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21.发明授权Negative active material for a rechargeable lithium battery, a method of preparing the same, and a rechargeable lithium battery comprising the same 有权用于可再充电锂电池的负极活性材料，其制备方法以及包含该锂电池的可再充电锂电池公开(公告)号：US08394532B2
公开(公告)日：2013-03-12
申请号：US11604099
申请日：2006-11-22
Applicant: Yong-Mook Kang , Nam-Soon Choi , Sung-Soo Kim
Inventor： Yong-Mook Kang , Nam-Soon Choi , Sung-Soo Kim
CPC classification number: H01M4/133 , H01M4/134 , H01M4/139 , H01M4/1393 , H01M4/1395 , H01M10/0525 , H01M2004/021 , H01M2004/027
Abstract: Negative active materials for rechargeable lithium batteries, methods of manufacturing the negative active materials, and rechargeable lithium batteries including the negative active materials are provided. One negative active material includes an active metal core and a crack inhibiting layer formed on the core. The crack inhibiting layer includes a carbon-based material.
Abstract translation: 提供了用于可再充电锂电池的负极活性材料，制造负极活性材料的方法，以及包括负极活性材料的可再充电锂电池。 一种负极活性材料包括形成在芯上的活性金属芯和裂纹抑制层。 裂纹抑制层包括碳基材料。
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22.发明授权Negative active material for a rechargeable lithium battery, a method of preparing the same, and a rechargeable lithium battery including the same 失效用于可再充电锂电池的负极活性材料，其制备方法以及包含该锂电池的可再充电锂电池公开(公告)号：US08394531B2
公开(公告)日：2013-03-12
申请号：US11592630
申请日：2006-11-02
Applicant: Yong-Mook Kang , Joon-Sup Kim , Sang-Min Lee , Sung-Soo Kim
Inventor： Yong-Mook Kang , Joon-Sup Kim , Sang-Min Lee , Sung-Soo Kim
IPC: H01M4/13 , H01M4/1395
CPC classification number: H01M10/058 , H01M4/134 , H01M4/139 , H01M4/1395 , H01M4/366 , H01M4/505 , H01M4/525 , H01M10/0569 , H01M2004/021 , H01M2004/027
Abstract: A negative active material for a lithium rechargeable battery is provided. The negative active material includes an active metal core and a crack inhibiting layer disposed on a surface of the active metal core. The crack inhibiting layer includes a metal oxide.
Abstract translation: 提供了一种用于锂可再充电电池的负极活性材料。 负极活性材料包括活性金属芯和设置在活性金属芯的表面上的裂纹抑制层。 裂纹抑制层包括金属氧化物。
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23.发明申请ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY COMPRISING SAME 有权可充电锂电池的活性材料和包含其的可充电锂电池公开(公告)号：US20120094180A1
公开(公告)日：2012-04-19
申请号：US13328910
申请日：2011-12-16
Applicant: Kyou-Yoon Sheem , Sung-Soo Kim , Joon-Sup Kim , Yong-Mook Kang , Min-Seok Sung , Young-Hee Lee
Inventor： Kyou-Yoon Sheem , Sung-Soo Kim , Joon-Sup Kim , Yong-Mook Kang , Min-Seok Sung , Young-Hee Lee
CPC classification number: H01M4/04 , H01M4/13 , H01M4/131 , H01M4/1315 , H01M4/133 , H01M4/134 , H01M4/139 , H01M4/1391 , H01M4/13915 , H01M4/1393 , H01M4/1395 , H01M4/505 , H01M4/525 , H01M4/583 , H01M4/587 , H01M10/052 , H01M10/0525
Abstract: The present invention relates to an active material for a rechargeable lithium battery and a rechargeable lithium battery including the same. The active material includes an active material and a fiber-shaped or tube-shaped carbon conductive material attached to the surface of the active material. The active material includes a conductive shell including a fiber-shaped or tube-shaped carbon conductive material and increases discharge capacity due to improved conductivity and improves cycle-life efficiency by maintaining paths between active material particles during charge and discharge cycles.
