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1. 发明授权

US10026944B2 Electrode assembly having tab-lead joint portion of minimized resistance difference between electrodes and electrochemical cell containing the same 有权
公开(公告)号：US10026944B2
公开(公告)日：2018-07-17
申请号：US14844444
申请日：2015-09-03
申请人： LG Chem, Ltd.
发明人： Ji Heon Ryu , Jeong Hee Choi , Kwangho Yoo , Youngjoon Shin
IPC分类号： H01M2/22 , H01M2/26 , H01G11/06 , H01G11/26 , H01M10/04
摘要： Disclosed herein is a stacking or stacking/folding type electrode assembly of a cathode/separator/anode structure, wherein the electrode assembly is constructed in a structure in which tabs (electrode tabs), having no active material applied thereto, protrude from electrode plates constituting the electrode assembly, the electrode tabs are electrically connected to an electrode lead, and the pluralities of electrode tabs are joined to the top and the bottom of the electrode lead at an electrode lead-electrode tabs joint portion such that the resistance difference between electrodes at the electrode lead-electrode tabs joint portion is minimized. Also disclosed is an electrochemical cell including the electrode assembly.

2. 发明申请

US20150380717A1 ELECTRODE ASSEMBLY HAVING TAB-LEAD JOINT PORTION OF MINIMIZED RESISTANCE DIFFERENCE BETWEEN ELECTRODES AND ELECTROCHEMICAL CELL CONTAINING THE SAME 有权
标题翻译：具有电极和电化学电池之间的最小化电阻差的电极组合的电极组件
公开(公告)号：US20150380717A1
公开(公告)日：2015-12-31
申请号：US14844444
申请日：2015-09-03
申请人： LG Chem, Ltd.
发明人： Ji Heon Ryu , Jeong Hee Choi , Kwangho Yoo , Youngjoon Shin
IPC分类号： H01M2/26 , H01G11/06 , H01G11/26
CPC分类号： H01M2/26 , H01G11/06 , H01G11/26 , H01M2/266 , H01M10/04 , H01M2220/30 , Y02E60/122
摘要： Disclosed herein is a stacking or stacking/folding type electrode assembly of a cathode/separator/anode structure, wherein the electrode assembly is constructed in a structure in which tabs (electrode tabs), having no active material applied thereto, protrude from electrode plates constituting the electrode assembly, the electrode tabs are electrically connected to an electrode lead, and the pluralities of electrode tabs are joined to the top and the bottom of the electrode lead at an electrode lead-electrode tabs joint portion such that the resistance difference between electrodes at the electrode lead-electrode tabs joint portion is minimized. Also disclosed is an electrochemical cell including the electrode assembly.
摘要翻译：本文公开了一种阴极/分离器/阳极结构的层叠/堆叠/折叠型电极组件，其中电极组件构造成其中不施加活性材料的突片（电极片）从构成的电极板突出的结构电极组件，电极片电连接到电极引线，并且多个电极片在电极引出电极接头部分处接合到电极引线的顶部和底部，使得电极之间的电阻差电极引出电极接头部分被最小化。还公开了包括电极组件的电化学电池。

3. 发明申请

US20150072238A1 TRANSITION METAL- PYROPHOSPHATE ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY OR HYBRID CAPACITOR INCLUDING THE ANODE ACTIVE MATERIAL 有权
标题翻译：过渡金属磷酸盐阳极活性材料，其制备方法，锂二次电池或混合电容器，包括阳极活性材料
公开(公告)号：US20150072238A1
公开(公告)日：2015-03-12
申请号：US14540335
申请日：2014-11-13
申请人： LG CHEM, LTD.
发明人： Sang Wook Woo , Ji Heon Ryu , Eun Kyung Kim , Je Young Kim , Sang Jo An , Min Young Hong
IPC分类号： H01M4/58 , H01M4/139 , H01M4/04 , C01B25/42 , H01M10/052
CPC分类号： H01M4/5825 , C01B25/42 , H01M4/366 , H01M4/625 , H01M10/0525 , Y02T10/7011
摘要： Provided is an anode active material including a transition metal-pyrophosphate of Chemical Formula 1 below: M2P2O7 where M is any one selected from the group consisting of titanium (Ti), chromium (Cr), manganese (Mn), iron (Fe), cobalt (Co), nickel (Ni), ruthenium (Ru), palladium (Pd), and silver (Ag), or two or more elements thereof.Since the anode active material of the present invention is stable and has excellent conversion reactivity while including only transition metal and phosphate without using lithium in which the price thereof is continuously increased, the anode active material of the present invention may improve capacity characteristics.
摘要翻译：本发明提供一种负极活性物质，其包含下述化学式1的过渡金属焦磷酸盐：M 2 P 2 O 7化学式1其中M为选自钛（Ti），铬（Cr），锰（Mn），铁（Fe），钴（Co），镍（Ni），钌（Ru），钯（Pd）和银（Ag）或其两种以上元素。由于本发明的负极活性物质是稳定的并且具有优异的转化反应性，而只使用过渡金属和磷酸盐，而不使用价格不断上涨的锂，本发明的负极活性材料可以提高容量特性。

