JP7184783B2 - 二次電池用負極の前リチウム化方法 - Google Patents
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Description
前記安定化工程は、電解液の中で行うことができる。
<負極の製造>
負極活物質として(黒鉛:SiO=7:3)92重量%、デンカブラック(Denka Black、導電材)3重量%、SBR(結合剤)3.5重量%及びCMC(増粘剤)1.5重量%を水に添加して負極混合物スラリーを製造した。
銅集電体の一面に前記負極混合物スラリーをコーティングし、これを乾燥及び圧延した後、一定の大きさで打ち抜き、負極を製造した。
図1のように、前記で製作した負極を10時間電解液(エチレンカーボネート(EC)、エチルメチルカーボネート(DEC)を50:50の体積比で混合した溶媒に1Mの六フッ化リン酸リチウム(LiPF6)が溶解された電解液)にウェッティングさせた後、電解液が有る状態で、リチウム金属を負極の上に載せてジグを締結し、30kgfの力で圧着させる。こうして、30分間を前リチウム化させた後、リチウム金属を外す。
図1のように、前記で製作した前リチウム化された負極を再びジグに締結して30kgfの力で2時間圧着して安定化過程を進行させる。
前記で作製した負極とLiCoO2を対極として、間にポリオレフィン系セパレータを介在させた後、エチレンカーボネート(EC)、エチルメチルカーボネート(DEC)を50:50の体積比で混合した溶媒に1Mの LiPF6が溶解された電解液を注入してコイン型フルセルを製造した。
前リチウム化及び安定化の段階で加える圧力を20kgfに変更したことを除いては、実施例1と同一の条件で二次電池を製造した。
高圧安定化の段階で3時間、電極を圧着したことを除いては、実施例1と同一の条件で二次電池を製造した。
高圧直接接触の前リチウム化段階で1時間、負極及びリチウム金属を圧着させたことを除いては、実施例1と同一の条件で二次電池を製造した。
高圧直接接触の前リチウム化段階で、電極のウェッティング時間を15時間に変更したことを除いては、実施例1と同一の条件で二次電池を製造した。
前リチウム化時の圧着力、電極のウェッティング時間、安定化時の圧着力を表1に記載のように変更したことを除いては、実施例1と同一の条件で二次電池を製造した。
前記で製作された負極の厚さを高さ測定器を使用して測定し、初期の厚さに比べてどのくらい増加したのか、その結果を表1に示した。
前記で製造したコイン型フルセルに対して電気化学充放電器を用いて充放電可逆性のテストをし、容量維持率を表1に示した。充電時に4.2V(vs.Li/Li+)の電圧まで0.1C-rateの電流密度で電流を加えて充電し、放電時にも同じ電流密度で2.5Vの電圧まで放電を実施した。
20:ジグ(jig)
30:リチウム金属(lithium metal)
40:電極
50:前リチウム化された電極
Claims (10)
- 電解液の中で電極にリチウム金属を直接接触させ、圧力を加えて前リチウム化する第1段階と、
前記リチウム金属を外した後、前リチウム化された電極に圧力を加えて安定化過程を実行する第2段階と、を含み、
前記第1段階において、電極のリチウム金属と接触する面に圧力が加わり、
前記第2段階において、電極の前記面に圧力が加わり、
前記第1段階の前に、電極を電解液に浸漬させてウェッティングを行い、
前記電極は、シリコン系負極活物質を含み、
前リチウム化後の電極厚さの増加率が37%以下である、
二次電池用電極の前リチウム化方法。 - 前記第1段階は、電極にリチウム金属を載せ、ジグを締結して圧力を加えることを特徴とする、請求項1に記載の二次電池用電極の前リチウム化方法。
- 前記第2段階は、前リチウム化された電極をジグに締結して圧力を加えることを特徴とする、請求項1または2に記載の二次電池用電極の前リチウム化方法。
- 前記電極は、負極であることを特徴とする、請求項1から3の何れか一項に記載の二次電池用電極の前リチウム化方法。
- 前記電極は、シリコン酸化物を含むことを特徴とする、請求項1から4の何れか一項に記載の二次電池用電極の前リチウム化方法。
- 前記第1段階は、0.1~10時間の間、電極及びリチウム金属に圧力を加えることを特徴とする、請求項1から5の何れか一項に記載の二次電池用電極の前リチウム化方法。
- 前記第2段階は、0.5~10時間の間、電極に圧力を加えることを特徴とする、請求項1から6の何れか一項に記載の二次電池用電極の前リチウム化方法。
- 前記電極を前記電解液に1~48時間、ウェッティングすることを特徴とする、請求項1から7の何れか一項に記載の二次電池用電極の前リチウム化方法。
- 第2段階は、電解液の中で行われることを特徴とする、請求項1から8の何れか一項に記載の二次電池用電極の前リチウム化方法。
- 電極活物質、導電材、バインダーを混合してスラリーを製造する段階と、
電極集電体上に前記混合されたスラリーをコーティングする段階と、
