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公开(公告)号：EP3578517A1
公开(公告)日：2019-12-11
申请号：EP19151570.9
申请日：2019-01-14
发明人： MOON, San , SONG, Jayhyok , AHN, Sungjin , YEON, Donghee , HAM, Dongjin , PARK, Jinhwan
摘要： A composite cathode active material includes: a secondary including a core including a plurality of primary particles; and a shell on the core, wherein the plurality of primary particles include a nickel-containing lithium transition metal oxide doped with a first metal, and wherein at least one grain boundary between the plurality of primary particles includes a first composition including the first metal.
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公开(公告)号：EP3349276A3
公开(公告)日：2018-09-26
申请号：EP18152085.9
申请日：2018-01-17
发明人： HAM, Dongjin , SONG, Jayhyok , YEON, Donghee , PARK, Jinhwan , YOO, Daechul
CPC分类号： H01M4/131 , C01B35/128 , C01G53/50 , C01P2002/52 , C01P2002/72 , C01P2002/74 , C01P2002/78 , C01P2002/85 , C01P2004/03 , C01P2004/04 , C01P2006/40 , H01M4/1391 , H01M4/525 , H01M4/628
摘要： An electrode active material includes: a core active material having a layered structure and capable of reversibly incorporating and deincorporating lithium; a dopant including boron and a first metal element, wherein the dopant is in the core active material; and a nanostructure disposed on a surface of the core active material and including a metal borate compound including a second metal element, wherein the second metal element is the same as the first metal element.
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公开(公告)号：EP3693341A1
公开(公告)日：2020-08-12
申请号：EP19195866.9
申请日：2019-09-06
发明人： HONG, Sukgi , YU, Byongyong , YEON, Donghee , CHOI, Byungjin
摘要： A composite cathode active material includes: a core including a plurality of primary particles; and a shell on the core, wherein the primary particles include a first lithium transition metal oxide comprising nickel, the shell includes a first layer and a second layer on the first layer, the first layer includes a first composition containing a first metal, the second layer includes a second composition containing phosphorus, and the first metal includes at least one or more metal, other than nickel, belonging to any of Groups 2 to 5 and Groups 7 to 15 of the Periodic Table of the Elements. Also a cathode, and a lithium battery each including the composite cathode active material, and a method of preparing the composite cathode active material.
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公开(公告)号：EP3349276A2
公开(公告)日：2018-07-18
申请号：EP18152085.9
申请日：2018-01-17
发明人： HAM, Dongjin , SONG, Jayhyok , YEON, Donghee , PARK, Jinhwan , YOO, Daechul
CPC分类号： H01M4/131 , C01B35/128 , C01G53/50 , C01P2002/52 , C01P2002/72 , C01P2002/74 , C01P2002/78 , C01P2002/85 , C01P2004/03 , C01P2004/04 , C01P2006/40 , H01M4/1391 , H01M4/525 , H01M4/628
摘要： An electrode active material includes: a core active material having a layered structure and capable of reversibly incorporating and deincorporating lithium; a dopant including boron and a first metal element, wherein the dopant is in the core active material; and a nanostructure disposed on a surface of the core active material and including a metal borate compound including a second metal element, wherein the second metal element is the same as the first metal element.
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