4. 发明授权

US09269951B2 Cathode active material and lithium secondary battery containing them 有权
公开(公告)号：US09269951B2
公开(公告)日：2016-02-23
申请号：US14537979
申请日：2014-11-11
申请人： LG Chem, Ltd.
发明人： Ji Heon Ryu , Min Su Kim , Jung Eun Hyun , Jaepil Lee , Eun Ju Lee , Youngjoon Shin
IPC分类号： H01M4/36 , H01M10/052 , H01M4/505 , H01M4/525 , H01M10/0525 , H01M4/02
CPC分类号： H01M4/364 , H01M4/505 , H01M4/525 , H01M10/052 , H01M10/0525 , H01M2004/028 , Y02E60/122 , Y02T10/7011
摘要： Provided is a non-aqueous electrolyte-based, high-power lithium secondary battery having a long service life and superior safety at both room temperature and high temperature, even after repeated high-current charging and discharging. The battery comprises a mixture of a lithium/manganese spinel oxide having a substitution of a manganese (Mn) site with a certain metal ion and a lithium/nickel/cobalt/manganese composite oxide, as a cathode active material.

5. 发明申请

US20150072237A1 TRANSITION METAL-METAPHOSPHATE ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY OR HYBRID CAPACITOR INCLUDING THE ANODE ACTIVE MATERIAL 有权
标题翻译：过渡金属 - 磷酸盐阳极活性材料，其制备方法和锂二次电池或混合电容器，包括阳极活性材料
公开(公告)号：US20150072237A1
公开(公告)日：2015-03-12
申请号：US14540321
申请日：2014-11-13
申请人： LG Chem, Ltd.
发明人： Sang Wook Woo , Ji Heon Ryu , Eun Kyung Kim , Je Young Kim , Sang Jo An , Min Young Hong
IPC分类号： H01M4/58 , H01M4/04 , H01M10/052 , H01M4/36 , C01B25/37
CPC分类号： H01M4/5825 , C01B25/44 , H01M4/366 , H01M4/625 , H01M10/0525 , Y02T10/7011
摘要： Provided is an anode active material including a transition metal-metaphosphate of Chemical Formula 1: M(PO3)2 where M is any one selected from the group consisting of titanium (Ti), chromium (Cr), manganese (Mn), iron (Fe), cobalt (Co), nickel (Ni), ruthenium (Ru), palladium (Pd), and silver (Ag), or two or more elements thereof. Since the anode active material of the present invention is stable and has excellent conversion reactivity while including only transition metal and phosphate without using lithium in which the price thereof is continuously increased, the anode active material of the present invention may improve capacity characteristics.
摘要翻译：提供了包含化学式1的过渡金属 - 偏磷酸盐的阳极活性材料：M（PO 3）2 <化学式1>其中M是选自钛（Ti），铬（Cr），锰（ Mn），铁（Fe），钴（Co），镍（Ni），钌（Ru），钯（Pd）和银（Ag）或其两种以上元素。由于本发明的负极活性物质是稳定的并且具有优异的转化反应性，而只使用过渡金属和磷酸盐，而不使用价格不断上涨的锂，本发明的负极活性材料可以提高容量特性。

