JP2014529176A - リチウム二次電池用正極活物質の前駆体、正極活物質、その製造方法及びこ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活物質の前駆体、正極活物質、その製造方法及びこれを含むリチウム二次電池 Download PDFInfo
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Abstract
Description
下記の化学式1で示されるリチウム二次電池用正極活物質の前駆体を提供する。
NixCoyMn1−x−y−zMz(OH)2
LiwNixCoyMn1−x−y−zMzO2
LiwNixCoyMn1−x−y−zMzO2
NixCoyMn1−x−y−zMz(OH)2
LiwNixCoyMn1−x−y−zMzO2
硫酸ニッケル塩、硫酸コバルト塩、硫酸マンガン塩を0.20:0.10:0.70の比率で混合して1Mの金属複合水溶液を製造し、これを共沈反応器に10mL/minの速度で投入させる。同時に1Mのアンモニア水を5mL/minの速度で投入させながら、pH制御器を通じてpHが11.0に制御されるように水酸化ナトリウムの投入量を制御する。この時、一次粒子厚さの制御のために水酸化ナトリウムに一定量の炭酸ナトリウムを添加して使用する。製造される共沈前駆体の均一性及び球形化度を増加させるために特別に考案された共沈反応器を用いて1000rpmで攪拌し、10時間エージングさせて球形前駆体を製造した。図2Bに示されているように、実施例1から製造された球形前駆体内の板状形プレート厚さは25nmであった。
このように製造された前駆体を30℃以上の超純水にpHが8以下になるまで水洗した後に80℃で12時間乾燥した。乾燥された共沈前駆体に当量比で1.3倍の炭酸リチウムを乾式で混合してこれを900℃で10時間空気中で熱処理して最終実施例1による正極活物質を製造した。本実施例で、正極活物質の一次粒子の大きさは400nmであり、正極活物質の粉末を平均粒子大きさ粒径が25μmになるように分級した。
前記製造された正極活物質90wt%、導電材としてアセチレンブラック5wt%、バインダーとしてポリビニリデンフルオライド(PVdF)5wt%をメチルピロリドン(NMP、N−Methyl−2−pyrrolidone)に溶解させて、スラリーを製造した。このスラリーを厚さ20μmのアルミニウム箔(foil)に塗布して乾燥した後にプレスで圧密化させた後、真空で120℃で16時間乾燥して直径16mmの円板に電極を製造した。相対極としては直径16mmにパンチング(punching)したリチウム金属箔を使用し、分離膜としてはPPフィルムを使用した。電解液としては1MのLiPF6のエチレンカーボネート(EC)/ジメチルエーテル(DME)1:1v/vの混合溶液を使用した。電解液を分離膜に含浸させた後、この分離膜を作用極と相対極の間に挟んだ後ケース(モデル名CR2032、SUS社)を用いてリチウム二次電池を製造した。
共沈反応器内の金属複合水溶液を1200rpmで攪拌することを除いて、実施例1と同様な方法を使用して、正極活物質及び二次電池を製造した。一方、本実施例2で製造された前駆体の板状形プレートの厚さは30nmであり、これを用いて得られた正極活物質の一次粒子の大きさは500nmであった。
共沈前駆体製造時に炭酸ナトリウムを添加することを除いて、実施例1と同様な方法を使用して、正極活物質及び二次電池を製造した。一方、本比較例1で製造された前駆体の板状形プレートの厚さは50nmであり、これを用いて得られた正極活物質の一次粒子の大きさは750nmであった。
共沈前駆体製造時に炭酸ナトリウムを添加せず、5時間エージング処理することを除いて、実施例1と同様な方法を使用して、正極活物質及び二次電池を製造した。一方、本比較例2で製造された前駆体の板状形プレートの厚さは70nmであり、これを用いて得られた正極活物質の一次粒子の大きさは1000nmであった。
JSM−7000F(Jeol)を用いて実施例1及び比較例1及び2によって製造された共沈前駆体のSEM写真を撮影した。実施例1及び比較例1及び2によって製造された共沈前駆体の一次粒子及び二次粒子のイメージはそれぞれ2A乃至4A及び2B乃至4Bに示した。
前記実施例1及び比較例1及び2で製造された電池の率(C−rate)特性を評価するためにTOSCAT3000(Toyo)を用いて、常温(25℃)で、2.0乃至4.6Vの電位領域で多様な電流密度条件で充放電実験を行った。
Claims (7)
- 厚さが1nm乃至30nm以下である板状形プレート(plate)を有し、
下記の化学式1で示されるリチウム二次電池用正極活物質の前駆体:
[化学式1]
NixCoyMn1−x−y−zMz(OH)2
