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公开(公告)号：US11670753B2
公开(公告)日：2023-06-06
申请号：US17120684
申请日：2020-12-14
发明人： Heungchan Lee , Dongmin Im , Hyunpyo Lee
CPC分类号： H01M4/13 , H01M4/8626 , H01M4/96 , H01M12/08 , H01M2004/028 , Y02E60/10
摘要： Provided is a metal-air battery including a cathode having a space which may be filled with a metal oxide formed during a discharge of the metal-air battery and thus having improved energy density and lifespan. The cathode for the metal-air battery includes a plurality of cathode materials, a plurality of electrolyte films disposed on surfaces of the plurality of cathode materials, and a plurality of spaces which are not occupied by the plurality of cathode materials and the plurality of electrolyte films. A volume of the plurality of spaces may be greater than or equal to a maximum space of a metal oxide formed during a discharge of the metal-air battery.
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公开(公告)号：US11108104B2
公开(公告)日：2021-08-31
申请号：US16679844
申请日：2019-11-11
发明人： Wonsung Choi , Kyounghwan Choi , Hyukjae Kwon , Taeyoung Kim , Heungchan Lee
IPC分类号： H01M4/00 , H01M12/08 , H01M50/107 , H01M50/409 , H01M50/138 , H01M4/13
摘要： A metal-air battery includes a unit cell wound into a roll. The unit cell includes a negative-electrode metal layer having a first surface located in a circumferential direction of the roll and a second surface facing the first surface and located in the circumferential direction of the roll; a first electrolyte film and a first positive-electrode layer sequentially disposed on the first surface of the negative-electrode metal layer; and a second electrolyte film and a second positive-electrode layer sequentially disposed on the second surface of the negative-electrode metal layer. The unit cell is wound in a way such that the first positive-electrode layer and the second positive-electrode layer face each other.
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公开(公告)号：US10916762B2
公开(公告)日：2021-02-09
申请号：US15795841
申请日：2017-10-27
发明人： Heungchan Lee , Dongmin Im , Hyunpyo Lee
摘要： Provided is a metal-air battery including a cathode having a space which may be filled with a metal oxide formed during a discharge of the metal-air battery and thus having improved energy density and lifespan. The cathode for the metal-air battery includes a plurality of cathode materials, a plurality of electrolyte films disposed on surfaces of the plurality of cathode materials, and a plurality of spaces which are not occupied by the plurality of cathode materials and the plurality of electrolyte films. A volume of the plurality of spaces may be greater than or equal to a maximum space of a metal oxide formed during a discharge of the metal-air battery.
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公开(公告)号：US20200227802A1
公开(公告)日：2020-07-16
申请号：US16827747
申请日：2020-03-24
发明人： Taeyoung Kim , Dongjoon Lee , Heungchan Lee , Dongmin Im , Wonsung Choi
摘要： A lithium air battery including a composite cathode including a porous material and a first solid electrolyte; a lithium metal anode; an oxygen blocking layer adjacent to the anode; and a cathode interlayer disposed between the cathode and the oxygen blocking layer, wherein the cathode interlayer includes a lithium ion conducting second solid electrolyte.
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公开(公告)号：US20200176779A1
公开(公告)日：2020-06-04
申请号：US16782227
申请日：2020-02-05
发明人： Hyunpyo Lee , Taeyoung Kim , Dongjoon Lee , Heungchan Lee , Dongmin Im , Wonsung Choi
IPC分类号： H01M4/62 , H01M12/06 , H01M10/0565 , H01M4/133 , H01M4/1393 , H01M4/583
摘要： A positive electrode for a lithium battery includes a lithium salt, a carbonaceous material, and a coating on a surface of the carbonaceous material, the coating including a polymer electrolyte including a hydrophilic material and a hydrophobic material, wherein a portion of the polymer electrolyte is anchored to the surface of the carbonaceous material by a chemical bond.
