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1. 发明申请

WO2011105832A3 HIGH-CAPACITY POSITIVE ELECTRODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY COMPRISING SAME 审中-公开
标题翻译：高容量正电极活性材料和包含它的锂二次电池
公开(公告)号：WO2011105832A3
公开(公告)日：2012-01-12
申请号：PCT/KR2011001299
申请日：2011-02-24
申请人： LG CHEMICAL LTD , OH SONG TAEK , KIM SUN KYU , CHUNG GEUN CHANG , KIM SIN KYU , LEE HYUN SEOK , YOUN BONG KOOK
发明人： OH SONG TAEK , KIM SUN KYU , CHUNG GEUN CHANG , KIM SIN KYU , LEE HYUN SEOK , YOUN BONG KOOK
IPC分类号： H01M4/505 , B60L11/18 , H01M4/583 , H01M10/0525
CPC分类号： H01M4/131 , H01M4/0447 , H01M4/1391 , H01M4/364 , H01M4/366 , H01M4/505 , H01M4/525 , H01M4/625 , H01M10/0525 , Y02E60/122 , Y02P70/54 , Y02T10/7011 , Y10T29/49108
摘要： The present invention relates to a high-capacity lithium secondary battery which comprises layered lithium manganese oxides and spinel lithium manganese oxides that exhibit high irreversible capacity when the battery is overcharged at a high voltage, and which is activated at a high voltage of 4.45V or higher on a positive electric potential basis, thereby providing additional lithium for the utilization of a 3V region of the spinel lithium manganese oxides and enabling the lithium secondary battery to have a uniform profile over the entire SOC region. According to the present invention, the high-capacity lithium secondary battery comprises a mixture of positive electrode active materials containing the spinel lithium manganese oxides and the layered lithium manganese oxides, and is charged at a high voltage, thereby improving safety, and preventing low output caused by a sudden voltage drop in a specific SOC region, thus widening an available SOC region and improving safety.
摘要翻译：本发明涉及一种高容量锂二次电池，其包含层状锂锰氧化物和尖晶石锂锰氧化物，当电池在高电压下过度充电时其表现出高不可逆容量并且在4.45V的高电压下被激活或因此提供额外的锂以利用尖晶石锂锰氧化物的3V区域并使锂二次电池在整个SOC区域上具有均匀的分布。根据本发明，高容量锂二次电池包含含有尖晶石锂锰氧化物和层状锂锰氧化物的正极活性材料的混合物，并且以高电压充电，从而提高安全性并防止低输出由特定的SOC区域中的突然电压下降引起，由此扩大可用的SOC区域并提高安全性。

2. 发明申请

WO2011105832A2 HIGH-CAPACITY POSITIVE ELECTRODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY COMPRISING SAME 审中-公开
标题翻译：高容量正极电极活性材料和包含其的锂二次电池
公开(公告)号：WO2011105832A2
公开(公告)日：2011-09-01
申请号：PCT/KR2011001299
申请日：2011-02-24
申请人： LG CHEMICAL LTD , OH SONG TAEK , KIM SUN KYU , CHUNG GEUN CHANG , KIM SIN KYU , LEE HYUN SEOK , YOUN BONG KOOK
发明人： OH SONG TAEK , KIM SUN KYU , CHUNG GEUN CHANG , KIM SIN KYU , LEE HYUN SEOK , YOUN BONG KOOK
IPC分类号： H01M4/505 , B60L11/18 , H01M4/583 , H01M10/0525
CPC分类号： H01M4/131 , H01M4/0447 , H01M4/1391 , H01M4/364 , H01M4/366 , H01M4/505 , H01M4/525 , H01M4/625 , H01M10/0525 , Y02E60/122 , Y02P70/54 , Y02T10/7011 , Y10T29/49108
摘要： The present invention relates to a high-capacity lithium secondary battery which comprises layered lithium manganese oxides and spinel lithium manganese oxides that exhibit high irreversible capacity when the battery is overcharged at a high voltage, and which is activated at a high voltage of 4.45V or higher on a positive electric potential basis, thereby providing additional lithium for the utilization of a 3V region of the spinel lithium manganese oxides and enabling the lithium secondary battery to have a uniform profile over the entire SOC region. According to the present invention, the high-capacity lithium secondary battery comprises a mixture of positive electrode active materials containing the spinel lithium manganese oxides and the layered lithium manganese oxides, and is charged at a high voltage, thereby improving safety, and preventing low output caused by a sudden voltage drop in a specific SOC region, thus widening an available SOC region and improving safety.
摘要翻译：本发明涉及一种高容量锂二次电池，其包括层状锰酸锂和尖晶石锂锰氧化物，其在电池在高电压下过充电时呈现高的不可逆容量，并且在4.45V的高电压或在正电位基础上较高，从而提供额外的锂用于利用尖晶石锂锰氧化物的3V区域，并且使得锂二次电池在整个SOC区域上具有均匀的轮廓。根据本发明，高容量锂二次电池包括含有尖晶石锂锰氧化物的正极活性物质和层状锰酸锂的混合物，并且以高电压充电，从而提高安全性并防止低产量由于特定SOC区域中的突然的电压下降引起的，从而扩大了可用的SOC区域并提高了安全性。