6. 发明申请

US20150060726A1 CATHODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY CONTAINING THEM 有权
标题翻译：阴极活性材料和锂二次电池
公开(公告)号：US20150060726A1
公开(公告)日：2015-03-05
申请号：US14537979
申请日：2014-11-11
申请人： LG Chem, Ltd.
发明人： Ji Heon Ryu , Min Su Kim , Jung Eun Hyun , Jaepil Lee , Eun Ju Lee , Youngjoon Shin
IPC分类号： H01M4/36 , H01M4/525 , H01M10/052 , H01M4/505
CPC分类号： H01M4/364 , H01M4/505 , H01M4/525 , H01M10/052 , H01M10/0525 , H01M2004/028 , Y02E60/122 , Y02T10/7011
摘要： Provided is a non-aqueous electrolyte-based, high-power lithium secondary battery having a long service life and superior safety at both room temperature and high temperature, even after repeated high-current charging and discharging. The battery comprises a mixture of a lithium/manganese spinel oxide having a substitution of a manganese (Mn) site with a certain metal ion and a lithium/nickel/cobalt/manganese composite oxide, as a cathode active material.
摘要翻译：本发明提供一种即使在反复进行大电流充放电之后，在室温和高温下也具有使用寿命长，安全性高的非水电解质型大功率锂二次电池。该电池包括用锰（Mn）位置取代某种金属离子的锂/锰尖晶石氧化物和锂/镍/钴/锰复合氧化物的混合物作为阴极活性材料。

7. 发明申请

US20150004492A1 CATHODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY CONTAINING THE SAME 有权
标题翻译：阴极活性材料和含有它的锂二次电池
公开(公告)号：US20150004492A1
公开(公告)日：2015-01-01
申请号：US14488507
申请日：2014-09-17
申请人： LG Chem, Ltd.
发明人： Ji Heon Ryu , Min Su Kim , Jung Eun Hyun , Jaepil Lee , Eun Ju Lee , Youngjoon Shin
IPC分类号： H01M4/36 , H01M4/525 , H01M10/0525 , H01M4/505
CPC分类号： H01M4/364 , H01M4/0404 , H01M4/131 , H01M4/505 , H01M4/525 , H01M10/0525 , H01M2004/021 , H01M2004/028 , Y02E60/122
摘要： Provided is a non-aqueous electrolyte-based, high-power lithium secondary battery having a long service life and superior safety at both room temperature and high temperature, even after repeated high-current charging and discharging. The battery comprises a cathode active material composed of a mixture of lithium/manganese spinel oxide and lithium/nickel/cobalt/manganese composite oxide wherein the cathode active material exhibits the life characteristics that the capacity at 300 cycles is more than 70% relative to the initial capacity, in the provision of satisfying the condition (i) regarding the particle size and the condition (ii) regarding the mixing ratio.
摘要翻译：本发明提供一种即使在反复进行大电流充放电之后，在室温和高温下也具有使用寿命长，安全性高的非水电解质型大功率锂二次电池。电池包括由锂/锰尖晶石氧化物和锂/镍/钴/锰复合氧化物的混合物组成的正极活性材料，其中正极活性材料表现出寿命特性，即300次循环下的容量相对于在提供满足条件（i）关于颗粒大小和关于混合比的条件（ii）的情况下）的初始容量。

