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公开(公告)号：US11133532B2
公开(公告)日：2021-09-28
申请号：US16230878
申请日：2018-12-21
发明人： Wonseok Chang , Hyorang Kang , Toshinori Sugimoto
IPC分类号： H01M10/0585 , H01M10/052 , H01M10/0565 , H01M10/0566 , H01M4/38 , H01M10/0569 , H01M10/0562 , H01M4/134 , H01M10/0525 , H01M10/0568 , H01M4/40 , H01M50/411 , H01M50/449
摘要： A membrane-electrode assembly for a lithium battery includes: a cathode including a cathode current collector and a composite cathode active material layer on the cathode current collector, wherein the composite cathode active material layer includes a cathode active material and a first electrolyte including a high concentration lithium salt and a first ionic liquid; an electrolyte reservoir layer on a surface of the cathode, wherein the electrolyte reservoir layer includes a second electrolyte including a polymer and a second ionic liquid; and a solid electrolyte on a surface of the electrolyte reservoir layer.
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2.发明授权公开(公告)号：US10361456B2
公开(公告)日：2019-07-23
申请号：US14820070
申请日：2015-08-06
发明人： Junhyuk Moon , Myungjin Lee , Wonseok Chang , Hyorang Kang
IPC分类号： H01M10/0565 , H01M10/0525 , H01M10/052
摘要： An electrolyte including a block copolymer containing a co-continuous domain including an ion conductive phase and a structural phase, wherein the structural phase includes a polymer segment having a glass transition temperature that is equal to or lower than room temperature.
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公开(公告)号：US09856341B2
公开(公告)日：2018-01-02
申请号：US14732941
申请日：2015-06-08
发明人： Myungjin Lee , Kihyun Kim , Hyorang Kang , Jirae Kim
IPC分类号： C08F220/28 , H01M10/0525 , H01M10/0565 , H01M10/0567 , H01M10/0568
CPC分类号： C08F220/28 , H01M10/0525 , H01M10/0565 , H01M10/0567 , H01M10/0568 , H01M2220/20 , H01M2220/30 , H01M2300/0082 , Y02E60/122 , C08F2220/282 , C08F2220/585
摘要： A polymer including a first repeating unit represented by Formula 1, a second repeating unit represented by Formula 2, and a third repeating unit: wherein R1 to R3, X, and Rf in Formula 1 and R4 to R6, R, and a in Formula 2 are the same as those defined in the detailed description, and wherein the polymer has a glass transition temperature of about 25° C. or less or a Young's modulus of about 10 megaPascals or greater.
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公开(公告)号：US12074280B2
公开(公告)日：2024-08-27
申请号：US17844832
申请日：2022-06-21
发明人： Hyorang Kang , Minsuk Lee , Dooyeon Lee
IPC分类号： H01M10/0562 , H01M4/36 , H01M10/052 , H01M10/0565
CPC分类号： H01M10/0562 , H01M4/366 , H01M10/052 , H01M10/0565 , H01M2300/0065 , H01M2300/0068
摘要： An all-solid secondary battery and a method of manufacturing the all-solid secondary battery. The all-solid secondary battery includes: an anode including an anode current collector and a first anode active material layer; a cathode including a cathode active material layer; and a solid electrolyte layer between the anode and the cathode, wherein the first anode active material layer includes an anode active material and an ionic compound, the ionic compound includes a binary compound, a ternary compound, or a combination thereof, and the ionic compound does not include a plurality of sulfur (S) atoms.
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公开(公告)号：US11411246B2
公开(公告)日：2022-08-09
申请号：US16703039
申请日：2019-12-04
发明人： Hyorang Kang , Minsuk Lee , Dooyeon Lee
IPC分类号： H01M10/0562 , H01M10/0565 , H01M4/36 , H01M10/052
摘要： An all-solid secondary battery and a method of manufacturing the all-solid secondary battery. The all-solid secondary battery includes: an anode including an anode current collector and a first anode active material layer; a cathode including a cathode active material layer; and a solid electrolyte layer between the anode and the cathode, wherein the first anode active material layer includes an anode active material and an ionic compound, the ionic compound includes a binary compound, a ternary compound, or a combination thereof, and the ionic compound does not include a plurality of sulfur (S) atoms.