3. 发明申请

WO2011105833A2 POSITIVE ELECTRODE ACTIVE MATERIAL FOR IMPROVING OUTPUT, AND LITHIUM SECONDARY BATTERY COMPRISING SAME 审中-公开
标题翻译：用于改善输出的积极电极活性材料和包含其的锂二次电池
公开(公告)号：WO2011105833A2
公开(公告)日：2011-09-01
申请号：PCT/KR2011001300
申请日：2011-02-24
申请人： LG CHEMICAL LTD , OH SONG TAEK , KIM SUN KYU , CHUNG GEUN CHANG , AN KEUN WAN
发明人： OH SONG TAEK , KIM SUN KYU , CHUNG GEUN CHANG , AN KEUN WAN
IPC分类号： H01M4/505 , H01M4/525 , H01M4/583 , H01M10/0525
CPC分类号： H01M4/505 , H01M4/13 , H01M4/364 , H01M4/525 , H01M4/5825 , H01M4/625 , H01M10/052 , Y02E60/122 , Y02P70/54 , Y02T10/7011 , Y10T29/49108
摘要： The present invention relates to a lithium secondary battery having improved output characteristics, as well as to a high-capacity mixture of positive electrode active material and to a lithium secondary battery comprising the material, in which a sudden voltage drop caused by the difference of operating voltages among mixed lithium-transition metal oxides is prevented, in order to achieve a uniform profile over the entirety of the SOC region and improved output characteristics at a low voltage. Particularly, the lithium secondary battery according to the present invention satisfies the required output characteristics, capacity, safety, etc. when used as a power source for medium or large devices such as an electric vehicle or the like.
摘要翻译：本发明涉及具有改善的输出特性的锂二次电池以及正极活性材料和包含该材料的锂二次电池的高容量混合物，其中由于操作差异引起的突然的电压降防止了混合锂 - 过渡金属氧化物之间的电压，以便在整个SOC区域上实现均匀的分布并且在低电压下改善输出特性。特别地，当用作诸如电动车辆等中等或大型装置的电源时，根据本发明的锂二次电池满足所需的输出特性，容量，安全性等。

