JP7034406B2 - リチウム二次電池用正極およびそれを含むリチウム二次電池 - Google Patents
リチウム二次電池用正極およびそれを含むリチウム二次電池 Download PDFInfo
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Description
本出願は、2017年11月30日付の韓国特許出願第10-2017-0163156号および2018年11月29日付の韓国特許出願第10-2018-0151235号に基づく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。
上記式中、
Mは、Al、Mg、Ni、Co、Fe、Cr、V、Ti、Cu、B、Ca、Zn、Zr、Nb、Mo、Sr、Sb、W、Ti、およびBiからなる群より選択される1つ以上の元素であり;
Aは、-1または-2価の1つ以上の陰イオンであり;
0.9≦x≦1.2、0<y<1、0≦z<0.2である。
上記式中、
M’は、MnaMbであり;
Mは、Ni、Ti、Co、Al、Cu、Fe、Mg、B、Cr、Zr、Zn、および2周期遷移金属からなる群より選択される1つ以上であり;
Aは、PO4、BO3、CO3、F、およびNO3の陰イオンからなる群より選択される1つ以上であり;
0<x<1、0<y≦0.02、0<y’≦0.02、0.5≦a≦1.0、0≦b≦0.5、a+b=1である。
(1)正極合剤の製造
正極活物質のLi(Ni0.8Co0.1Mn0.1)O2:導電材(カーボンブラック、商品名Super C65、ティムカル社):バインダー(PVDF、商品名KF1100、クレハ社)=80:8:12の重量比で配合し、乳鉢ですりつぶして乾式混合することによって、実施例1の正極合剤を製造した。
実施例1の正極合剤に有機溶媒(NMP)を添加してスラリー状を形成した後、アルミニウム集電体上に200μmの厚さに塗布して、120℃の真空オーブンで12時間真空乾燥した。
シリコン系活物質のSiOおよび人造黒鉛を15:85の重量比で混合した負極活物質混合物:導電材(カーボンブラック、商品名Super C65、ティムカル社):バインダー(SBR、商品名A544、ゼオン社):増粘剤(CMC、Daicell 2200、ダイセル社)=94.2:2:2.5:1.3の重量比で配合し、乾式混合して、負極合剤を製造した。
(1)正極合剤の製造
正極活物質のLi(Ni0.8Co0.1Mn0.1)O2:リチウムペルオキシド(Li2O2):導電材(カーボンブラック、商品名Super C65、ティムカル社):バインダー(PVDF、商品名KF1100、クレハ社)=64:16:8:12の重量比で配合し、乳鉢ですりつぶして乾式混合することによって、比較例1の正極合剤を製造した。
比較例1の正極合剤に有機溶媒(NMP)を添加してスラリー状を形成した後、アルミニウム集電体上に塗布して、120℃の真空オーブンで12時間真空乾燥した。その結果として、比較例1の正極を得た。
実施例1の正極の代わりに比較例1の正極を用い、残りは実施例1と同一にして、比較例1の正極およびリチウム二次電池を製造した。
実施例1および比較例1の各電池に対して、常温で次の条件で初期充放電特性を評価した。
充電:0.01C、CC/CV、4.6V、5%カットオフ
放電:0.01C、CC、2.5V、カットオフ
[反応式1]
Li2O2→2Li++O2
11、110:正極集電体
12、120:正極活物質層
13、130:無地部
140:不可逆物質
Claims (10)
- 正極集電体と、前記正極集電体の少なくとも一面にコーティングされて形成された正極活物質層とを含み、前記正極集電体は、前記正極活物質層がコーティングされていない無地部を含むリチウム二次電池用正極であって、
前記無地部上に、リチウム酸化物からなる不可逆物質がコーティングされていて、
前記不可逆物質は、前記リチウム二次電池用正極を含むリチウム二次電池の最初の充電後に消滅することを特徴とするリチウム二次電池用正極。 - 前記不可逆物質は、Li2O2、Li2O、またはこれらの混合物であることを特徴とする請求項1に記載のリチウム二次電池用正極。
- 前記不可逆物質は、前記無地部上に10~300μmの厚さにコーティングされることを特徴とする請求項1又は2に記載のリチウム二次電池用正極。
- 正極、負極、および前記正極と前記負極との間に介在したセパレータを含む電極アセンブリと、
前記電極アセンブリを含浸させる非水電解液と、
前記電極アセンブリと前記非水電解液とを内蔵する電池ケースとを含むリチウム二次電池であって、
前記正極は、請求項1から3のいずれか一項に記載のリチウム二次電池用正極であることを特徴とするリチウム二次電池。 - 前記負極は、負極活物質として、シリコン系物質を含むことを特徴とする請求項4に記載のリチウム二次電池。
- 前記シリコン系物質は、シリコンおよびシリコン酸化物の複合体であるか、シリコン合金であるか、または、シリコン酸化物の複合体およびシリコン合金であることを特徴とする請求項5に記載のリチウム二次電池。
- 請求項4から6のいずれか一項に記載のリチウム二次電池を単位電池として含むことを特徴とする電池モジュール。
- 請求項7に記載の電池モジュールを含むことを特徴とする電池パック。
- 請求項8に記載の電池パックを電源として含むことを特徴とするデバイス。
- 前記デバイスは、電気自動車、ハイブリッド電気自動車、プラグインハイブリッド電気自動車、または電力貯蔵用システムであることを特徴とする請求項9に記載のデバイス。
