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公开(公告)号：US11114656B2
公开(公告)日：2021-09-07
申请号：US16145925
申请日：2018-09-28
Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
Inventor： Youngeal Kim , Ryounghee Kim , Seokgwang Doo , Satoshi Maruyama , Toshinori Sugimoto , Dongmin Im
IPC: H01M4/36 , H01M4/485 , H01M10/0525 , H01M4/62 , H01M10/052 , H01M4/02
Abstract: An anode, a lithium battery including the anode, and a method of preparing the anode. The anode includes a current collector; a first anode layer disposed on the current collector; a second anode layer disposed on the first anode layer; and an inorganic protection layer disposed on the second anode layer, wherein an oxidation/reduction potential of the first anode layer and an oxidation/reduction potential of the second anode layer are different from each other.
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公开(公告)号：US10862106B2
公开(公告)日：2020-12-08
申请号：US15335781
申请日：2016-10-27
Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
Inventor： Donghan Kim , Ryounghee Kim , Jinhwan Park , Jayhyok Song , Byongyong Yu , Byungjin Choi
Abstract: A composite positive electrode active material includes: a first metal oxide that has a layered structure and is represented by Formula 1; and a second metal oxide that has a spinel structure and is represented by Formula 2, wherein the composite positive electrode active material includes a composite of the first metal oxide and the second metal oxide: LiMO2 Formula 1 LiMe2O4 Formula 2 wherein, in Formulas 1 and 2, M and Me are each independently at least one element selected from Groups 2 to 14 of the periodic table, and a molar ratio of Li/(M+Me) in the composite is less than 1.
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3.发明申请COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY CONTAINING THE COMPOSITE CATHODE ACTIVE MATERIAL 有权复合阴极活性材料，阴极和锂电池，包含复合阴极活性材料公开(公告)号：US20160190550A1
公开(公告)日：2016-06-30
申请号：US14806903
申请日：2015-07-23
Inventor： Byungjin Choi , Donghan Kim , Ryounghee Kim , Jinhwan Park
CPC classification number: H01M4/364 , C01G45/1228 , C01G45/125 , C01G45/1264 , C01G53/50 , C01P2002/34 , C01P2002/72 , C01P2004/82 , C01P2006/40 , H01M4/485 , H01M4/505 , H01M4/525 , H01M10/052 , H01M2004/028
Abstract: A composite cathode active material including: a first metal oxide having a layered crystal structure; and a second metal oxide having a perovskite crystal structure, wherein the second metal oxide includes a first metal and a second metal that are each 12-fold cubooctahedrally coordinated to oxygen. Also a cathode including the composite cathode material and a lithium battery containing the cathode.
Abstract translation: 一种复合阴极活性材料，包括：具有层状晶体结构的第一金属氧化物; 和具有钙钛矿晶体结构的第二金属氧化物，其中所述第二金属氧化物包括第一金属和第二金属，所述第一金属和第二金属各自与氧一起形成12倍立方体配位。 还有一种包括复合阴极材料的阴极和含有阴极的锂电池。
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公开(公告)号：US20170125801A1
公开(公告)日：2017-05-04
申请号：US15335781
申请日：2016-10-27
Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
Inventor： Donghan Kim , Ryounghee Kim , Jinhwan Park , Jayhyok Song , Byongyong Yu , Byungjin Choi
CPC classification number: H01M4/364 , H01M4/131 , H01M4/366 , H01M4/485 , H01M4/505 , H01M4/525 , H01M4/625 , H01M10/0525
Abstract: A composite positive electrode active material includes: a first metal oxide that has a layered structure and is represented by Formula 1; and a second metal oxide that has a spinel structure and is represented by Formula 2, wherein the composite positive electrode active material includes a composite of the first metal oxide and the second metal oxide: LiMO2 Formula 1 LiMe2O4 Formula 2 wherein, in Formulas 1 and 2, M and Me are each independently at least one element selected from Groups 2 to 14 of the periodic table, and a molar ratio of Li/(M+Me) in the composite is less than 1.
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公开(公告)号：US11764352B2
公开(公告)日：2023-09-19
申请号：US17078269
申请日：2020-10-23
Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
Inventor： Donghan Kim , Ryounghee Kim , Jinhwan Park , Jayhyok Song , Byongyong Yu , Byungjin Choi
IPC: H01M4/36 , H01M10/0525 , H01M4/131 , H01M4/525 , H01M4/485 , H01M4/505 , H01M4/62 , H01M10/052
CPC classification number: H01M4/364 , H01M4/131 , H01M4/366 , H01M4/485 , H01M4/505 , H01M4/525 , H01M4/625 , H01M10/052 , H01M10/0525
Abstract: A composite positive electrode active material includes: a first metal oxide that has a layered structure and is represented by Formula 1; and a second metal oxide that has a spinel structure and is represented by Formula 2, wherein the composite positive electrode active material includes a composite of the first metal oxide and the second metal oxide:
LiMO2 Formula 1
LiMe2O4 Formula 2
wherein, in Formulas 1 and 2, M and Me are each independently at least one element selected from Groups 2 to 14 of the periodic table, and a molar ratio of Li/(M+Me) in the composite is less than 1.-
Patent Agency Ranking
公开(公告)号：US09923198B2
公开(公告)日：2018-03-20
申请号：US14816146
申请日：2015-08-03
Inventor： Ryounghee Kim , Byungjin Choi , Donghan Kim , Jinhwan Park
IPC: H01M4/36 , H01M4/525 , H01M10/052 , H01M4/505 , H01M4/485 , H01M4/02 , H01M10/0525
CPC classification number: H01M4/366 , H01M4/485 , H01M4/505 , H01M4/525 , H01M10/052 , H01M10/0525 , H01M2004/021 , H01M2004/028
Abstract: A cathode active material including a layered lithium metal composite oxide including a first lithium metal oxide and a second lithium metal oxide having different crystal structures, and a third lithium metal oxide which is incapable of intercalating and deintercalating lithium in a charge and discharge voltage range of about 2.0 volts to about 4.7 volts versus lithium Li/Li+. Also, a cathode and a lithium battery including the cathode active material, and a method of preparing the cathode active material.