Abstract translation: 本发明涉及一种用于可再充电锂电池的活性材料和包括其的可再充电锂电池。 活性材料包括活性材料和连接到活性材料表面的纤维状或管状碳导电材料。 活性材料包括导电壳，其包括纤维状或管状碳导电材料，并且由于改善的导电性而增加了放电容量，并且通过在充电和放电循环期间维持活性材料颗粒之间的路径来改善循环寿命效率。
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24.发明申请NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME 有权用于可充电锂电池的负极和包括其的可充电锂电池公开(公告)号：US20090136846A1
公开(公告)日：2009-05-28
申请号：US12324952
申请日：2008-11-28
Applicant: Sang-Min Lee , Nam-Soon Choi , Goo-Jin Jeong , Yong-Mook Kang , Min-Seok Sung , Wan-Uk Choi , Sung-Soo Kim
Inventor： Sang-Min Lee , Nam-Soon Choi , Goo-Jin Jeong , Yong-Mook Kang , Min-Seok Sung , Wan-Uk Choi , Sung-Soo Kim
CPC classification number: H01M2/1653 , H01M2/166 , H01M2/1673 , H01M4/0404 , H01M4/0409 , H01M4/1395 , H01M4/38 , H01M4/386 , H01M4/387 , H01M10/0525
Abstract: A negative electrode for rechargeable lithium batteries includes a current collector, a porous active material layer having a metal-based active material disposed on the current collector, and a high-strength binder layer on the porous active material layer. The high-strength binder layer has a strength ranging from 5 to 70 MPa. The negative active material for a rechargeable lithium battery according to the present invention can improve cycle-life characteristics by suppressing volume expansion and reactions of an electrolyte at the electrode surface.
Abstract translation: 用于可再充电锂电池的负极包括集电器，具有设置在集电器上的金属基活性材料的多孔活性材料层和多孔活性材料层上的高强度粘合剂层。 高强度粘合剂层的强度为5〜70MPa。 根据本发明的用于可再充电锂电池的负极活性材料可以通过抑制体积膨胀和电极表面处的电解质的反应来改善循环寿命特性。
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25.发明申请NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME 有权用于可充电锂电池的负极，以及包括其的可充电锂电池公开(公告)号：US20080268338A1
公开(公告)日：2008-10-30
申请号：US12017451
申请日：2008-01-22
Applicant: SANG-MIN LEE , Goo-Jin Jeong , Min-Seok Sung , Yong-Mook Kang , Wan-Uk Choi , Sung-Soo Kim
Inventor： SANG-MIN LEE , Goo-Jin Jeong , Min-Seok Sung , Yong-Mook Kang , Wan-Uk Choi , Sung-Soo Kim
Abstract: The negative electrode for a rechargeable lithium battery includes a current collector and a negative active material layer disposed on the current collector. The negative active material layer includes a metal-based negative active material and sheet-shaped graphite and has porosity of 20 to 80 volume %. The negative electrode for a rechargeable lithium battery can improve cell characteristics by inhibiting volume change and stress due to active material particle bombardment during charge and discharge, and by decreasing electrode resistance.
Abstract translation: 用于可再充电锂电池的负极包括设置在集电器上的集电器和负极活性物质层。 负极活性物质层包括金属基负极活性物质和片状石墨，其孔隙率为20〜80体积％。 用于可再充电锂电池的负极可以通过抑制由于充放电期间的活性材料颗粒轰击引起的体积变化和应力以及通过降低电极电阻来改善电池特性。
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Patent Agency Ranking
26.发明申请NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD FOR PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME 有权用于可充电锂电池的负极活性材料，其制备方法和包括其的可充电锂电池公开(公告)号：US20080248389A1
公开(公告)日：2008-10-09
申请号：US12053417
申请日：2008-03-21
Applicant: Goo-Jin Jeong , Min-Sook Sung , Sang-Min Lee , Yong-Mook Kang , Wan-Uk Choi , Sung-Soo Kim
Inventor： Goo-Jin Jeong , Min-Sook Sung , Sang-Min Lee , Yong-Mook Kang , Wan-Uk Choi , Sung-Soo Kim
CPC classification number: H01M4/134 , H01M4/02 , H01M4/364 , H01M4/38 , H01M4/386 , H01M4/40 , H01M4/46 , H01M4/463 , H01M4/466 , H01M10/0525 , H01M2004/021 , H01M2004/027
Abstract: Negative active materials for rechargeable lithium batteries are provided. One negative active material includes a metal matrix, and an intermetallic compound including a Si active metal and an additive metal dispersed in the metal matrix. The intermetallic compound does not react with the metal matrix.
