公开(公告)号：US09287559B2

公开(公告)日：2016-03-15

申请号：US14026020

申请日：2013-09-13

申请人： LG Chem, Ltd.

发明人： Yeon Suk Hong ,  Jae Seung Oh ,  Hyo Jin Lee ,  Byoung Bae Lee ,  You Jin Shim

IPC分类号： H01M4/36 ,  H01M4/525 ,  H01M10/0568 ,  H01M10/42 ,  H01M4/131 ,  H01M4/485 ,  H01M4/505 ,  H01M10/0567 ,  H01M4/02

CPC分类号： H01M4/366 ,  H01M4/131 ,  H01M4/485 ,  H01M4/505 ,  H01M4/525 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/4235 ,  H01M2004/021 ,  H01M2004/028 ,  Y02E60/122

摘要： A lithium secondary battery comprising a positive electrode, a negative electrode, a separator inserted between the positive electrode and the negative electrode and a non-aqueous electrolyte is provided. The positive electrode comprises a first positive electrode active material represented by following Chemical Formula 1. And the non-aqueous electrolyte comprises a first lithium salt, a second lithium salt represented by following Chemical Formula 2 and a non-aqueous organic solvent. LixMyOz  [Chemical Formula 1] Li+RCOO−  [Chemical Formula 2] (In Chemical Formulae 1 and 2, M=NiaMnbCoc, in which 0

摘要翻译： 提供一种锂二次电池，其包括正极，负极，插入在正极和负极之间的隔板和非水电解质。 该正电极包括由以下化学式1表示的第一正极活性物质。非水电解质包含第一锂盐，由以下化学式2表示的第二锂盐和非水有机溶剂。 LixMyOz [化学式1] Li + RCOO- [化学式2]（在化学式1和2中，M = NiaMnbCoc，其中0

公开(公告)号：US20130330598A1

公开(公告)日：2013-12-12

申请号：US13966632

申请日：2013-08-14

申请人： LG Chem, Ltd.

发明人： You Jin Shim ,  Jae Seung Oh ,  Yeon Suk Hong ,  Byoung Bae Lee ,  Hyo Jin Lee

IPC分类号： H01M10/056 ,  H01M4/505

CPC分类号： H01M10/0567 ,  H01M4/505 ,  H01M4/525 ,  H01M10/052 ,  H01M10/056 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2300/0034 ,  H01M2300/0037 ,  H01M2300/004 ,  Y02E60/122 ,  Y02T10/7011

摘要： A non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are provided. The non-aqueous electrolyte solution includes an organic solvent, an ionizable lithium salt, a dinitrile compound including an ether bond represented by Chemical Formula 1, and an aliphatic dinitrile compound represented by Chemical Formula 2. The lithium secondary battery including the non-aqueous electrolyte solution having the possibility of generating a swelling phenomenon while storing or charging/discharging at a high temperature may be restrained. In addition, a cycle life of the charging/discharging may be improved.

摘要翻译： 提供了一种用于锂二次电池的非水电解液和包括该二次电池的锂二次电池。 非水电解质溶液包括有机溶剂，可电离锂盐，包含由化学式1表示的醚键的二腈化合物和由化学式2表示的脂族二腈化合物。包含非水电解质的锂二次电池 可以抑制在高温下储存或充放电时产生膨胀现象的可能性。 此外，可以提高充电/放电的循环寿命。

公开(公告)号：US20130164637A1

公开(公告)日：2013-06-27

申请号：US13755468

申请日：2013-01-31

申请人： LG Chem, Ltd.

发明人： Byoung Bae Lee ,  Jae Seung Oh ,  Yeon Suk Hong ,  You Jin Shim ,  Min Ah Kim

IPC分类号： H01M10/0569 ,  H01M10/052

CPC分类号： H01M10/0569 ,  H01M10/052 ,  H01M10/0567 ,  Y02E60/122

摘要： A non-aqueous electrolyte solution includes an electrolyte solution including an amide compound and a lithium salt, and a dinitrile compound substituted by a hetero atom at a main chain, and a lithium secondary battery includes the non-aqueous electrolyte solution. By using the non-aqueous electrolyte solution, a lithium secondary battery having an improved swelling phenomenon and an increased charging/discharging performance may be provided.

摘要翻译： 非水电解质溶液包括含有酰胺化合物和锂盐的电解质溶液和被主链上的杂原子取代的二腈化合物，锂二次电池包括非水电解质溶液。 通过使用非水电解液，可以提供具有改善的膨胀现象和增加的充放电性能的锂二次电池。

公开(公告)号：US11545659B2

公开(公告)日：2023-01-03

申请号：US16643733

申请日：2018-11-21

申请人： LG CHEM, LTD.

发明人： Yeon Suk Hong ,  Seok Koo Kim ,  Sun Kyu Kim ,  Ji Won Min

IPC分类号： H01M4/36 ,  H01M4/04 ,  H01M4/38 ,  H01M4/134 ,  H01M4/1395 ,  H01M4/48 ,  H01M4/62 ,  H01M10/0525 ,  H01M4/02

摘要： A negative electrode for a lithium secondary battery, where the negative electrode includes a negative electrode current collector, a negative electrode active material layer, a lithium layer that is positioned between the negative electrode current collector and the negative electrode active material layer, and a primer layer that is positioned between the negative electrode current collector and the lithium layer, and a manufacturing method thereof. This results in a simple method and a negative electrode with high capacity characteristics.

公开(公告)号：US09478827B2

公开(公告)日：2016-10-25

申请号：US13966632

申请日：2013-08-14

申请人： LG Chem, Ltd.

