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公开(公告)号：US20200161699A1
公开(公告)日：2020-05-21
申请号：US16683457
申请日：2019-11-14
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seitaro ITO , Tomoyuki TSUJIMURA , Yuichi AIHARA
IPC: H01M10/0562 , H01M10/0585 , H01M4/38 , H01M4/525 , H01M4/505 , C01G53/00
Abstract: An all-solid secondary battery includes: a cathode layer including a cathode active material; an anode layer; and a solid electrolyte layer disposed between the cathode layer and the anode layer, wherein at least one of the cathode layer, the anode layer, or the solid electrolyte layer includes a phase-transition solid electrolyte material, wherein upon heating, the phase-transition solid electrolyte material undergoes a phase transition from a first phase to a second phase, and the second phase has an ionic conductivity less than the ionic conductivity of the first phase.
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公开(公告)号：US20180212233A1
公开(公告)日：2018-07-26
申请号：US15871245
申请日：2018-01-15
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seitaro ITO , Tomoyuki SHIRATSUCHI , Yuichi AIHARA , Tomoyuki TSUJIMURA
IPC: H01M4/36 , H01M10/0562 , H01M4/131 , H01M10/0525 , H01M4/02
CPC classification number: H01M4/362 , H01M4/131 , H01M4/366 , H01M4/485 , H01M4/525 , H01M10/0525 , H01M10/0562 , H01M2004/028 , H01M2300/0068
Abstract: A composite cathode active material including: a core particle; a first coating layer; and a second coating layer; wherein the core particle includes a cathode active material, the first and second coating layers cover a surface of the core particle, the first coating layer includes a first lithium-containing compound, wherein the first lithium-containing compound includes zirconium, niobium, titanium, aluminum, or a combination thereof, the second coating layer includes a second lithium-containing compound, wherein the second lithium-containing compound includes germanium, niobium, gallium, or a combination thereof, and the first lithium-containing compound is different from the second lithium-containing compound.
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3.发明申请LITHIUM BATTERY AND METHOD OF PREPARING CATHODE ACTIVE MATERIAL FOR THE LITHIUM BATTERY 有权锂电池及制备锂电池阴极活性材料的方法公开(公告)号：US20150093651A1
公开(公告)日：2015-04-02
申请号：US14503649
申请日：2014-10-01
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Yuich AIHARA , Nobuya MACHIDA , Seitaro ITO
IPC: H01M4/62 , H01M10/052 , H01M4/131 , H01M10/0562
CPC classification number: H01M4/131 , H01M4/366 , H01M4/624 , H01M10/052 , H01M10/0562 , H01M2300/0068 , Y02T10/7011
Abstract: A lithium battery and a method of preparing the lithium battery, wherein the lithium battery includes: a cathode layer including a cathode active material including a core, and an ion conductive phosphate coating layer on a surface of the core; an anode layer; and a solid electrolyte layer that is disposed between the cathode layer and the anode layer, wherein the solid electrolyte layer includes a sulfide solid electrolyte.
Abstract translation: 一种锂电池及锂电池的制备方法，其中锂电池包括：包含芯的正极活性物质的阴极层和芯的表面上的离子导电磷酸盐被覆层; 阳极层; 以及设置在所述阴极层和所述阳极层之间的固体电解质层，其中所述固体电解质层包含硫化物固体电解质。
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公开(公告)号：US20140093786A1
公开(公告)日：2014-04-03
申请号：US14098622
申请日：2013-12-06
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seitaro ITO , Satoshi FUJIKI , Takanobu YAMADA , Yuichi AIHARA
IPC: H01M4/62 , H01M10/052 , H01M4/131 , H01M4/36 , H01M10/0562
CPC classification number: H01M4/62 , H01M4/131 , H01M4/1391 , H01M4/366 , H01M10/052 , H01M10/0562
Abstract: A lithium secondary battery including: a positive electrode, a negative electrode, and a sulfide solid electrolyte disposed between the positive electrode and the negative electrode, wherein the positive electrode includes a positive active material particle and a coating film including an oxide including lithium (Li) and zirconium (Zr) on a surface of the positive active material particle.