前記コーティングされた電極集電体をローラーで加圧し、単位電極に打抜き、乾燥する段階と、及び
前記乾燥された単位電極を請求項1に係る前リチウム化方法によって前リチウム化する段階と、からなる二次電池用電極の製造方法。
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Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102265214B1 (ko) * | 2017-05-19 | 2021-06-16 | (주)엘지에너지솔루션 | 이차전지용 실리콘 산화물 음극의 전리튬화 방법 |
KR20200129908A (ko) * | 2019-05-10 | 2020-11-18 | 주식회사 엘지화학 | 음극의 제조방법 |
KR20200129907A (ko) * | 2019-05-10 | 2020-11-18 | 주식회사 엘지화학 | 음극의 제조방법 |
KR20210006103A (ko) * | 2019-07-08 | 2021-01-18 | 주식회사 엘지화학 | 음극의 제조방법 |
KR20210029479A (ko) * | 2019-09-06 | 2021-03-16 | 주식회사 엘지화학 | 전리튬화 장치 |
KR20210029478A (ko) | 2019-09-06 | 2021-03-16 | 주식회사 엘지화학 | 전리튬화 반응챔버 장치 |
KR20210029477A (ko) * | 2019-09-06 | 2021-03-16 | 주식회사 엘지화학 | 전극의 전리튬화 방법 및 장치 |
US11342553B2 (en) * | 2019-10-02 | 2022-05-24 | Enevate Corporation | Methods for prelithiation of silicon containing electrodes |
KR20210056169A (ko) * | 2019-11-08 | 2021-05-18 | 주식회사 엘지화학 | 음극, 상기 음극의 제조 방법, 및 상기 음극을 포함하는 이차 전지 |
WO2021167353A1 (ko) * | 2020-02-17 | 2021-08-26 | 주식회사 엘지에너지솔루션 | 음극의 전리튬 방법, 전리튬화 음극, 및 이를 포함하는 리튬 이차전지 |
KR20210120686A (ko) * | 2020-03-27 | 2021-10-07 | 주식회사 엘지에너지솔루션 | 음극의 제조방법 |
KR20220023516A (ko) * | 2020-08-21 | 2022-03-02 | 주식회사 엘지에너지솔루션 | 음극의 전리튬화 장치 및 음극의 전리튬화 방법 |
KR20220051500A (ko) * | 2020-10-19 | 2022-04-26 | 주식회사 엘지에너지솔루션 | 무기 코팅층이 형성된 음극의 제조방법 |
CN112701253B (zh) * | 2020-12-29 | 2022-05-17 | 惠州亿纬锂能股份有限公司 | 一种预锂化复合负极片及其制备方法和应用 |
CN112750984B (zh) * | 2021-01-06 | 2023-07-21 | 西北工业大学 | 预锂化锂离子电池硅基负极的中间缓冲膜的制备方法及使用方法 |
CN113422064A (zh) * | 2021-06-22 | 2021-09-21 | 广东工业大学 | 一种锂金属负极集流体及其制备方法和应用 |
KR102567759B1 (ko) * | 2021-07-12 | 2023-08-17 | 한양대학교 산학협력단 | 선택 소자 및 이를 이용한 메모리 소자 |
CN114335414A (zh) * | 2021-11-15 | 2022-04-12 | 华中科技大学 | 一种锂离子电池电极材料预锂化的方法及其产物与应用 |
CN114388891B (zh) * | 2021-11-16 | 2024-03-19 | 中国科学院电工研究所 | 锂离子储能器件的预嵌锂方法及制造方法 |
CN114843586A (zh) * | 2022-05-16 | 2022-08-02 | 福州大学 | 一种全固态薄膜锂电池的预锂化方法 |
NL2032414B1 (en) * | 2022-07-07 | 2024-01-23 | Leydenjar Tech B V | High Cycle-life Lithium-ion Cells with Nano-structured Silicon Comprising Anodes |
Family Cites Families (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02309558A (ja) | 1989-05-24 | 1990-12-25 | Sumitomo Electric Ind Ltd | リチウム2次電池用負極 |