前記化学式1で、0<x<1、0≦y<1、0.5≦1−x−y−z、0≦z<1、MはAl、Mg、Fe、Cu、Zn、Cr、Ag、Ca、Na、K、In、Ga、Ge、V、Mo、Nb、Si、Ti及びZrからなる群より選択される1種以上の金属である。 - 前記リチウム二次電池用正極活物質の前駆体はNi0.2Co0.1Mn0.7(OH)2、Ni0.25Mn0.75(OH)2、Ni0.25Co0.05Mn0.7(OH)2及びNi0.2Co0.1Al0.05Mn0.65(OH)2からなる群より選択される一つである請求項1に記載のリチウム二次電池用正極活物質の前駆体。
- 前記前駆体の平均粒子大きさは5μm乃至40μmである請求項1に記載のリチウム二次電池用正極活物質の前駆体。
- 請求項1乃至3のうちのいずれか一つの前駆体から製造され、
一次粒子の大きさが1nm乃至500nmであり、化学式2で示されるリチウム二次電池用正極活物質:
[化学式2]
LiwNixCoyMn1−x−y−zMzO2
前記化学式2で、1.2≦w≦1.5、0<x<1、0≦y<1、0.5≦1−x−y−z、MはAl、Mg、Fe、Cu、Zn、Cr、Ag、Ca、Na、K、In、Ga、Ge、V、Mo、Nb、Si、Ti及びZrからなる群より選択される1種以上の金属である。 - 前記リチウム二次電池用正極活物質はLi1.3Ni0.2Co0.1Mn0.7O2、Li1.3Ni0.25Mn0.75O2、Li1.3Ni0.25Co0.05Mn0.7O2及びLi1.3Ni0.2Co0.1Al0.05Mn0.65O2からなる群より選択される一つである請求項4に記載のリチウム二次電池用正極活物質。
- a)請求項1乃至3のうちのいずれか一つの前駆体をリチウム塩と1.2乃至1.7の当量比で混合して混合物を製造する段階;及び
b)前記混合物を800℃乃至1100℃で2時間乃至20時間熱処理してリチウム二次電池用正極活物質を製造する段階を含み、
前記リチウム二次電池用正極活物質は粒子の大きさが1nm乃至500nmであり、下記の化学式2で示されるリチウム二次電池用正極活物質の製造方法:
[化学式2]
LiwNixCoyMn1−x−y−zMzO2
前記化学式2で、1.2≦w≦1.5、0<x<1、0≦y<1、0.5≦1−x−y−z、0≦z<1、MはAl、Mg、Fe、Cu、Zn、Cr、Ag、Ca、Na、K、In、Ga、Ge、V、Mo、Nb、Si、Ti及びZrからなる群より選択される1種以上の金属である。 - 請求項4または請求項5による正極活物質を含む正極;
リチウムイオンの挿入/脱離が可能な負極活物質を含む負極;
前記正極と前記負極の間に存在するセパレータ;及び
非水性電解質を含み、
放電容量が220mAhg−1以上であるリチウム二次電池。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110097059A KR101920485B1 (ko) | 2011-09-26 | 2011-09-26 | 리튬 이차전지용 양극 활물질의 전구체, 양극 활물질, 이의 제조 방법 및 이를 포함하는 리튬 이차전지 |
KR10-2011-0097059 | 2011-09-26 | ||
PCT/KR2012/007456 WO2013048047A2 (ko) | 2011-09-26 | 2012-09-18 | 리튬 이차전지용 양극 활물질의 전구체, 양극 활물질, 이의 제조 방법 및 이를 포함하는 리튬 이차전지 |
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Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011116580A (ja) * | 2009-12-02 | 2011-06-16 | Sumitomo Metal Mining Co Ltd | ニッケルコバルトマンガン複合水酸化物粒子とその製造方法、非水系電解質二次電池用正極活物質とその製造方法、および非水系電解質二次電池 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003346806A (ja) * | 2002-05-30 | 2003-12-05 | Sony Corp | 非水二次電池用正極材料及び非水二次電池 |
US8277683B2 (en) * | 2008-05-30 | 2012-10-02 | Uchicago Argonne, Llc | Nano-sized structured layered positive electrode materials to enable high energy density and high rate capability lithium batteries |
US8389160B2 (en) * | 2008-10-07 | 2013-03-05 | Envia Systems, Inc. | Positive electrode materials for lithium ion batteries having a high specific discharge capacity and processes for the synthesis of these materials |
