公开(公告)号：US20240282930A1

公开(公告)日：2024-08-22

申请号：US18566009

申请日：2022-06-24

申请人： Hansol Chemical Co., Ltd

发明人： Se-Man Kwon ,  Soon-Ho Hong ,  Byung-Hoon Park ,  Jeong-Hun Lee ,  Min-Kyung Gong

IPC分类号： H01M4/36 ,  H01M4/02 ,  H01M4/04 ,  H01M4/38 ,  H01M4/583 ,  H01M10/052

CPC分类号： H01M4/366 ,  H01M4/0471 ,  H01M4/386 ,  H01M4/583 ,  H01M10/052 ,  H01M2004/021 ,  H01M2004/027

摘要： The present invention relates to an anode active material comprising a shell including metal particles coated in whole or in part with a metal carbide, a method for preparing same, and a lithium secondary battery comprising same.

公开(公告)号：US20240253992A1

公开(公告)日：2024-08-01

申请号：US18566002

申请日：2022-06-24

申请人： Hansol Chemical Co., Ltd

发明人： Se-Man Kwon ,  Soon-Ho Hong ,  Sung-Hwan Kang ,  Hyeon-Woo Shim ,  Byung-Hoon Park

IPC分类号： C01B32/05 ,  H01M4/02 ,  H01M4/38 ,  H01M4/583 ,  H01M10/052

CPC分类号： C01B32/05 ,  H01M4/386 ,  H01M4/583 ,  H01M10/052 ,  C01P2002/01 ,  C01P2002/85 ,  C01P2004/03 ,  C01P2004/62 ,  C01P2004/64 ,  C01P2004/84 ,  C01P2006/40 ,  H01M2004/021 ,  H01M2004/027

摘要： The present invention relates to a negative electrode active material, a method for preparing same, and a lithium secondary battery comprising same, the negative electrode active material comprising: a core; a shell surrounding the core; and metal particles having the entire surface or a part of the surface coated with an alkali metal inclusion.