Abstract translation: 提供了可充电锂电池的负极活性材料。 一种负极活性材料包括金属基体和分散在金属基质中的包含Si活性金属和添加金属的金属间化合物。 金属间化合物不与金属基体反应。
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27.发明申请Active material for rechargeable lithium battery and rechargeable lithium battery including same 有权可充电锂电池和可充电锂电池的活性材料包括相同的公开(公告)号：US20080038635A1
公开(公告)日：2008-02-14
申请号：US11607817
申请日：2006-11-30
Applicant: Kyou-Yoon Sheem , Sung-Soo Kim , Joon-Sup Kim , Yong-Mook Kang , Min-Seok Sung , Young-Hee Lee
Inventor： Kyou-Yoon Sheem , Sung-Soo Kim , Joon-Sup Kim , Yong-Mook Kang , Min-Seok Sung , Young-Hee Lee
CPC classification number: H01M4/04 , H01M4/13 , H01M4/131 , H01M4/1315 , H01M4/133 , H01M4/134 , H01M4/139 , H01M4/1391 , H01M4/13915 , H01M4/1393 , H01M4/1395 , H01M4/505 , H01M4/525 , H01M4/583 , H01M4/587 , H01M10/052 , H01M10/0525
Abstract: The present invention relates to an active material for a rechargeable lithium battery and a rechargeable lithium battery including the same. The active material includes an active material and a fiber-shaped or tube-shaped carbon conductive material attached to the surface of the active material. The active material includes a conductive shell including a fiber-shaped or tube-shaped carbon conductive material and increases discharge capacity due to improved conductivity and improves cycle-life efficiency by maintaining paths between active material particles during charge and discharge cycles.
Abstract translation: 本发明涉及一种用于可再充电锂电池的活性材料和包括其的可再充电锂电池。 活性材料包括活性材料和连接到活性材料表面的纤维状或管状碳导电材料。 活性材料包括导电壳，其包括纤维状或管状碳导电材料，并且由于改善的导电性而增加了放电容量，并且通过在充电和放电循环期间维持活性材料颗粒之间的路径来改善循环寿命效率。
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28.发明授权公开(公告)号：US08986577B2
公开(公告)日：2015-03-24
申请号：US13591739
申请日：2012-08-22
Applicant: Yong-Mook Kang , Young-Min Lee , Kyeong-Se Song
Inventor： Yong-Mook Kang , Young-Min Lee , Kyeong-Se Song
IPC: H01B1/04 , H01M4/04 , H01M4/133 , H01M4/134 , H01M4/1393 , H01M4/1395 , H01M4/36 , H01M4/38 , H01M4/587
CPC classification number: H01M4/0438 , H01M4/0471 , H01M4/133 , H01M4/134 , H01M4/1393 , H01M4/1395 , H01M4/362 , H01M4/366 , H01M4/386 , H01M4/587 , Y02E60/122 , Y10S977/734 , Y10T428/2993
Abstract: Disclosed is a silicon-carbon composite for a negative active material of a lithium secondary battery, including carbon nanofibers and silicon particles, wherein the silicon particles are coated with amorphous silica. In the silicon-carbon composite of the invention, silicon is provided in the form of a composite with carbon fibers and the surface of silicon particles is coated with amorphous silica, thereby reducing volume expansion upon lithium ion insertion and exhibiting superior ionic conductivity and electrical conductivity to thus maintain high capacity, and also, amorphous silica-coated silicon is positioned inside the carbon fibers having a one-dimensional structure, thus ensuring a large specific surface area and a stable composite structure.
