JP6763548B2 - 二次電池用正極活物質、これを含む二次電池用正極及び二次電池 - Google Patents
二次電池用正極活物質、これを含む二次電池用正極及び二次電池 Download PDFInfo
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Description
本出願は、2015年11月30日に出願された韓国特許出願第10−2015−0168682号、及び2016年11月24日に出願された韓国特許出願第10−2016−0157559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ている全ての内容は本明細書の一部として含まれる。
前記第1リチウムニッケル酸化物粒子は100MPaから250MPaの粒子強度を有し、第2リチウムニッケル酸化物粒子は50MPaから100MPaの粒子強度を有し、
前記第2リチウムニッケル酸化物粒子の強度に対する前記第1リチウムニッケル酸化物粒子の強度比rが下記数式(1)を満たし、
[数式(1)]
1<r≦3
前記第1及び第2リチウムニッケル酸化物は、それぞれ独立して酸化物内に存在するリチウム以外の金属元素の全体原子量に対して80原子%以上の含量でニッケルを含むものである二次電池用正極活物質が提供される。
[数式(1)]
1<r≦3
前記第1及び第2リチウムニッケル酸化物は、それぞれ独立して酸化物内に存在するリチウム以外の金属元素の全体原子量に対して80原子%以上の含量でニッケルを含むものである。
[化学式(1)]
LiaNi1−x−yCoxM1yM2wO2
前記化学式(1)中、
1.0≦a≦1.5、0≦x≦0.2、0≦y≦0.2、0≦w≦0.1及び0≦x+y≦0.2であり、より具体的には1.0≦a≦1.2、0<x≦0.2、0<y≦0.2、0<w≦0.1及び0<x+y≦0.2であり、
M1は、Mn及びAlでなる群より選択されるいずれか一つまたは二つ全部を含み、
M2は、Ba、Ca、Zr、Ti、Mg、Ta、Nb及びMoでなる群より選択されるいずれか一つまたは二つ以上の元素を含むものであってよい。
[数式(1)]
1<r≦3
前記強度比を満たす範囲で第1及び第2リチウムニッケル酸化物を含むことにより、サイクル特性及び大電流放電特性などの、正極に求められる電気化学的特性を低下させることなく高い電極密度を具現することができる。より具体的に、前記正極活物質は、前記特性を有する第1及び第2リチウムニッケル酸化物を、前記数式(1)でのr値が1.5から3、より好ましくは1.5から2となるように含むことができる。
下記表1に記載された第1及び第2リチウムニッケル酸化物粒子を8:2の重量比で混合し、それぞれの正極活物質を製造した。
実施例1から実施例4、比較例1から比較例5で製造した正極活物質をそれぞれ利用してリチウム二次電池を製造した。
実施例1、実施例2、比較例1から比較例5で製造した正極活物質を利用して、前記製造例に基づいて製造したそれぞれの正極に対し、圧延機を利用して4,000kg・fの力を加えて圧延した後、厚さ及び電極の重さを測定し、これから限界電極密度を評価した。その結果を下記表3に示した。
実施例1及び比較例1で製造した正極活物質を利用して、前記製造例に基づいて製造したそれぞれのリチウム二次電池に対し、常温(25℃)で2.8Vから4.25Vの駆動電圧の範囲内で0.5C/0.5Cの条件で充放電を実施し、SOC 50%を基準に充電して抵抗を測定した。SOC 50%での実施例1の初期抵抗を100%の基準にして比較例1と比べた。その結果を下記表4に示した。
Claims (13)
- 平均粒径(D50)が8μm超過20μm以下である第1リチウムニッケル酸化物粒子、及び、平均粒径(D50)が8μm以下である第2リチウムニッケル酸化物粒子を含み、
前記第1リチウムニッケル酸化物粒子は150MPaから200MPaの粒子強度を有し、前記第2リチウムニッケル酸化物粒子は60MPaから70MPaの粒子強度を有し、
前記第2リチウムニッケル酸化物粒子の強度に対する前記第1リチウムニッケル酸化物粒子の強度比rが下記数式(1)を満たし、
[数式(1)]
2.24≦r≦3
前記第1リチウムニッケル酸化物粒子及び前記第2リチウムニッケル酸化物粒子は、それぞれ独立して酸化物内に存在するリチウム以外の金属元素の全体原子量に対して80原子%以上の含量でニッケルを含むものである二次電池用正極活物質。 - 前記第1リチウムニッケル酸化物粒子及び前記第2リチウムニッケル酸化物粒子は、それぞれ独立して下記化学式(1)で表される化合物を含み、
[化学式(1)]
LiaNi1−x−yCoxM1yM2wO2
前記化学式(1)中、1.0≦a≦1.5、0≦x≦0.2、0≦y≦0.2、0≦w≦0.1及び0≦x+y≦0.2であり、
M1は、Mn及びAlでなる群より選択されるいずれか一つまたは二つ全部を含み、
M2は、Ba、Ca、Zr、Ti、Mg、Ta、Nb及びMoでなる群より選択されるいずれか一つまたは二つ以上の元素を含むものである請求項1に記載の二次電池用正極活物質。 - 前記化学式(1)で、1.0≦a≦1.2、0<x≦0.2、0<y≦0.2、0<w≦0.1及び0<x+y≦0.2であるものである請求項2に記載の二次電池用正極活物質。
- 前記ニッケルは、前記第1リチウムニッケル酸化物粒子及び前記第2リチウムニッケル酸化物粒子のうち少なくともいずれか一つの粒子で、粒子の中心から表面に行くほど漸進的に減少する濃度勾配で分布するものである請求項1に記載の二次電池用正極活物質。