JP5392036B2 (ja) * | 2009-12-02 | 2014-01-22 | 住友金属鉱山株式会社 | 非水系電解質二次電池正極活物質用マンガン複合水酸化物粒子とその製造方法、非水系電解質二次電池用正極活物質とその製造方法、および非水系電解質二次電池 |
-
2011
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011116580A (ja) * | 2009-12-02 | 2011-06-16 | Sumitomo Metal Mining Co Ltd | ニッケルコバルトマンガン複合水酸化物粒子とその製造方法、非水系電解質二次電池用正極活物質とその製造方法、および非水系電解質二次電池 |
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US11769911B2 (en) | 2017-09-14 | 2023-09-26 | Dyson Technology Limited | Methods for making magnesium salts |
US11817558B2 (en) | 2017-09-14 | 2023-11-14 | Dyson Technology Limited | Magnesium salts |
KR20200092377A (ko) * | 2017-12-18 | 2020-08-03 | 다이슨 테크놀러지 리미티드 | 화합물 |
JP2021506728A (ja) * | 2017-12-18 | 2021-02-22 | ダイソン・テクノロジー・リミテッド | 化合物 |
KR102401400B1 (ko) | 2017-12-18 | 2022-05-24 | 다이슨 테크놀러지 리미티드 | 화합물 |
JP7101803B2 (ja) | 2017-12-18 | 2022-07-15 | ダイソン・テクノロジー・リミテッド | 化合物 |
US11489158B2 (en) | 2017-12-18 | 2022-11-01 | Dyson Technology Limited | Use of aluminum in a lithium rich cathode material for suppressing gas evolution from the cathode material during a charge cycle and for increasing the charge capacity of the cathode material |
US11616229B2 (en) | 2017-12-18 | 2023-03-28 | Dyson Technology Limited | Lithium, nickel, manganese mixed oxide compound and electrode comprising the same |
US11658296B2 (en) | 2017-12-18 | 2023-05-23 | Dyson Technology Limited | Use of nickel in a lithium rich cathode material for suppressing gas evolution from the cathode material during a charge cycle and for increasing the charge capacity of the cathode material |
US11967711B2 (en) | 2017-12-18 | 2024-04-23 | Dyson Technology Limited | Lithium, nickel, cobalt, manganese oxide compound and electrode comprising the same |
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KR101920485B1 (ko) | 2018-11-21 |
EP2763219A4 (en) | 2015-04-29 |
KR20130033155A (ko) | 2013-04-03 |
WO2013048047A3 (ko) | 2013-07-04 |
US20140356712A1 (en) | 2014-12-04 |
JP6062947B2 (ja) | 2017-01-18 |
EP2763219A2 (en) | 2014-08-06 |
WO2013048047A2 (ko) | 2013-04-04 |
US9543571B2 (en) | 2017-01-10 |
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