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公开(公告)号：US10573933B2
公开(公告)日：2020-02-25
申请号：US15152792
申请日：2016-05-12
发明人： Joonseon Jeong , Yooseong Yang , Hyorang Kang
IPC分类号： H01M10/42 , H01M4/131 , H01M4/134 , H01M4/525 , H01M10/0569 , H01M4/38 , H01M4/62 , H01M2/16 , H01M10/0525 , H01M10/0585 , H01M10/0568 , H01M4/1395 , H01M4/02 , H01M4/04 , H01M4/1391
摘要： A lithium metal battery includes: a positive electrode, a negative electrode including lithium, a liquid electrolyte disposed between the positive electrode and the negative electrode, and a protective layer disposed on at least a portion of the negative electrode, wherein the protective layer includes a first polymer selected from at least one of a poly(vinyl alcohol) and a poly(vinyl alcohol) blend.
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公开(公告)号：US10236536B2
公开(公告)日：2019-03-19
申请号：US15132626
申请日：2016-04-19
发明人： Jaeeun Kim , Jirae Kim , Hyorang Kang , Wonseok Chang
IPC分类号： H02J7/00 , H01M10/42 , H01M10/0569 , H01M10/0568 , H01M2/02 , H01M10/04 , H01M10/052 , H01M10/0585
摘要： A secondary battery including: an electrode assembly including a first electrode, a second electrode, and a separator interposed between the first electrode and the second electrode; and an accommodation portion, wherein the electrode assembly is disposed in the accommodation portion, and wherein a semipermeable electrolyte solution storage portion is adjacent to the electrode assembly in an upper end or a lower end of the accommodation portion.
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公开(公告)号：US20170346137A1
公开(公告)日：2017-11-30
申请号：US15398541
申请日：2017-01-04
发明人： Wonseok Chang , Toshinori SUGIMOTO , Yonggun Lee , Hongsoo Choi , Hyorang Kang
IPC分类号： H01M10/0568 , H01M10/0569 , H01M10/0567 , H01M10/058 , H01M10/0525
CPC分类号： H01M10/0568 , H01M4/134 , H01M4/382 , H01M4/40 , H01M10/052 , H01M10/0525 , H01M10/0567 , H01M10/0569 , H01M10/058
摘要： An electrolyte for a lithium metal battery, the electrolyte including: a solvated ionic liquid including a glyme solvent and a lithium salt, wherein an amount of the lithium salt is about 3 moles per liter or greater, and wherein a lithium metal battery including the electrolyte has an initial solution resistance of less than about 1 ohm and a bulk resistance of less than about 10 ohms. A lithium metal battery includes: a negative electrode including a lithium metal or a lithium metal alloy; a positive electrode; and the electrolyte. A method of manufacturing the lithium metal battery includes: mixing a glyme solvent and a lithium salt to obtain an electrolyte precursor; disposing the electrolyte precursor into the lithium metal battery; and performing hermetic immersion of the electrolyte precursor in the lithium metal battery to form the electrolyte.
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公开(公告)号：US11450881B2
公开(公告)日：2022-09-20
申请号：US16567259
申请日：2019-09-11
发明人： Junhwan Ku , Minsuk Lee , Hyorang Kang
IPC分类号： H01M10/0562 , H01M4/04 , H01M10/0585 , H01M10/0525
摘要： An all-solid secondary battery including: an anode layer including a first anode active material layer; a cathode layer including a cathode active material layer; a solid electrolyte layer between the anode layer and the cathode layer; and an anode current collector on the anode layer and opposite the solid electrolyte layer, wherein a maximum roughness depth Rmax of a surface of the first anode active material layer is about 3.5 micrometers or less.
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公开(公告)号：US10991932B2
公开(公告)日：2021-04-27
申请号：US16371157
申请日：2019-04-01
发明人： Jirae Kim , Hyorang Kang , Youngeal Kim
摘要： A rolling device for an electrode including an all-solid electrolyte layer, the rolling device including: a first roller including a plurality of first protrusions protruding from a surface of the first roller; and a second roller opposite the first roller, wherein the second roller comprises a plurality of second protrusions on a surface of the second roller.
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