- 前記第2リチウムニッケル酸化物粒子の平均粒径に対する前記第1リチウムニッケル酸化物粒子の平均粒径の比(前記第1リチウムニッケル酸化物粒子の平均粒径/前記第2リチウムニッケル酸化物粒子の平均粒径)が1.5から3である請求項1に記載の二次電池用正極活物質。
- 前記二次電池用正極活物質のタップ密度が2.0g/cc以上である請求項1に記載の二次電池用正極活物質。
- 請求項1から6のいずれか一項に記載の二次電池用正極活物質を含む二次電池用正極。
- 前記二次電池用正極は、3.5g/cc以上の電極密度を有するものである請求項7に記載の二次電池用正極。
- 請求項7に記載の二次電池用正極を含むリチウム二次電池。
- 請求項9に記載のリチウム二次電池を単位セルとして含む電池モジュール。
- 請求項10に記載の電池モジュールを含む電池パック。
- 中大型デバイスの電源として用いられるものである請求項11に記載の電池パック。
- 前記中大型デバイスが、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及び電力貯蔵用システムでなる群より選択されるものである請求項12に記載の電池パック。
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KR10-2015-0168682 | 2015-11-30 | ||
KR20150168682 | 2015-11-30 | ||
KR10-2016-0157559 | 2016-11-24 | ||
KR1020160157559A KR102012427B1 (ko) | 2015-11-30 | 2016-11-24 | 이차전지용 양극활물질, 이를 포함하는 이차전지용 양극 및 이차전지 |
PCT/KR2016/013708 WO2017095081A1 (ko) | 2015-11-30 | 2016-11-25 | 이차전지용 양극활물질, 이를 포함하는 이차전지용 양극 및 이차전지 |
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US9780358B2 (en) | 2012-05-04 | 2017-10-03 | Zenlabs Energy, Inc. | Battery designs with high capacity anode materials and cathode materials |
US10886526B2 (en) | 2013-06-13 | 2021-01-05 | Zenlabs Energy, Inc. | Silicon-silicon oxide-carbon composites for lithium battery electrodes and methods for forming the composites |
WO2015024004A1 (en) | 2013-08-16 | 2015-02-19 | Envia Systems, Inc. | Lithium ion batteries with high capacity anode active material and good cycling for consumer electronics |
ES2960557T3 (es) * | 2017-11-21 | 2024-03-05 | Lg Energy Solution Ltd | Material de cátodo para batería secundaria de litio, y cátodo y batería secundaria de litio que comprende el mismo |
EP3686970B1 (en) * | 2017-11-21 | 2024-04-03 | LG Energy Solution, Ltd. | Positive electrode material for secondary battery and lithium secondary battery comprising same |
JP6905156B2 (ja) * | 2017-12-22 | 2021-07-21 | ユミコア | 充電式リチウムイオン電池用の正極材料及びその製造方法 |
US11094925B2 (en) | 2017-12-22 | 2021-08-17 | Zenlabs Energy, Inc. | Electrodes with silicon oxide active materials for lithium ion cells achieving high capacity, high energy density and long cycle life performance |
KR102013310B1 (ko) * | 2017-12-22 | 2019-08-23 | 주식회사 포스코 | 리튬 이차전지용 양극 활물질 및 그 제조방법, 리튬 이차전지 |
KR102325728B1 (ko) * | 2018-01-31 | 2021-11-12 | 주식회사 엘지에너지솔루션 | 리튬 이차전지용 양극 활물질, 이를 포함하는 리튬 이차전지용 양극 및 리튬 이차전지 |
KR102359103B1 (ko) * | 2018-02-01 | 2022-02-08 | 주식회사 엘지에너지솔루션 | 이차전지용 양극 활물질, 그 제조방법 및 이를 포함하는 리튬 이차전지 |
KR102226429B1 (ko) * | 2018-02-19 | 2021-03-10 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 양극 활물질, 이를 포함하는 양극 및 이를 포함하는 리튬 이차 전지 |