Abstract translation: 公开了一种用于包括碳纳米纤维和硅颗粒的锂二次电池的负极活性物质的硅碳复合物，其中硅颗粒涂覆有无定形二氧化硅。 在本发明的硅 - 碳复合材料中，以碳纤维形式的复合材料提供硅，硅表面涂覆有无定形二氧化硅，从而减少锂离子插入时的体积膨胀，并显示出优异的离子导电性和导电性 从而保持高容量，并且将无定形二氧化硅涂覆的硅定位在具有一维结构的碳纤维内部，从而确保大的比表面积和稳定的复合结构。
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29.发明授权Electrode for a rechargeable lithium battery, and a rechargeable lithium battery fabricated therefrom 有权用于可充电锂电池的电极和由其制造的可再充电锂电池公开(公告)号：US08877373B2
公开(公告)日：2014-11-04
申请号：US11939504
申请日：2007-11-13
Applicant: Sang-Min Lee , Goo-Jin Jeong , Nam-Soon Choi , Min-Seok Sung , Yong-Mook Kang , Sung-Soo Kim , Leif Christensen
Inventor： Sang-Min Lee , Goo-Jin Jeong , Nam-Soon Choi , Min-Seok Sung , Yong-Mook Kang , Sung-Soo Kim , Leif Christensen
IPC: H01M6/14 , H01M4/62 , H01M6/00 , H01M4/24 , H01M10/0525 , H01M10/0568 , H01M4/04 , H01M4/13 , H01M4/02
CPC classification number: H01M4/62 , H01M4/0404 , H01M4/049 , H01M4/13 , H01M4/621 , H01M10/0525 , H01M10/0568 , H01M2004/021 , H01M2300/0025 , Y02E60/122 , Y10T29/49115
Abstract: An embodiment of the present invention provides an electrode for a rechargeable lithium battery, including: a current collector; and an active material layer on the current collector, wherein the active material layer includes an active material adapted to reversibly intercalate and deintercalate lithium ions, a binder, and a pore-forming polymer.
Abstract translation: 本发明的实施例提供一种用于可再充电锂电池的电极，包括：集电器; 和活性物质层，其中活性物质层包括适于可逆地插入和脱嵌锂离子的活性物质，粘合剂和成孔聚合物。
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30.发明授权公开(公告)号：US08734989B2
公开(公告)日：2014-05-27
申请号：US12324952
申请日：2008-11-28
Applicant: Sang-Min Lee , Nam-Soon Choi , Goo-Jin Jeong , Yong-Mook Kang , Min-Seok Sung , Wan-Uk Choi , Sung-Soo Kim
Inventor： Sang-Min Lee , Nam-Soon Choi , Goo-Jin Jeong , Yong-Mook Kang , Min-Seok Sung , Wan-Uk Choi , Sung-Soo Kim
IPC: H01M4/62
CPC classification number: H01M2/1653 , H01M2/166 , H01M2/1673 , H01M4/0404 , H01M4/0409 , H01M4/1395 , H01M4/38 , H01M4/386 , H01M4/387 , H01M10/0525
Abstract: A negative electrode for rechargeable lithium batteries includes a current collector, a porous active material layer having a metal-based active material disposed on the current collector, and a high-strength binder layer on the porous active material layer. The high-strength binder layer has a strength ranging from 5 to 70 MPa. The negative active material for a rechargeable lithium battery according to the present invention can improve cycle-life characteristics by suppressing volume expansion and reactions of an electrolyte at the electrode surface.
Abstract translation: 用于可再充电锂电池的负极包括集电器，具有设置在集电器上的金属基活性材料的多孔活性材料层和多孔活性材料层上的高强度粘合剂层。 高强度粘合剂层的强度为5〜70MPa。 根据本发明的用于可再充电锂电池的负极活性材料可以通过抑制体积膨胀和电极表面处的电解质的反应来改善循环寿命特性。
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