公开(公告)号：US20200091512A1

公开(公告)日：2020-03-19

申请号：US15746686

申请日：2016-07-28

Applicant: BASF SE

Inventor： Martin SCHULZ-DOBRICK ,  Sayuri FUKUYAMA ,  Shinichi KOMABA ,  Kei KUBOTA ,  Takuya ASARI

IPC: H01M4/485 ,  C01G53/00 ,  H01M4/131 ,  H01M4/525 ,  H01M10/054

Abstract: The present invention relates to an active cathode material of the general formula (I): MxNia-yM1bM2cM3yO2, in which the variables are each defined as follows: M is an alkali metal, M1 is V, Cr, Mn, Fe, Co or a mixture thereof, M2 is Ge, Sn, Ti, Zr or a mixture thereof, M3 is Mg, Zn, Cu or a mixture thereof, x is in the range from 0.5 to 0.8, a is in the range from 0.1 to 0.4, b is in the range from 0.05 to 0.7, c is in the range from 0.02 to 0.6, y is in the range from 0.05 to 0.2 wherein a+b+c=1. The present invention further relates to an electrode material comprising said active cathode material, to electrodes produced from or using said electrode material and to a rechargeable electrochemical cell comprising at least one electrode. The present invention further relates to a process for preparing said active cathode material of the general formula (I).