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1. 发明授权

US11605812B2 All-solid secondary battery and method of preparing the same 有权
公开(公告)号：US11605812B2
公开(公告)日：2023-03-14
申请号：US17093989
申请日：2020-11-10
申请人： Samsung Electronics Co., Ltd.
发明人： Sewon Kim , Sungkyun Jung , Naoki Suzuki , Satoshi Fujiki , Tomoyuki Tsujimura , Hyeokjo Gwon , Jusik Kim
IPC分类号： H01M4/00 , H01M4/36 , H01M10/052 , H01M4/40 , H01M4/38 , H01M4/04 , H01M4/133 , H01M4/134 , H01M4/1393 , H01M4/1395 , H01M4/587 , H01M4/02
摘要： An all-solid secondary battery, including: a cathode; an anode; and a solid electrolyte layer disposed between the cathode and the anode, wherein the anode comprises an anode current collector; a first anode active material layer in contact with the anode current collector and comprising a first metal; a second anode active material layer disposed between the first anode active material layer and the solid electrolyte layer and comprising a carbon-containing active material; and a contact layer between the second anode active material layer and the solid electrolyte layer, and disposed such that the contact layer prevents contact between the second anode active material layer and the solid electrolyte layer, wherein the contact layer comprises a second metal, and has a thickness less than a thickness of the first anode active material layer.

2. 发明授权

US11271243B2 All-solid secondary battery 有权
公开(公告)号：US11271243B2
公开(公告)日：2022-03-08
申请号：US16143620
申请日：2018-09-27
申请人： Samsung Electronics Co., Ltd.
发明人： Satoshi Fujiki , Takanobu Yamada , Taku Watanabe , Yuichi Aihara , Shiratsuchi Tomoyuki
IPC分类号： H01M4/38 , H01M4/40 , H01M4/62 , H01M4/66 , H01M10/04 , H01M4/02 , H01M10/0562 , H01M10/0525 , H01M4/134 , H01M4/131 , H01M4/52 , H01M10/052 , H01M10/42 , H01M4/525 , H01M10/48 , H01M4/505
摘要： An all-solid secondary battery, comprising: a cell comprising a positive electrode active material layer, a negative electrode active material comprising at least one of lithium metal and a lithium-containing alloy, and a solid electrolyte layer disposed between the positive electrode active material layer and the negative electrode active material layer, wherein a ratio of volume density to true density of the positive electrode active material layer is about 0.6 or greater, wherein a ratio of volume density to true density of the solid electrolyte layer is about 0.6 or greater, and wherein an average pressure applied to opposite sides of the solid electrolyte layer in a fully discharged state is greater than 0 megapascals and 7.5 megapascals or less.

3. 发明授权

US10741842B2 Solid-state battery 有权
公开(公告)号：US10741842B2
公开(公告)日：2020-08-11
申请号：US14098571
申请日：2013-12-06
申请人： Samsung Electronics Co., Ltd.
发明人： Koji Hoshiba , Satoshi Fujiki , Takanobu Yamada , Yuichi Aihara
IPC分类号： H01M4/62 , H01M10/0525 , H01M10/0562 , H01M4/133 , H01M4/134
摘要： A solid-state battery including a cathode, an anode, and a solid-state electrolyte layer including a solid-state electrolyte, wherein the solid-state electrolyte layer is disposed between the cathode and the anode, wherein the anode includes an anode active material, a first binder, and a second binder, the first binder is inactive to the solid-state electrolyte, the second binder has a tensile modulus greater than a tensile modulus of the first binder, and the second binder has a binding force which is greater than a binding force of the first binder.

