公开(公告)号：US10665861B2

公开(公告)日：2020-05-26

申请号：US15795550

申请日：2017-10-27

申请人： SAMSUNG SDI CO., LTD.

发明人： Dongjin Kim ,  Minhan Kim ,  Dohyung Park ,  Young Jin Park ,  Kyounghyun Kim ,  Ilseok Kim

IPC分类号： H01M4/525 ,  H01M4/04 ,  H01M4/1391 ,  C01G53/00 ,  H01M4/131 ,  H01M4/36 ,  H01M4/48 ,  H01M4/505 ,  H01M10/0525

摘要： A positive active material for a rechargeable lithium battery includes a lithium nickel-based metal oxide represented by LixNi1-yMyO2 and a lithium-containing oxide on a surface of the lithium nickel-based metal oxide. In the formula LixNi1-yMyO2, M is one or more of Co, Mn, Al, Mg, Ti, Zr, or a combination thereof, 0

公开(公告)号：US20160211518A1

公开(公告)日：2016-07-21

申请号：US15002057

申请日：2016-01-20

申请人： SAMSUNG SDI CO., LTD.

发明人： Jeonjin Choi ,  Minhan Kim ,  Joong-Ho Moon ,  Haneol Park ,  Kyounghyun Kim ,  Dohyung Park ,  Dongjin Kim ,  Gyuran Jeon ,  Sun-Ho Kang

IPC分类号： H01M4/505 ,  H01M4/36 ,  H01M4/525 ,  H01M10/052

CPC分类号： H01M4/505 ,  C01G53/50 ,  C01P2002/72 ,  C01P2004/54 ,  C01P2006/40 ,  H01M4/0404 ,  H01M4/0409 ,  H01M4/366 ,  H01M4/525 ,  H01M10/052

摘要： A positive active material represented by Formula 1 and a lithium secondary battery having a positive electrode that includes the positive active material are provided: Li1-aAaNixCoyMn1-x-yO2  Formula 1 wherein, in Formula 1, A is an alkali metal; 0.0025≦a≦0.02; 0.0

摘要翻译： 提供由式1表示的正极活性物质和具有包含正极活性物质的正极的锂二次电池：Li1-aAaNixCoyMn1-x-yO2式1其中，在式1中，A为碱金属; 0.0025＆nlE; a＆nlE; 0.02; 0.0

公开(公告)号：US20150372301A1

公开(公告)日：2015-12-24

申请号：US14701328

申请日：2015-04-30

申请人： Samsung SDI Co., Ltd

发明人： Jihyun Kim ,  Dohyung Park ,  Seonyoung Kwon ,  Juhyeong Han ,  Jinhwa Kim ,  Minhan Kim ,  Kyounghyun Kim

IPC分类号： H01M4/525 ,  H01M10/052 ,  C01G51/04

CPC分类号： H01M4/525 ,  C01G51/42 ,  C01P2004/03 ,  C01P2004/51 ,  C01P2004/61 ,  C01P2004/62 ,  C01P2006/40 ,  H01M10/052 ,  H01M2004/028

摘要： Provided is a lithium cobalt composite oxide for a lithium secondary battery represented by Formula 1 below and having a polycrystalline state, a method of preparing the same, a positive electrode for a lithium battery including the lithium cobalt composite oxide, and a lithium secondary battery including a positive electrode, which includes the lithium cobalt composite oxide. LiaCobOc   Formula 1 In Formula 1, a is an integer from 0.9 to 1.1, b is an integer from 0.980 to 1.0000, and c is an integer from 1.9 to 2.1. Also included is a method of manufacture therefor.

摘要翻译： 本发明提供一种下述通式1所示的锂二次电池用锂钴复合氧化物，其具有多晶态，其制备方法，包含锂钴复合氧化物的锂电池用正极，以及锂二次电池，其包含 包括锂钴复合氧化物的正极。 通式1式1中，a为0.9〜1.1的整数，b为0.980〜1.0000的整数，c为1.9〜2.1的整数。 还包括其制造方法。

公开(公告)号：US10090523B2

公开(公告)日：2018-10-02

申请号：US14701328

申请日：2015-04-30

申请人： Samsung SDI Co., Ltd

发明人： Jihyun Kim ,  Dohyung Park ,  Seonyoung Kwon ,  Juhyeong Han ,  Jinhwa Kim ,  Minhan Kim ,  Kyounghyun Kim

IPC分类号： H01M4/525 ,  C01G51/00 ,  H01M10/052 ,  H01M4/02

摘要： Provided is a lithium cobalt composite oxide for a lithium secondary battery represented by Formula 1 below and having a polycrystalline state, a method of preparing the same, a positive electrode for a lithium battery including the lithium cobalt composite oxide, and a lithium secondary battery including a positive electrode, which includes the lithium cobalt composite oxide. LiaCobOc  Formula 1 In Formula 1, a is an integer from 0.9 to 1.1, b is an integer from 0.980 to 1.0000, and c is an integer from 1.9 to 2.1. Also included is a method of manufacture therefor.

公开(公告)号：US09991513B2

公开(公告)日：2018-06-05

申请号：US15002057

申请日：2016-01-20

申请人： SAMSUNG SDI CO., LTD.

发明人： Jeonjin Choi ,  Minhan Kim ,  Joong-Ho Moon ,  Haneol Park ,  Kyounghyun Kim ,  Dohyung Park ,  Dongjin Kim ,  Gyuran Jeon ,  Sun-Ho Kang

IPC分类号： H01M4/525 ,  H01M4/505 ,  H01M4/36 ,  C01G53/00 ,  H01M10/052 ,  H01M4/04

CPC分类号： H01M4/505 ,  C01G53/50 ,  C01P2002/72 ,  C01P2004/54 ,  C01P2006/40 ,  H01M4/0404 ,  H01M4/0409 ,  H01M4/366 ,  H01M4/525 ,  H01M10/052

摘要： A positive active material represented by Formula 1 and a lithium secondary battery having a positive electrode that includes the positive active material are provided: Li1-aAaNixCoyMn1-x-yO2  Formula 1 wherein, in Formula 1, A is an alkali metal; 0.0025≤a≤0.02; 0.0