8. 发明申请

US20140356697A1 SECONDARY BATTERY WITH ADVANCED SAFETY 有权
标题翻译：具有先进安全性的二次电池
公开(公告)号：US20140356697A1
公开(公告)日：2014-12-04
申请号：US14315935
申请日：2014-06-26
申请人： LG Chem, Ltd.
发明人： Youngjoon Shin , Min Su Kim , Junill Yoon , Ji Heon Ryu , Jeong Hee Choi , Seung-Jin Yang
IPC分类号： H01M2/06 , H01M2/30 , H01M2/02
CPC分类号： H01M2/06 , H01M2/02 , H01M2/021 , H01M2/0275 , H01M2/0277 , H01M2/0287 , H01M2/20 , H01M2/266 , H01M2/30 , H01M10/052
摘要： Disclosed herein is a secondary battery constructed in a structure in which an electrode assembly having a cathode/separator/anode arrangement is mounted in a battery case made of a laminate sheet including a resin layer and a metal layer, electrode tabs of the electrode assembly are coupled to corresponding electrode leads, and the electrode assembly is sealed in the battery case while electrode leads are exposed to the outside of the battery case, wherein a protective film is attached to coupling regions between the electrode tabs and the electrode leads for sealing the coupling regions between the electrode tabs and the electrode leads. The secondary battery according to the present invention is constructed in a structure in which the coupling regions are sealed by the protective film, unlike a conventional secondary battery constructed in a structure in which the coupling regions between the electrode tabs and the electrode leads are exposed in the battery case. As a result, the electrode leads are protected from external impacts, such as falling of the battery. Consequently, no internal short circuit occurs, and therefore, the safety of the battery is increased.
摘要翻译：本文公开了一种二次电池，其结构是将具有阴极/隔板/阳极布置的电极组件安装在由包括树脂层和金属层的层压片制成的电池壳中，电极组件的电极片耦合到相应的电极引线，并且电极组件被密封在电池壳体中，同时电极引线暴露于电池壳体的外部，其中保护膜附接到电极接线片和电极引线之间的耦合区域，用于密封耦合电极片和电极引线之间的区域。根据本发明的二次电池被构造成其中耦合区域被保护膜密封的结构不同于传统的二次电池，其结构是将电极接头和电极引线之间的耦合区域暴露在其中电池盒。结果，电极引线被保护免受外部冲击，例如电池的掉落。因此，不会发生内部短路，因此电池的安全性增加。

9. 发明授权

US09705112B2 Secondary battery with advanced safety 有权
公开(公告)号：US09705112B2
公开(公告)日：2017-07-11
申请号：US14315935
申请日：2014-06-26
申请人： LG Chem, Ltd.
发明人： Youngjoon Shin , Min Su Kim , Junill Yoon , Ji Heon Ryu , Jeong Hee Choi , Seung-Jin Yang
IPC分类号： H01M2/06 , H01M2/02 , H01M2/30 , H01M2/20 , H01M2/26 , H01M10/052
CPC分类号： H01M2/06 , H01M2/02 , H01M2/021 , H01M2/0275 , H01M2/0277 , H01M2/0287 , H01M2/20 , H01M2/266 , H01M2/30 , H01M10/052
摘要： Disclosed herein is a secondary battery constructed in a structure in which an electrode assembly having a cathode/separator/anode arrangement is mounted in a battery case made of a laminate sheet including a resin layer and a metal layer, electrode tabs of the electrode assembly are coupled to corresponding electrode leads, and the electrode assembly is sealed in the battery case while electrode leads are exposed to the outside of the battery case, wherein a protective film is attached to coupling regions between the electrode tabs and the electrode leads for sealing the coupling regions between the electrode tabs and the electrode leads. The secondary battery according to the present invention is constructed in a structure in which the coupling regions are sealed by the protective film, unlike a conventional secondary battery constructed in a structure in which the coupling regions between the electrode tabs and the electrode leads are exposed in the battery case. As a result, the electrode leads are protected from external impacts, such as falling of the battery. Consequently, no internal short circuit occurs, and therefore, the safety of the battery is increased.

10. 发明授权

US09997781B2 Transition metal-metaphosphate anode active material, method of preparing the same, and lithium secondary battery or hybrid capacitor including the anode active material 有权
公开(公告)号：US09997781B2
公开(公告)日：2018-06-12
申请号：US14540321
申请日：2014-11-13
申请人： LG Chem, Ltd.
发明人： Sang Wook Woo , Ji Heon Ryu , Eun Kyung Kim , Je Young Kim , Sang Jo An , Min Young Hong
IPC分类号： H01M4/58 , H01M4/36 , C01B25/44 , H01M4/62 , H01M10/0525
CPC分类号： H01M4/5825 , C01B25/44 , H01M4/366 , H01M4/625 , H01M10/0525 , Y02T10/7011
摘要： Provided is an anode active material including a transition metal-metaphosphate of Chemical Formula 1: M(PO3)2 where M is any one selected from the group consisting of titanium (Ti), chromium (Cr), manganese (Mn), iron (Fe), cobalt (Co), nickel (Ni), ruthenium (Ru), palladium (Pd), and silver (Ag), or two or more elements thereof. Since the anode active material of the present invention is stable and has excellent conversion reactivity while including only transition metal and phosphate without using lithium in which the price thereof is continuously increased, the anode active material of the present invention may improve capacity characteristics.

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