4. 发明申请

WO2011105833A3 POSITIVE ELECTRODE ACTIVE MATERIAL FOR IMPROVING OUTPUT, AND LITHIUM SECONDARY BATTERY COMPRISING SAME 审中-公开
标题翻译：用于改善输出的积极电极活性材料和包含其的锂二次电池
公开(公告)号：WO2011105833A3
公开(公告)日：2012-03-01
申请号：PCT/KR2011001300
申请日：2011-02-24
申请人： LG CHEMICAL LTD , OH SONG TAEK , KIM SUN KYU , CHUNG GEUN CHANG , AN KEUN WAN
发明人： OH SONG TAEK , KIM SUN KYU , CHUNG GEUN CHANG , AN KEUN WAN
IPC分类号： H01M4/505 , H01M4/525 , H01M4/583 , H01M10/0525
CPC分类号： H01M4/505 , H01M4/13 , H01M4/364 , H01M4/525 , H01M4/5825 , H01M4/625 , H01M10/052 , Y02E60/122 , Y02P70/54 , Y02T10/7011 , Y10T29/49108
摘要： The present invention relates to a lithium secondary battery having improved output characteristics, as well as to a high-capacity mixture of positive electrode active material and to a lithium secondary battery comprising the material, in which a sudden voltage drop caused by the difference of operating voltages among mixed lithium-transition metal oxides is prevented, in order to achieve a uniform profile over the entirety of the SOC region and improved output characteristics at a low voltage. Particularly, the lithium secondary battery according to the present invention satisfies the required output characteristics, capacity, safety, etc. when used as a power source for medium or large devices such as an electric vehicle or the like.
摘要翻译：本发明涉及具有改善的输出特性的锂二次电池以及正极活性材料和包含该材料的锂二次电池的高容量混合物，其中由于操作差异引起的突然的电压降防止了混合锂 - 过渡金属氧化物之间的电压，以便在整个SOC区域上实现均匀的分布并且在低电压下改善输出特性。特别地，当用作诸如电动车辆等中等或大型装置的电源时，根据本发明的锂二次电池满足所需的输出特性，容量，安全性等。

5. 发明申请

WO2010137862A3 LITHIUM SECONDARY BATTERY WITH HIGH ENERGY DENSITY 审中-公开
标题翻译：具有高能量密度的锂二次电池
公开(公告)号：WO2010137862A3
公开(公告)日：2011-03-31
申请号：PCT/KR2010003313
申请日：2010-05-26
申请人： LG CHEMICAL LTD , CHUNG GEUN-CHANG , SHIN DONG SEOK , KIM SUN KYU
发明人： CHUNG GEUN-CHANG , SHIN DONG SEOK , KIM SUN KYU
IPC分类号： H01M4/02 , H01M4/04 , H01M10/36
CPC分类号： H01M10/052 , H01M4/131 , H01M4/134 , H01M4/1391 , H01M4/1395 , H01M4/366 , H01M4/386 , H01M4/40 , H01M4/46 , H01M10/446 , Y10T156/10
摘要： The present invention relates to an electrode for a lithium secondary battery with high energy density, and to a high energy density secondary battery using same. The present invention relates to an electrode for a lithium secondary battery, wherein a negative electrode contains a material to be made into a lithium alloy, and a positive electrode comprises a transition metal oxide which reversibly occludes and releases lithium. The secondary battery of the present invention has a total reversible lithium storage capacity larger than the lithium capacity releasable from the positive electrode. Either one of or both the positive electrode and the negative electrode has a surface on which metal lithium is deposited. The present invention also relates to a method for manufacturing the electrode, and to a lithium secondary battery comprising the electrode. The lithium secondary battery of the present invention has no metal lithium remaining after activation, thereby achieving improved safety and capacity per unit weight.
摘要翻译：本发明涉及一种具有高能量密度的锂二次电池用电极以及使用该锂二次电池的高能量密度二次电池。锂二次电池用电极技术领域本发明涉及一种锂二次电池用电极，其中负极含有要制成锂合金的材料，正电极包含可逆地封闭并释放锂的过渡金属氧化物。本发明的二次电池的总可逆锂储存容量大于从正极释放的锂电容量。正极和负极中的任一个或两者具有沉积有金属锂的表面。本发明还涉及一种用于制造电极的方法，以及包括该电极的锂二次电池。本发明的锂二次电池在活化后没有剩余的金属锂，从而实现每单位重量的安全性和容量的提高。

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