SPINEL-TYPE LITHIUM-MANGANESE OXIDE CONTAINING HETEROELEMENTS, PREPARATION PROCESS AND USE THEREOF

申请公布号：CA2240805(C)

申请号：CA19982240805

申请日期：1998.06.16

申请公布日期：2005.07.26

申请人：

TOSOH CORPORATION

发明人：IWATA, EIICHI;TAKAHASHI, KEN-ICHI;MORI, TAKASHI

分类号：C01G45/00;C01G49/00;C01G53/00;H01M4/131;H01M4/50;H01M4/505;H01M10/0525;H01M10/36

主分类号：C01G45/00

摘要：A high-performance spinel-type lithium-manganese oxide for use as a material for a positive electrode of a Li secondary battery with inhibited Mn dissolution in an organic electrolyte, which is represented by the following formula: {Li} [Li x.M y.Mn(2-x-y)]O4+d wherein { } represents the oxygen tetrahedral sites in the spinel structure and [ ] represents the oxygen octahedral sites in the spinel structure, 0<x~0.33, 0<y~1.0, -0.5<d<0.8, and M represents at least one heteroelement other than Li and Mn, is disclosed.

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