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公开(公告)号：US11996552B2
公开(公告)日：2024-05-28
申请号：US17391400
申请日：2021-08-02
Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
Inventor： Youngeal Kim , Ryounghee Kim , Seokgwang Doo , Satoshi Maruyama , Toshinori Sugimoto , Dongmin Im
IPC: H01M4/36 , H01M4/485 , H01M4/62 , H01M10/052 , H01M10/0525 , H01M4/02
CPC classification number: H01M4/366 , H01M4/485 , H01M4/628 , H01M10/052 , H01M10/0525 , H01M2004/021 , H01M2004/027
Abstract: An anode, a lithium battery including the anode, and a method of preparing the anode. The anode includes a current collector; a first anode layer disposed on the current collector; a second anode layer disposed on the first anode layer; and an inorganic protection layer disposed on the second anode layer, wherein an oxidation/reduction potential of the first anode layer and an oxidation/reduction potential of the second anode layer are different from each other.
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公开(公告)号：US20210043925A1
公开(公告)日：2021-02-11
申请号：US17078269
申请日：2020-10-23
Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
Inventor： Donghan Kim , Ryounghee Kim , Jinhwan Park , Jayhyok Song , Byongyong Yu , Byungjin Choi
Abstract: A composite positive electrode active material includes: a first metal oxide that has a layered structure and is represented by Formula 1; and a second metal oxide that has a spinel structure and is represented by Formula 2, wherein the composite positive electrode active material includes a composite of the first metal oxide and the second metal oxide: LiMO2 Formula 1 LiMe2O4 Formula 2 wherein, in Formulas 1 and 2, M and Me are each independently at least one element selected from Groups 2 to 14 of the periodic table, and a molar ratio of Li/(M+Me) in the composite is less than 1.
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公开(公告)号：US09742005B2
公开(公告)日：2017-08-22
申请号：US14806903
申请日：2015-07-23
Inventor： Byungjin Choi , Donghan Kim , Ryounghee Kim , Jinhwan Park
CPC classification number: H01M4/364 , C01G45/1228 , C01G45/125 , C01G45/1264 , C01G53/50 , C01P2002/34 , C01P2002/72 , C01P2004/82 , C01P2006/40 , H01M4/485 , H01M4/505 , H01M4/525 , H01M10/052 , H01M2004/028
Abstract: A composite cathode active material including: a first metal oxide having a layered crystal structure; and a second metal oxide having a perovskite crystal structure, wherein the second metal oxide includes a first metal and a second metal that are each 12-fold cubooctahedrally coordinated to oxygen. Also a cathode including the composite cathode material and a lithium battery containing the cathode.
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10.发明申请CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY INCLUDING THE SAME, AND METHOD OF PREPARING THE CATHODE ACTIVE MATERIAL 有权阴极活性材料，阴极和锂电池，包括它们，以及制备阴极活性材料的方法公开(公告)号：US20160190557A1
公开(公告)日：2016-06-30
申请号：US14816146
申请日：2015-08-03
Inventor： Ryounghee Kim , Byungjin Choi , Donghan Kim , Jinhwan Park
CPC classification number: H01M4/366 , H01M4/485 , H01M4/505 , H01M4/525 , H01M10/052 , H01M10/0525 , H01M2004/021 , H01M2004/028
Abstract: A cathode active material including a layered lithium metal composite oxide including a first lithium metal oxide and a second lithium metal oxide having different crystal structures, and a third lithium metal oxide which is incapable of intercalating and deintercalating lithium in a charge and discharge voltage range of about 2.0 volts to about 4.7 volts versus lithium Li/Li+. Also, a cathode and a lithium battery including the cathode active material, and a method of preparing the cathode active material.
Abstract translation: 包括具有不同结晶结构的第一锂金属氧化物和第二锂金属氧化物的层状锂金属复合氧化物的正极活性物质和不能在充放电电压范围内插入和脱嵌锂的第三锂金属氧化物 对于Li / Li +相对于约2.0伏至约4.7伏。 另外，包括正极活性物质的阴极和锂电池，以及制备正极活性物质的方法。
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