公开(公告)号：US20240162431A1

公开(公告)日：2024-05-16

申请号：US17994710

申请日：2022-11-28

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Kuan-Yu KO ,  Chun-Chi TSENG ,  Chia-Erh LIU

IPC: H01M4/485 ,  H01M4/36 ,  H01M4/62 ,  H01M10/0525

CPC classification number: H01M4/485 ,  H01M4/366 ,  H01M4/626 ,  H01M10/0525 ,  H01M2004/021

Abstract: A core-shell particle includes a core having a chemical structure of Ti(1-x)M1xNb(2-y)M2yO(7-z)Qz, in which M1 is Li or Mg; M2 is Fe, Mn, V, Ni, Cr, or Cu; Q is F, Cl, Br, I, or S; x is 0 to 0.15; y is 0 to 0.15; and z is 0 to 2; and a shell layer wrapping at least a portion of the surface of the core, and the shell layer includes Cu, Nb, Ti, and O.