Abstract translation: 1.一种锂二次电池，其特征在于，具备：正极，负极和设置在所述正极和负极之间的硫化物固体电解质的锂二次电池，其中所述正极包括正极活性物质粒子和包含锂的氧化物的涂膜（Li ）和锆（Zr）在正极活性物质颗粒的表面上。
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5.发明公开公开(公告)号：US20240291029A1
公开(公告)日：2024-08-29
申请号：US18647292
申请日：2024-04-26
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seitaro ITO , Tomoyuki TSUJIMURA , Yuichi AIHARA
IPC: H01M10/0562 , C01G53/00 , H01M4/38 , H01M4/505 , H01M4/525 , H01M10/0585
CPC classification number: H01M10/0562 , C01G53/42 , C01G53/50 , H01M4/382 , H01M4/505 , H01M4/525 , H01M10/0585 , C01P2002/72 , C01P2006/40 , H01M2300/0068
Abstract: An all-solid secondary battery includes: a cathode layer including a cathode active material; an anode layer; and a solid electrolyte layer disposed between the cathode layer and the anode layer, wherein at least one of the cathode layer, the anode layer, or the solid electrolyte layer includes a phase-transition solid electrolyte material, wherein upon heating, the phase-transition solid electrolyte material undergoes a phase transition from a first phase to a second phase, and the second phase has an ionic conductivity less than the ionic conductivity of the first phase.
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Patent Agency Ranking
公开(公告)号：US20190044146A1
公开(公告)日：2019-02-07
申请号：US16154198
申请日：2018-10-08
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seitaro ITO , Satoshi FUJIKI , Takanobu YAMADA , Yuichi AIHARA
IPC: H01M4/62 , H01M10/0562 , H01M10/052 , H01M4/131 , H01M4/36 , H01M4/1391
Abstract: A lithium secondary battery including: a positive electrode, a negative electrode, and a sulfide solid electrolyte disposed between the positive electrode and the negative electrode, wherein the positive electrode includes a positive active material particle and a coating film including an oxide including lithium (Li) and zirconium (Zr) on a surface of the positive active material particle.
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公开(公告)号：US20170256786A1
公开(公告)日：2017-09-07
申请号：US15447759
申请日：2017-03-02
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seitaro ITO , Yuichi AIHARA
CPC classification number: H01M4/136 , H01M4/364 , H01M4/38 , H01M4/5815 , H01M10/0525 , H01M10/0562
Abstract: A lithium ion secondary battery including: a cathode layer including at least a halogen-containing sulfide catholyte including a sulfide catholyte and a halide, and a conducting material; a solid electrolyte layer; and an anode layer, wherein the halogen-containing sulfide catholyte in the cathode layer can be reversibly oxidized and reduced.
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公开(公告)号：US20210408522A1
公开(公告)日：2021-12-30
申请号：US17471250
申请日：2021-09-10
Applicant: Samsung Electronics Co., Ltd.
Inventor： Satoshi FUJIKI , Seitaro ITO , Taku WATANABE , Yuichi AIHARA , Takanobu YAMADA
IPC: H01M4/134 , H01M4/1395 , H01M4/04 , H01M10/0525 , H01M10/44 , H01M4/38
Abstract: An anode for an all solid-state secondary battery, the anode including an anode collector, and coating lithium distribution layer disposed on the anode collector, wherein the lithium distribution layer includes a metal capable of forming an alloy with lithium.
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公开(公告)号：US20190067695A1
公开(公告)日：2019-02-28
申请号：US16113100
申请日：2018-08-27
Inventor： Seitaro ITO , Ulderico ULISSI , Yuichi AIHARA , Alberto VARZI , Stefano PASSERINI
IPC: H01M4/58 , H01M4/136 , H01M10/0525
Abstract: An all-solid-state secondary battery including: a positive electrode layer; a negative electrode layer; and a solid electrolyte layer between the positive electrode layer and the negative electrode layer, wherein the positive electrode layer includes a sulfur-containing positive electrode active material, a halogen-containing sulfide solid electrolyte, and a conductive carbon material, and wherein the sulfur-containing positive electrode active material includes elemental sulfur and a transition metal disulfide.
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公开(公告)号：US20180226633A1
公开(公告)日：2018-08-09
申请号：US15890472
申请日：2018-02-07
Applicant: Samsung Electronics Co., Ltd.
Inventor： Satoshi FUJIKI , Seitaro ITO , Taku WATANABE , Yuichi AIHARA , Takanobu YAMADA
IPC: H01M4/134 , H01M4/1395 , H01M4/04 , H01M4/38 , H01M4/42 , H01M4/66 , H01M10/0525 , H01M10/44
CPC classification number: H01M4/134 , H01M4/0404 , H01M4/1395 , H01M4/38 , H01M4/387 , H01M4/42 , H01M4/661 , H01M10/0525 , H01M10/44 , H01M2004/027 , H01M2300/0068
Abstract: An anode for an all solid-state secondary battery, the anode including an anode collector, and coating lithium distribution layer disposed on the anode collector, wherein the lithium distribution layer includes a metal capable of forming an alloy with lithium.
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