4. 发明授权

US10141566B2 Lithium secondary battery including a coated cathode material and solid electrolyte, and method of preparing the same 有权
公开(公告)号：US10141566B2
公开(公告)日：2018-11-27
申请号：US14818736
申请日：2015-08-05
申请人： Samsung Electronics Co., Ltd.
发明人： Satoshi Fujiki , Yuichi Aihara
IPC分类号： H01M4/36 , H01M4/525 , H01M4/1391 , H01M10/0562 , H01M4/04 , H01M10/052 , H01M4/38 , H01M4/505 , H01M4/62
摘要： A lithium secondary battery wherein the cathode layer comprises a cathode active material particle having a coating layer that is on at least a portion of a surface of the cathode active material particle, and a solid electrolyte particle which is in contact with the coating layer, wherein an average particle diameter of the cathode active material secondary particle is in a range of about 3 micrometers to about 10 micrometers, wherein the coating layer is amorphous and contains at least one element selected from metal elements not including nickel, and semi-metal elements, and wherein a mole ratio of the at least one element of the coating layer and all of the metal elements, not including lithium, or semi-metal elements in the cathode active material particle is in a range of about 0.1 mole percent to about 10 mole percent.

5. 发明授权

US09819019B2 All solid secondary battery and method of preparing all solid secondary battery 有权
公开(公告)号：US09819019B2
公开(公告)日：2017-11-14
申请号：US14567389
申请日：2014-12-11
申请人： Samsung Electronics Co., Ltd.
发明人： Satoshi Fujiki , Heidy Visbal , Hajime Tsuchiya , Yuichi Aihara
IPC分类号： H01M4/525 , H01M10/0562 , H01M10/058 , H01M10/052 , H01M2/02 , H01M10/04
CPC分类号： H01M4/525 , H01M2/0285 , H01M2/0287 , H01M10/0404 , H01M10/052 , H01M10/0562 , H01M10/058 , H01M2300/0068 , Y10T29/49108
摘要： An all solid secondary battery including: an exterior body; a cathode including a cathode active material including a transition metal oxide, an anode; and a solid electrolyte layer disposed between the cathode and the anode, wherein the cathode, the anode, and the solid electrolyte layer are disposed in the exterior body, wherein the transition metal oxide is a lithium composite transition metal oxide that contains nickel and at least one metal element other than nickel that belongs to Group 2 to Group 13 of the periodic table, and wherein the total of partial pressures of carbon dioxide and oxygen in the exterior body is 200 pascals or less.

6. 发明授权

US09269958B2 Cathode and all-solid battery including the same 有权
标题翻译：阴极和全固态电池包括相同的
公开(公告)号：US09269958B2
公开(公告)日：2016-02-23
申请号：US14099202
申请日：2013-12-06
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Satoshi Fujiki , Hironari Takase
IPC分类号： H01M4/136 , H01M4/62 , H01M10/052 , H01M10/0562 , H01M4/131
CPC分类号： H01M4/628 , H01M4/131 , H01M10/052 , H01M10/0562 , Y02E60/122
摘要： A positive electrode for an all-solid battery including a positive active material; a conductive material; and a binder, wherein the positive electrode further includes a cyano compound represented by Formula 1: M[A(CN)x] Formula 1 wherein in Formula 1, A is at least one selected from boron, gallium, aluminum, fluorine, phosphorus, and carbon, M is at least one alkali metal, and x is an integer of 1 to 4.
摘要翻译：一种包括正极活性材料的全固态电池的正电极; 导电材料; 和粘合剂，其中所述正极还包括由式1表示的氰基化合物：M [A（CN）x]式1其中在式1中，A是选自硼，镓，铝，氟，磷中的至少一种，和碳，M是至少一种碱金属，x是1至4的整数。