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公开(公告)号：US10593950B2
公开(公告)日：2020-03-17
申请号：US15667753
申请日：2017-08-03
发明人： Hyunpyo Lee , Taeyoung Kim , Dongjoon Lee , Heungchan Lee , Dongmin Im , Wonsung Choi
IPC分类号： H01M4/62 , H01M10/0565 , H01M12/06 , H01M4/583 , H01M4/1393 , H01M4/133 , H01M4/131 , H01M4/136
摘要： A positive electrode for a lithium battery includes a lithium salt, a carbonaceous material, and a coating on a surface of the carbonaceous material, the coating including a polymer electrolyte including a hydrophilic material and a hydrophobic material, wherein a portion of the polymer electrolyte is anchored to the surface of the carbonaceous material by a chemical bond.
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公开(公告)号：US10468732B2
公开(公告)日：2019-11-05
申请号：US15149445
申请日：2016-05-09
发明人： Kihyun Kim , Myungjin Lee , Heungchan Lee , Dongjoon Lee , Hyunpyo Lee , Dongmin Im
IPC分类号： H01M12/06 , H01M10/0525 , H01M10/0565
摘要： A polymer electrolyte including: a polymer matrix including a cross-linked fluorine-containing polymer; and a liquid electrolyte embedded in the polymer matrix.
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公开(公告)号：US10270114B2
公开(公告)日：2019-04-23
申请号：US15161682
申请日：2016-05-23
发明人： Dongjoon Lee , Eunha Park , Kihyun Kim , Taeyoung Kim , Victor Roev , Hyunpyo Lee , Heungchan Lee , Dongmin Im
IPC分类号： H01M8/1016 , C07C211/63 , C07C311/48 , H01M12/08 , H01M10/0569 , H01M8/1018
摘要： An electrolyte for a lithium air battery includes a compound represented by Formula 1 wherein the definitions of A and R1-R10 are disclosed herein. Also a lithium air battery including an anode, a cathode, and at least one selected from the herein-described electrolyte and a reaction product thereof.
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公开(公告)号：US20170179506A1
公开(公告)日：2017-06-22
申请号：US15450034
申请日：2017-03-06
发明人： Minsik Park , Jeongsik Ko , Heungchan Lee , Dongmin Im
IPC分类号： H01M8/04082 , H01M12/08
CPC分类号： H01M8/04201 , H01M12/02 , H01M12/06 , H01M12/08 , Y02E60/128
摘要： A metal-air battery includes first and second cells, each cell including a negative electrode metal layer, a negative electrode electrolytic film, a positive electrode layer configured to use oxygen as an active material, and a gas diffusion layer, wherein the negative electrode metal layer, the negative electrode electrolytic film, the positive electrode layer, and the gas diffusion layer are sequentially disposed, wherein each cell has an open surface through which at least a portion of the gas diffusion layer is in fluid communication with, outside air, wherein the first and second cells contact each other, and wherein a direction of a first open surface of the first cell is different from a direction of a second open surface of the second cell.
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公开(公告)号：US20170117600A1
公开(公告)日：2017-04-27
申请号：US15262142
申请日：2016-09-12
发明人： Hyukjae Kwon , Jeongsik Ko , Heungchan Lee
IPC分类号： H01M12/08 , H01M8/04746 , H01M8/0444 , H01M8/04089 , H01M8/04119
摘要： An electrochemical battery including: a battery module comprising at least one electrochemical cell; an air supplier configured to supply air to the battery module and constantly maintain an oxygen concentration in the air that is supplied to the battery module; and an air recirculator configured to recirculate air exhausted from the battery module, wherein the battery module comprises an air inlet port though which air is introduced from the air supplier, and an air outlet port through which air remaining after a reaction in the at least one electrochemical cell is exhausted, and wherein the air recirculator is configured to recirculate the air exhausted through the air outlet port of the battery module to the air inlet port of the battery module.
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