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DE202019005864U1 (de) * | 2018-07-06 | 2022-10-17 | Sk Innovation Co., Ltd. | Lithium-Sekundärbatterie |
KR102306547B1 (ko) * | 2018-09-14 | 2021-09-30 | 주식회사 엘지화학 | 리튬 이차전지용 양극재의 제조 방법 및 이에 의해 제조된 리튬 이차전지용 양극재 |
JP6669920B1 (ja) * | 2018-09-21 | 2020-03-18 | 株式会社田中化学研究所 | 二次電池用正極活物質及びその製造方法 |
KR102533811B1 (ko) * | 2018-12-03 | 2023-05-19 | 주식회사 엘지에너지솔루션 | 이차전지용 양극 활물질, 이의 제조 방법, 이를 포함하는 이차전지용 양극 및 리튬 이차전지 |
KR102453274B1 (ko) * | 2018-12-10 | 2022-10-11 | 주식회사 엘지에너지솔루션 | 리튬이차전지용 양극재, 이를 포함하는 양극 및 리튬이차전지 |
KR102543571B1 (ko) * | 2018-12-10 | 2023-06-15 | 주식회사 엘지에너지솔루션 | 양극재, 그 제조 방법, 이를 포함하는 양극 및 리튬 이차전지 |
US20210399298A1 (en) * | 2018-12-19 | 2021-12-23 | Haldor Topsøe A/S | Lithium positive electrode active material |
WO2021026607A1 (en) * | 2019-08-12 | 2021-02-18 | Monash University | Lithium ion conductor-polymer-ceramic membrane |
CN112447967B (zh) * | 2019-09-02 | 2022-03-08 | 宁德时代新能源科技股份有限公司 | 正极活性材料、正极极片及锂离子二次电池 |
KR20210031325A (ko) * | 2019-09-11 | 2021-03-19 | 주식회사 엘지화학 | 이차전지용 양극재 및 이를 포함하는 리튬 이차전지 |
JP7324119B2 (ja) * | 2019-10-30 | 2023-08-09 | パナソニックホールディングス株式会社 | 非水電解質二次電池用正極活物質、及び非水電解質二次電池 |
JP7324120B2 (ja) * | 2019-10-30 | 2023-08-09 | パナソニックホールディングス株式会社 | 非水電解質二次電池用正極活物質、及び非水電解質二次電池 |
KR102264804B1 (ko) * | 2019-10-31 | 2021-06-15 | 주식회사 에코프로비엠 | 리튬 복합 산화물 및 이를 포함하는 리튬 이차전지 |
KR20210052006A (ko) | 2019-10-31 | 2021-05-10 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 전해액 및 이를 포함하는 리튬 이차 전지 |
US20210135215A1 (en) * | 2019-10-31 | 2021-05-06 | Samsung Sdi Co., Ltd. | Positive active material for rechargeable lithium battery, method of preparing the same, and rechargeable lithium battery including the same |
KR20210067735A (ko) * | 2019-11-29 | 2021-06-08 | 주식회사 엘지에너지솔루션 | 인편상 흑연을 포함하는 이차전지용 양극 및 이를 포함하는 이차전지 |
JP7439541B2 (ja) | 2020-01-30 | 2024-02-28 | 住友金属鉱山株式会社 | リチウムイオン二次電池用正極活物質、正極、及びリチウムイオン二次電池 |
EP4089764A4 (en) * | 2020-03-18 | 2023-06-28 | Lg Chem, Ltd. | Cathode material for lithium secondary battery, and cathode and lithium secondary battery each comprising same |
EP3996168A4 (en) * | 2020-05-07 | 2023-03-01 | LG Energy Solution, Ltd. | HIGH NICKEL ELECTRODE SHEET WITH REDUCED REACTIVITY WITH HUMIDITY AND METHOD OF MANUFACTURING THEREOF |
DE102020115222A1 (de) * | 2020-06-09 | 2021-12-09 | Bayerische Motoren Werke Aktiengesellschaft | Aktives Kathodenmaterial für Lithium-Ionen-Zellen und Lithium-Ionen-Zelle mit hoher Energiedichte |
