Electrode composite material of lithium ion battery, method for making the same, and lithium ion battery using the same

申请公布号：: US8211570(B2)
申请号：: US201113036014
申请日期：: 2011.02.28
申请公布日期：: 2012.07.03
申请人：: HE XIANG-MING;LI JIAN-JUN;ZHANG LI-CHUN;REN JIAN-GUO;GAO JIAN;PU WEI-HUA;TSINGHUA UNIVERSITY;HON HAI PRECISION INDUSTRY CO., LTD.
发明人：: HE XIANG-MING;LI JIAN-JUN;ZHANG LI-CHUN;REN JIAN-GUO;GAO JIAN;PU WEI-HUA
分类号：: H01M4/08
主分类号：: H01M4/08
摘要：: An electrode composite material includes an individual electrode active material particle and a protective film coated on a surface of the particle. A composition of the protective film is at least one of AlxMyPO4 and AlxMy(PO3)3, M represents at least one chemical element selected from the group consisting of Cr, Zn, Mg, Zr, Mo, V, Nb, and Ta, and a valence of M is represented by k, wherein 0<x<1, 0<y<1, and 3x+ky=3.