KR19980702606A (ko) * | 1995-03-06 | 1998-08-05 | 무네유키 가코우 | 비수성 이차전지 |
EP0752727B1 (en) | 1995-07-03 | 1999-12-01 | General Motors Corporation | Method for manufacturing lithium-deactivated carbon anodes |
US5759715A (en) * | 1995-09-26 | 1998-06-02 | Valence Technology, Inc. | Lithium ion batteries containing pre-lithiated electrodes |
US6200703B1 (en) * | 1995-12-26 | 2001-03-13 | Kureha Kagaku Kogyo Kabushiki Kaisha | Binder solution and electrode-forming composition for non-aqueous-type battery |
KR100291067B1 (ko) * | 1998-05-27 | 2001-06-01 | 박호군 | 카본전극의전리튬화방법과이를이용한리튬이차전지제조방법 |
JP2002237560A (ja) | 2000-12-05 | 2002-08-23 | Ueno Seiki Kk | 電子部品のリード電極切断装置 |
JP2004146346A (ja) * | 2002-08-28 | 2004-05-20 | Nisshinbo Ind Inc | 非水電解質および非水電解質二次電池 |
US20050130043A1 (en) * | 2003-07-29 | 2005-06-16 | Yuan Gao | Lithium metal dispersion in electrodes |
KR100582557B1 (ko) | 2004-11-25 | 2006-05-22 | 한국전자통신연구원 | 표면 패터닝된 음극 집전체로 이루어지는 리튬금속 고분자이차전지용 음극 및 그 제조 방법 |
JP2006216451A (ja) | 2005-02-04 | 2006-08-17 | Sony Corp | 電池の製造方法 |
US7754390B2 (en) | 2006-03-14 | 2010-07-13 | Panasonic Corporation | Manufacturing method of negative electrode for nonaqueous electrolytic rechargeable battery, and nonaqueous electrolytic rechargeable battery using it |
CN101145608B (zh) | 2006-09-14 | 2010-06-16 | 松下电器产业株式会社 | 锂离子二次电池用负极及采用了该负极的锂离子二次电池 |
JP5461267B2 (ja) | 2010-03-26 | 2014-04-02 | 三菱重工業株式会社 | 電極板製造装置、及び電極板製造方法 |
CN103119758A (zh) | 2010-08-11 | 2013-05-22 | 株式会社Kri | 锂的预掺杂方法、电极的制造方法和利用这些方法的蓄电器件 |
US9985326B2 (en) | 2011-02-11 | 2018-05-29 | Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University) | Method for manufacturing a lithiated metal-carbon composite electrode, lithiated metal-carbon composite electrode manufactured thereby, and electrochemical device including the electrode |
KR101064821B1 (ko) | 2011-03-14 | 2011-09-14 | 윤광원 | 절단용 금형 및 그 제조 방법 |
JP6075961B2 (ja) | 2011-04-07 | 2017-02-08 | 日産自動車株式会社 | 電池用電極製造装置およびその方法 |
CN102642024B (zh) * | 2012-03-06 | 2014-07-23 | 宁德新能源科技有限公司 | 锂离子电池及其阳极片和稳定化锂金属粉末 |
CN102610861A (zh) | 2012-03-07 | 2012-07-25 | 宁德新能源科技有限公司 | 锂离子电池的制备方法 |
CN102856532B (zh) * | 2012-08-21 | 2016-06-29 | 东莞新能源科技有限公司 | 一种锂离子电池富锂阳极片的制备方法 |