CN114256443A (zh) * | 2020-09-22 | 2022-03-29 | 宁德时代新能源科技股份有限公司 | 一种用于二次电池的正极极片、二次电池、电池模块、电池包和装置 |
JP2023553178A (ja) * | 2020-12-23 | 2023-12-20 | エルジー エナジー ソリューション リミテッド | 正極活物質、これを含む正極及びリチウム二次電池 |
KR20220128138A (ko) * | 2021-03-12 | 2022-09-20 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 양극 활물질, 이의 제조 방법 및 이를 포함하는 리튬 이차 전지 |
JP2024514919A (ja) * | 2021-05-04 | 2024-04-03 | エルジー・ケム・リミテッド | リチウム二次電池用正極活物質、これを含む正極およびリチウム二次電池 |
KR20230026161A (ko) * | 2021-08-17 | 2023-02-24 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 양극 활물질, 이의 제조 방법 및 이를 포함하는 리튬 이차 전지 |
KR102647676B1 (ko) * | 2021-10-26 | 2024-03-14 | 주식회사 에코프로비엠 | 양극 활물질 및 이를 포함하는 리튬 이차전지 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100809847B1 (ko) | 2002-10-31 | 2008-03-04 | 주식회사 엘지화학 | 금속성분의 조성에 구배를 갖는 리튬 전이금속 산화물 |
CN100334758C (zh) * | 2003-08-21 | 2007-08-29 | 清美化学股份有限公司 | 锂二次电池用的正极活性物质粉末 |
JP4943145B2 (ja) * | 2004-06-16 | 2012-05-30 | Agcセイミケミカル株式会社 | リチウム二次電池用正極活物質粉末 |
KR20060091486A (ko) | 2005-02-15 | 2006-08-21 | 삼성에스디아이 주식회사 | 양극 활물질, 그 제조 방법 및 이를 채용한 양극과 리튬 전지 |
JP4996117B2 (ja) | 2006-03-23 | 2012-08-08 | 住友金属鉱山株式会社 | 非水系電解質二次電池用正極活物質およびその製造方法とそれを用いた非水系電解質二次電池 |
KR100822012B1 (ko) | 2006-03-30 | 2008-04-14 | 한양대학교 산학협력단 | 리튬 전지용 양극 활물질, 그 제조 방법 및 그를 포함하는리튬 이차 전지 |
KR100975875B1 (ko) | 2006-12-26 | 2010-08-13 | 삼성에스디아이 주식회사 | 양극 활물질, 그 제조 방법 및 이를 채용한 양극과 리튬전지 |
JP6086501B2 (ja) | 2011-04-18 | 2017-03-01 | エルジー ケム. エルティーディ. | 正極活物質、及びそれを含むリチウム二次電池 |
JP2013065468A (ja) * | 2011-09-16 | 2013-04-11 | Panasonic Corp | リチウムイオン二次電池 |
KR101515678B1 (ko) | 2011-12-07 | 2015-04-28 | 주식회사 엘지화학 | 출력특성이 향상된 복합 양극 활물질 및 이를 포함하는 이차전지 |
GB2520642B (en) * | 2012-07-12 | 2017-01-11 | Mitsui Mining & Smelting Co | Lithium metal oxide |
KR101718057B1 (ko) | 2012-08-02 | 2017-03-20 | 삼성에스디아이 주식회사 | 양극 활물질 및 이를 채용한 양극과 리튬전지 |
EP2940761B1 (en) * | 2012-12-26 | 2019-12-18 | IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) | Cathode active material for lithium secondary batteries |
JP5876850B2 (ja) * | 2013-03-26 | 2016-03-02 | Jx金属株式会社 | リチウムイオン電池用正極活物質、リチウムイオン電池用正極、及び、リチウムイオン電池 |
KR20150016129A (ko) * | 2013-07-31 | 2015-02-11 | 주식회사 포스코 | 리튬 복합 산화물, 이의 제조 방법 및 이를 포함하는 리튬 이차 전지 |
WO2017057078A1 (ja) | 2015-10-02 | 2017-04-06 | 日立金属株式会社 | 正極材料及びその製造方法並びにリチウムイオン二次電池 |
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US20180241036A1 (en) | 2018-08-23 |
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