发明公开
EP3203554A4 POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, PREPARATION METHOD FOR SAME, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
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基本信息:
- 专利标题： POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, PREPARATION METHOD FOR SAME, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
- 专利标题（中）：POSITIVELEKTRODENAKTIVMATERIALFÜRLITHIUMSEKUNDÄRBATTERIE，HERSTELLUNGSVERFAHRENDAFÜRUNDLITHIUMSEKUNDÄRBATTERIEDAMIT
- 申请号：EP15846750 申请日：2015-10-02
- 公开(公告)号：EP3203554A4 公开(公告)日：2017-08-09
- 发明人： KANG MIN SUK , JO CHI HO , RYU JI HOON , SHIN SUN SIK , JUNG WANG MO
- 申请人： LG CHEMICAL LTD
- 专利权人： LG CHEMICAL LTD
- 当前专利权人： LG ENERGY SOLUTION, LTD., KR
- 当前专利权人地址： LG ENERGY SOLUTION, LTD., KR
- 优先权： KR20140133474 2014-10-02
- 主分类号： H01M4/525
- IPC分类号： H01M4/525 ; C01G51/00 ; H01M2/10 ; H01M4/505 ; H01M10/052
摘要：
The present invention relates to a positive electrode active material for a lithium secondary battery, and a lithium secondary battery including the same, and the positive electrode active material includes lithium cobalt oxide particles. The lithium cobalt oxide particles include lithium cobalt oxide having a Li/Co molar ratio of less than 1 in the particles. Good rate property and life property may be obtained without worrying on the deterioration of initial capacity property.
摘要（中）：
锂二次电池用正极活性物质及含有其的锂二次电池技术领域本发明涉及锂二次电池用正极活性物质及含有其的锂二次电池，正极活性物质含有钴酸锂粒子。 钴酸锂颗粒包括颗粒中Li / Co摩尔比小于1的钴酸锂。 可以获得良好的费率特性和寿命特性，而不用担心初始容量特性的恶化。