US10084168B2 (en) | 2012-10-09 | 2018-09-25 | Johnson Battery Technologies, Inc. | Solid-state battery separators and methods of fabrication |
KR102200911B1 (ko) * | 2013-01-30 | 2021-01-08 | 나노스캐일 컴포넌츠, 인코포레이티드 | 리튬 이온 전기화학적 셀의 사전-리튬화반응된 애노드로의 리튬의 단계적 도입 |
JP2014175155A (ja) | 2013-03-08 | 2014-09-22 | Toppan Printing Co Ltd | 非水電解液二次電池用電極、その製造方法、及び非水電解液二次電池 |
KR20140111622A (ko) * | 2013-03-11 | 2014-09-19 | 주식회사 엘지화학 | 리튬의 프리도핑 방법, 상기 방법을 포함하는 리튬 이차전지의 제조방법, 및 상기 제조방법으로부터 제조된 리튬 이차전지 |
US8999584B2 (en) | 2013-03-15 | 2015-04-07 | GM Global Technology Operations LLC | Method for pre-lithiation of the negative electrode in lithium ion batteries |
KR101820463B1 (ko) | 2013-07-30 | 2018-01-19 | 주식회사 엘지화학 | 음극 전극의 전리튬화 방법 |
KR101790400B1 (ko) * | 2013-12-20 | 2017-10-25 | 주식회사 엘지화학 | 음극 활물질 및 이를 포함하는 리튬 이차전지 |
JP2015138619A (ja) | 2014-01-21 | 2015-07-30 | パナソニックIpマネジメント株式会社 | 非水電解質二次電池の負極の製造方法、および非水電解質二次電池の負極の製造装置 |
KR102533760B1 (ko) | 2014-01-27 | 2023-05-17 | 한양대학교 산학협력단 | 리튬화된 비정질 규소산화물 전극의 제조방법, 이에 의하여 제조된 리튬화된 비정질 규소산화물 전극 및 이를 포함하는 리튬황전지 |
KR101618428B1 (ko) | 2014-02-07 | 2016-05-09 | 고려대학교 산학협력단 | 리튬-황 이차전지용 전극 구조물의 제조 방법 |
CN105304856A (zh) | 2014-08-01 | 2016-02-03 | 中国电子科技集团公司第十八研究所 | 锂一次电池负极片的制备方法 |
US9837659B2 (en) * | 2014-12-22 | 2017-12-05 | GM Global Technology Operations LLC | Process for lithiating negative electrodes for lithium ion electrochemical cells |
KR102592237B1 (ko) * | 2015-03-02 | 2023-10-20 | 이오셀 리미티드 | 실리콘:실리콘 규산리튬 복합체 기질에 매립된 나노 실리콘 입자를 가지는 실리콘-실리콘 산화물-리튬 복합체 재료와 이의 제조 방법 |
US10361460B2 (en) * | 2015-10-02 | 2019-07-23 | Nanotek Instruments, Inc. | Process for producing lithium batteries having an ultra-high energy density |
KR101833264B1 (ko) | 2016-02-29 | 2018-02-28 | 주식회사 선익시스템 | 정전척을 이용한 기판 얼라인 장치 및 이를 포함하는 증착장치 |
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CN110178252A (zh) | 2019-08-27 |
ES2962468T3 (es) | 2024-03-19 |
KR20190017149A (ko) | 2019-02-20 |
US20200058929A1 (en) | 2020-02-20 |
WO2019031744A1 (ko) | 2019-02-14 |
KR102261504B1 (ko) | 2021-06-07 |
PL3561918T3 (pl) | 2024-01-03 |
EP3561918B1 (en) | 2023-09-27 |
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