发明人： You Jin Shim ,  Jae Seung Oh ,  Yeon Suk Hong ,  Byoung Bae Lee ,  Hyo Jin Lee

IPC分类号： H01M10/0567 ,  H01M10/052 ,  H01M10/056 ,  H01M10/0568 ,  H01M10/0569 ,  H01M4/505 ,  H01M4/525

CPC分类号： H01M10/0567 ,  H01M4/505 ,  H01M4/525 ,  H01M10/052 ,  H01M10/056 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2300/0034 ,  H01M2300/0037 ,  H01M2300/004 ,  Y02E60/122 ,  Y02T10/7011

摘要： A non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are provided. The non-aqueous electrolyte solution includes an organic solvent, an ionizable lithium salt, a dinitrile compound including an ether bond represented by Chemical Formula 1, and an aliphatic dinitrile compound represented by Chemical Formula 2. The lithium secondary battery including the non-aqueous electrolyte solution having the possibility of generating a swelling phenomenon while storing or charging/discharging at a high temperature may be restrained. In addition, a cycle life of the charging/discharging may be improved.

摘要翻译： 提供了一种用于锂二次电池的非水电解质溶液和包括其的锂二次电池。 非水电解质溶液包括有机溶剂，可电离锂盐，包含由化学式1表示的醚键的二腈化合物和由化学式2表示的脂族二腈化合物。包含非水电解质的锂二次电池 可以抑制在高温下储存或充放电时产生膨胀现象的可能性。 此外，可以提高充电/放电的循环寿命。

公开(公告)号：US08956769B2

公开(公告)日：2015-02-17

申请号：US13755468

申请日：2013-01-31

申请人： LG Chem, Ltd.

发明人： Byoung Bae Lee ,  Jae Seung Oh ,  Yeon Suk Hong ,  You Jin Shim ,  Min Ah Kim

IPC分类号： H01M6/16 ,  H01M10/0569 ,  H01M10/052 ,  H01M10/0567

CPC分类号： H01M10/0569 ,  H01M10/052 ,  H01M10/0567 ,  Y02E60/122

摘要： A non-aqueous electrolyte solution includes an electrolyte solution including an amide compound and a lithium salt, and a dinitrile compound substituted by a hetero atom at a main chain, and a lithium secondary battery includes the non-aqueous electrolyte solution. By using the non-aqueous electrolyte solution, a lithium secondary battery having an improved swelling phenomenon and an increased charging/discharging performance may be provided.

摘要翻译： 非水电解质溶液包括含有酰胺化合物和锂盐的电解质溶液和被主链上的杂原子取代的二腈化合物，锂二次电池包括非水电解质溶液。 通过使用非水电解液，可以提供具有改善的膨胀现象和增加的充放电性能的锂二次电池。

公开(公告)号：US20140030588A1

公开(公告)日：2014-01-30

申请号：US14026020

申请日：2013-09-13

申请人： LG Chem, Ltd.

发明人： Yeon Suk Hong ,  Jae Seung Oh ,  Hyo Jin Lee ,  Byoung Bae Lee ,  You Jin Shim

IPC分类号： H01M4/36 ,  H01M10/42

CPC分类号： H01M4/366 ,  H01M4/131 ,  H01M4/485 ,  H01M4/505 ,  H01M4/525 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/4235 ,  H01M2004/021 ,  H01M2004/028 ,  Y02E60/122

摘要： A lithium secondary battery comprising a positive electrode, a negative electrode, a separator inserted between the positive electrode and the negative electrode and a non-aqueous electrolyte is provided. The positive electrode comprises a first positive electrode active material represented by following Chemical Formula 1. And the non-aqueous electrolyte comprises a first lithium salt, a second lithium salt represented by following Chemical Formula 2 and a non-aqueous organic solvent. LixMyOz  [Chemical Formula 1] Li+RCOO−  [Chemical Formula 2] (In Chemical Formulae 1 and 2, M=NiaMnbCoc, in which 0

摘要翻译： 提供一种锂二次电池，其包括正极，负极，插入在正极和负极之间的隔板和非水电解质。 该正电极包括由以下化学式1表示的第一正极活性物质。非水电解质包含第一锂盐，由以下化学式2表示的第二锂盐和非水有机溶剂。 LixMyOz [化学式1] Li + RCOO- [化学式2]（在化学式1和2中，M = NiaMnbCoc，其中0

公开(公告)号：US20130316252A1

公开(公告)日：2013-11-28

申请号：US13938694

申请日：2013-07-10

申请人： LG CHEM, LTD.

发明人： Byoung Bae Lee ,  Jae Seung Oh ,  Yeon Suk Hong ,  Min Ah Kim

IPC分类号： H01M10/056

CPC分类号： H01M10/056 ,  H01M10/052 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2300/0025

摘要： A method of preparing a tricyanoalkoxy alkane compound is disclosed. The tricyanoalkoxy alkane compound is prepared by reacting an alcohol compound including at least three hydroxyl groups and a nitrile compound in the presence of a potassium alkoxide catalyst. A non-aqueous electrolyte solution comprising the tricyanoalkoxy alkane compound and a lithium secondary battery also are disclosed. The swelling of the battery may be prevented.

摘要翻译： 公开了一种制备三氰基烷氧基烷烃化合物的方法。 三烷氧基烷烃化合物通过在醇盐催化剂存在下使包含至少三个羟基的醇化合物和腈化合物反应来制备。 还公开了包含三氰基烷氧基烷烃化合物和锂二次电池的非水电解质溶液。 可以防止电池膨胀。