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KR20170163156 | 2017-11-30 | ||
KR10-2017-0163156 | 2017-11-30 | ||
KR1020180151235A KR102297246B1 (ko) | 2017-11-30 | 2018-11-29 | 리튬 이차전지용 양극 및 그를 포함하는 리튬 이차전지 |
KR10-2018-0151235 | 2018-11-29 | ||
PCT/KR2018/015109 WO2019108025A1 (ko) | 2017-11-30 | 2018-11-30 | 리튬 이차전지용 양극 및 그를 포함하는 리튬 이차전지 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008159314A (ja) | 2006-12-21 | 2008-07-10 | Fdk Corp | リチウムイオン吸蔵・放出型有機電解質蓄電池 |
WO2011080988A1 (ja) | 2009-12-28 | 2011-07-07 | Jmエナジー株式会社 | 蓄電デバイス |
JP2013206544A (ja) | 2012-03-27 | 2013-10-07 | Panasonic Corp | 円筒形リチウムイオン二次電池 |
WO2014041622A1 (ja) | 2012-09-12 | 2014-03-20 | 株式会社日立製作所 | 非水系二次電池及び電池制御システム |
US20150380721A1 (en) | 2014-06-30 | 2015-12-31 | Samsung Sdi Co., Ltd. | Rechargeable lithium battery |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3291750B2 (ja) | 1992-02-25 | 2002-06-10 | 松下電器産業株式会社 | 非水電解液二次電池およびその製造法 |
CA2268355A1 (fr) * | 1999-04-07 | 2000-10-07 | Hydro-Quebec | Revetement de collecteurs a base de lipo3 |
KR100599794B1 (ko) * | 2004-04-29 | 2006-07-12 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
KR100868256B1 (ko) | 2004-12-16 | 2008-11-11 | 주식회사 엘지화학 | 안전성이 향상된 스택형 발전소자의 파우치형 이차전지 |
KR101222345B1 (ko) | 2006-03-03 | 2013-01-14 | 삼성에스디아이 주식회사 | 리튬 이차전지용 전극조립체 및 이를 이용한 리튬 이차전지 |
JP5145693B2 (ja) * | 2006-11-01 | 2013-02-20 | パナソニック株式会社 | 非水電解質二次電池とその製造方法 |
KR101126826B1 (ko) * | 2008-06-30 | 2012-03-23 | 삼성에스디아이 주식회사 | 이차전지 |
JP2011082039A (ja) | 2009-10-07 | 2011-04-21 | Sumitomo Electric Ind Ltd | 非水電解質電池及び組電池 |
TW201133983A (en) * | 2009-11-03 | 2011-10-01 | Envia Systems Inc | High capacity anode materials for lithium ion batteries |
JP5382445B2 (ja) | 2009-11-18 | 2014-01-08 | トヨタ自動車株式会社 | リチウムイオン二次電池 |
JP5541502B2 (ja) | 2010-03-30 | 2014-07-09 | 株式会社デンソー | リチウム二次電池及びその製造方法 |
KR101146414B1 (ko) * | 2010-09-08 | 2012-05-17 | 에스비리모티브 주식회사 | 이차 전지 |
KR20130001631A (ko) * | 2011-06-27 | 2013-01-04 | 현대자동차주식회사 | 고용량 리튬이차전지 |
US10069135B2 (en) * | 2012-11-02 | 2018-09-04 | Sion Power Corporation | Polymers for use as protective layers and other components in electrochemical cells |
KR101584323B1 (ko) * | 2013-07-03 | 2016-01-13 | 주식회사 엘지화학 | 전극의 제조 방법, 이를 이용하여 제조된 전극, 상기 전극을 포함하는 전기 화학 소자 |
JP6254258B2 (ja) * | 2013-07-30 | 2017-12-27 | エルジー・ケム・リミテッド | 非可逆添加剤が含まれている二次電池用正極合剤 |
