公开(公告)号：US20150380723A1

公开(公告)日：2015-12-31

申请号：US14767097

申请日：2014-01-22

Applicant: BASF SE

Inventor： Arnd GARSUCH ,  Shinichi KOMABA ,  Naoaki YABUUCHI ,  Hiroaki YOSHIDA

IPC: H01M4/131 ,  C01G53/00 ,  H01M4/525 ,  H01M4/62 ,  H01M4/505

CPC classification number: H01M4/131 ,  C01G53/42 ,  C01G53/50 ,  H01M4/485 ,  H01M4/505 ,  H01M4/525 ,  H01M4/622 ,  H01M4/625 ,  H01M10/052 ,  H01M2004/028

Abstract: The present invention relates to an active cathode material of the general formula (I) MxNiaM1bM2c02 (I) in which the variables are each defined as follows: M is an alkali metal, M1 is V, Cr, Mn, Fe or Co, M2 is Ge, Sn, Ti or Zr, x is in the range from 0.7 to 1.3, a is in the range from 0.15 to 0.4, b is in the range from 0.2 to 0.7, c is in the range from 0.15 to 0.4, 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).

Abstract translation: 本发明涉及通式（I）MxNiM1bM2C02（I）的活性阴极材料，其中各变量各自定义如下：M为碱金属，M1为V，Cr，Mn，Fe或Co，M2为 Ge，Sn，Ti或Zr，x在0.7至1.3的范围内，a在0.15至0.4的范围内，b在0.2至0.7的范围内，c在0.15至0.4的范围内，其中a + b + c = 1。 本发明还涉及包含所述活性阴极材料的电极材料，由或使用所述电极材料制成的电极和包括至少一个电极的可再充电电化学电池。 本发明还涉及制备所述通式（I）的活性阴极材料的方法。