7. 发明授权

US10886515B2 All-solid secondary battery and method of preparing the same 有权
公开(公告)号：US10886515B2
公开(公告)日：2021-01-05
申请号：US15990898
申请日：2018-05-29
申请人： Samsung Electronics Co., Ltd.
发明人： Satoshi Fujiki , Takanobu Yamada , Tomoyuki Shiratsuchi , Yuichi Aihara
IPC分类号： H01M2/16 , H01M4/133 , H01M10/052 , H01M10/0562 , H01M10/058 , H01M4/66 , H01M4/36 , H01M4/38 , H01M4/131 , H01M4/134 , H01M4/62 , H01M10/04 , H01M4/02 , H01M10/0585
摘要： An all-solid secondary battery including: a cathode including a cathode active material layer; an anode including an anode active material layer; and a solid electrolyte layer including a sulfide solid electrolyte between the cathode active material layer and the anode active material layer, wherein an arithmetic mean roughness (Ra) of an interface between the cathode active material layer and the solid electrolyte layer is about 1 micrometer or less, and a relative density of the solid electrolyte layer is about 80% or more.

8. 发明授权

US10168389B2 All-solid secondary battery, method of controlling all-solid secondary battery and method of evaluating all-solid secondary battery 有权
公开(公告)号：US10168389B2
公开(公告)日：2019-01-01
申请号：US14818626
申请日：2015-08-05
申请人： Samsung Electronics Co., Ltd.
发明人： Satoshi Fujiki , Takanobu Yamada , Yuichi Aihara , Naoki Suzuki
IPC分类号： H01M4/13 , G01R31/36 , H01M10/0525 , H01M4/62 , H01M10/0562 , H01M4/36 , H01M4/587 , H01M10/44 , H01M4/133 , H02J7/00
摘要： A lithium ion secondary battery including a cathode layer, an anode layer including an anode active material and a coating including a metal element, wherein the coating is disposed on the anode active material; and a solid electrolyte layer disposed between the cathode layer and the anode layer, wherein the coating has an electrochemical reaction potential with lithium that is greater than an electrochemical reaction potential of the anode active material with lithium.

9. 发明授权

US10128507B2 Lithium secondary battery 有权
公开(公告)号：US10128507B2
公开(公告)日：2018-11-13
申请号：US14098622
申请日：2013-12-06
申请人： Samsung Electronics Co., Ltd.
发明人： Seitaro Ito , Satoshi Fujiki , Takanobu Yamada , Yuichi Aihara
IPC分类号： H01M4/62 , H01M4/36 , H01M10/0562 , H01M4/131 , H01M10/052 , H01M4/1391
摘要： 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.

10. 发明授权

US09166253B2 Solid-state battery 有权
标题翻译：固态电池
公开(公告)号：US09166253B2
公开(公告)日：2015-10-20
申请号：US14096734
申请日：2013-12-04
申请人： Samsung Electronics Co., Ltd.
发明人： Satoshi Fujiki , Yuichi Aihara , Koji Hoshiba
IPC分类号： H01M10/0562 , H01M10/0525
CPC分类号： H01M10/0562 , H01M10/0525 , Y02E60/122
摘要： A solid-state battery including: a cathode, an anode, a solid-state electrolyte layer disposed between the cathode and the anode, wherein the solid-state electrolyte layer and at least the cathode of the cathode and the anode includes a sulfide solid-state electrolyte, the sulfide solid-state electrolyte includes an amorphous material and a crystalline material, a first proportion of the amorphous material in at least the cathode of the cathode and the anode is greater than a first proportion of the crystalline material in at least the cathode of the cathode and the anode, and a second proportion of the amorphous material in the solid-state electrolyte layer is less than a second proportion of the crystalline material in the solid-state electrolyte layer.
摘要翻译：一种固态电池，包括：阴极，阳极，设置在所述阴极和所述阳极之间的固态电解质层，其中所述固体电解质层和所述阴极和所述阳极的至少阴极包括硫化物固体电解质层，所述硫化物固态电解质包括无定形材料和结晶材料，所述非晶材料的至少在所述阴极和所述阳极的至少阴极中的第一比例大于所述结晶材料的至少第一比例阴极和阳极的阴极以及固体电解质层中的第二比例的非晶材料小于固体电解质层中的结晶材料的第二比例。

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