EP3032619B1 (en) | 2013-08-08 | 2019-10-09 | Industry-Academia Cooperation Group of Sejong University | Cathode material for lithium secondary battery, and lithium secondary battery containing same |
WO2015023857A1 (en) * | 2013-08-15 | 2015-02-19 | Robert Bosch Gmbh | Lithium sulfur cell and preparation method |
JPWO2015046537A1 (ja) * | 2013-09-30 | 2017-03-09 | 日本電気株式会社 | リチウムイオン二次電池およびその製造方法 |
KR102253124B1 (ko) * | 2013-10-18 | 2021-05-14 | 메디칸(주) | 광학 현미경 |
KR102108280B1 (ko) * | 2013-11-07 | 2020-05-07 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
DE102014219421A1 (de) * | 2014-09-25 | 2016-03-31 | Bayerische Motoren Werke Aktiengesellschaft | Kathode (positive Elektrode) und diese umfassende Lithiumionenbatterie im Zustand vor dem ersten Ladevorgang, Verfahren zur Formation einer Lithiumionenbatterie und Lithiumionenbatterie nach Formation |
KR101776885B1 (ko) * | 2014-09-25 | 2017-09-08 | 주식회사 엘지화학 | 둘 이상의 케이스 부재들을 포함하는 각형 전지셀 |
KR101786909B1 (ko) * | 2014-10-06 | 2017-10-18 | 주식회사 엘지화학 | 교번 배열된 전극 합제부와 비가역부를 포함하고 있는 전극 및 그것을 포함하는 이차전지 |
KR101768195B1 (ko) * | 2015-01-26 | 2017-08-16 | 주식회사 엘지화학 | 절연 코팅부를 포함하는 양극의 제조 방법 및 이를 사용하여 제조되는 양극 |
KR20170030290A (ko) | 2015-09-09 | 2017-03-17 | 삼성에스디아이 주식회사 | 전극 조립체 및 이차 전지 |
KR102061057B1 (ko) | 2015-11-09 | 2019-12-31 | 주식회사 엘지화학 | 분할과 코팅을 동시에 수행하는 제조 공정성이 향상된 전극 시트 가공장치 |
-
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- 2018-11-30 EP EP18882604.4A patent/EP3567657B1/en active Active
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008159314A (ja) | 2006-12-21 | 2008-07-10 | Fdk Corp | リチウムイオン吸蔵・放出型有機電解質蓄電池 |
WO2011080988A1 (ja) | 2009-12-28 | 2011-07-07 | Jmエナジー株式会社 | 蓄電デバイス |
JP2013206544A (ja) | 2012-03-27 | 2013-10-07 | Panasonic Corp | 円筒形リチウムイオン二次電池 |
WO2014041622A1 (ja) | 2012-09-12 | 2014-03-20 | 株式会社日立製作所 | 非水系二次電池及び電池制御システム |
US20150380721A1 (en) | 2014-06-30 | 2015-12-31 | Samsung Sdi Co., Ltd. | Rechargeable lithium battery |
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JP2020503653A (ja) | 2020-01-30 |
US20190393507A1 (en) | 2019-12-26 |
ES2928451T3 (es) | 2022-11-17 |
CN110199414A (zh) | 2019-09-03 |
EP3567657A1 (en) | 2019-11-13 |
EP3567657B1 (en) | 2022-09-14 |
US11121374B2 (en) | 2021-09-14 |
EP3567657A4 (en) | 2020-04-15 |
PL3567657T3 (pl) | 2022-11-14 |
KR20190064507A (ko) | 2019-06-10 |
CN110199414B (zh) | 2022-07-08 |
KR102297246B1 (ko) | 2021-09-03 |
HUE060318T2 (hu) | 2023-02-28 |
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