 전극 결착성 및 전해액 젖음성이 우수한 전기화학소자용 분리막 및 이를 포함하는 전기화학소자 |
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| CN208298945U (zh) | 2018-12-28 |
| WO2018236033A1 (ko) | 2018-12-27 |
| US20190215944A1 (en) | 2019-07-11 |
| EP3503278A4 (en) | 2019-10-30 |
| CN109119666B (zh) | 2020-02-21 |
| EP3503278A1 (en) | 2019-06-26 |
| EP3503278B1 (en) | 2020-06-17 |
| CN109119666A (zh) | 2019-01-01 |
| PL3503278T3 (pl) | 2020-10-19 |
| JP2020514946A (ja) | 2020-05-21 |
| US11438998B2 (en) | 2022-09-06 |
| KR102054467B1 (ko) | 2019-12-11 |
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