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公开(公告)号:US20210184201A1
公开(公告)日:2021-06-17
申请号:US17036368
申请日:2020-09-29
发明人: Wonsung Choi , Dongjoon Lee , Hyunpyo Lee , Kyounghwan Choi
IPC分类号: H01M4/131 , H01M4/525 , H01M4/134 , H01M4/505 , H01M4/04 , H01M4/1391 , H01M4/1395 , H01M10/0525
摘要: A composite solid electrolyte includes: a solid electrolyte; and a protective layer on a surface of the solid electrolyte, wherein the protective layer comprises a compound of Formula 1 LixM1yM2zOt+x/2 Formula 1 wherein in Formula 1,
M1 is an element having a Gibbs reaction energy of greater than 0 electron-volts per mole,
M2 is an element of Groups 2 to 14,
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公开(公告)号:US10439261B2
公开(公告)日:2019-10-08
申请号:US14969027
申请日:2015-12-15
发明人: Jungock Park , Kyounghwan Choi , Joonhee Kim
摘要: A metal-air battery includes a gas diffusion layer; a first cathode and a second cathode disposed on opposite surfaces of the gas diffusion layer, respectively; an ion conducting membrane, including a folded portion, surrounding the first cathode, the gas diffusion layer, and the second cathode and disposed on each of the first cathode and the second cathode; and an anode, including a folded portion, surrounding the ion conducting membrane and disposed on the ion conducting membrane, where the folded portion of the anode is folded in a same direction as the folded portion of the ion conducting membrane.
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公开(公告)号:US10153530B2
公开(公告)日:2018-12-11
申请号:US15204337
申请日:2016-07-07
发明人: Kyounghwan Choi , Jungock Park , Joonhee Kim
IPC分类号: H01M12/08 , H01M4/86 , H01M8/04 , H01M8/04082
摘要: Metal-air batteries include first and second battery stack structures each comprising an anode, an anode electrolyte layer, a cathode, and a gas diffusion layer, and cathode current collectors disposed between the first and second battery stack structures and having a non-flat shape, where the cathodes of the first and second battery stack structures face each other, the cathode current collectors contact the gas diffusion layers of the first and second battery stack structures, at least one of the cathode current collectors includes protrusions, and an empty space between the cathode current collector and the first and second battery stack structures is an air supply unit to supply air to the gas diffusion layer.
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公开(公告)号:US20180351202A1
公开(公告)日:2018-12-06
申请号:US15709932
申请日:2017-09-20
发明人: Wonsung Choi , Mokwon Kim , Sangbok Ma , Kyounghwan Choi , Myungjin Lee
IPC分类号: H01M10/0525 , H01M10/0564
CPC分类号: H01M10/0525 , H01M10/0564 , H01M2300/0077
摘要: A composite solid electrolyte, including: a lithium ion conductor, and a coating layer on the lithium ion conductor, the coating layer including a silane compound represented by Formula 1: (—O)y—Si—(R1)x Formula 1 wherein, in Formula 1, 1≤x≤3; 1≤y≤3; x+y=4; R1 is hydrogen, a halogen, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C2-C30 alkynyl group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted C6-C30 aryloxy group, a substituted or unsubstituted C7-C30 arylalkyl group, a substituted or unsubstituted C2-C30 heteroaryl group, a substituted or unsubstituted C2-C30 heteroaryloxy group, a substituted or unsubstituted C3-C30 heteroarylalkyl group, a substituted or unsubstituted C4-C30 carbocyclic group, a substituted or unsubstituted C5-C30 carbocyclic alkyl group, a substituted or unsubstituted C2-C30 heterocyclic group, or a substituted or unsubstituted C2-C30 heterocyclic alkyl group.
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公开(公告)号:US20170373320A1
公开(公告)日:2017-12-28
申请号:US15398492
申请日:2017-01-04
发明人: Kyounghwan Choi , Wonsung Choi
CPC分类号: H01M4/628 , H01M4/134 , H01M4/1395 , H01M4/366 , H01M4/382 , H01M10/052 , H01M10/0525 , H01M12/06 , H01M12/08 , H01M2004/027 , Y02E60/128 , Y02T10/7011
摘要: An anode architecture includes: an active metal anode having a first surface and a second surface opposing the first surface, and an oxygen-barrier protection film surrounding the second surface of the active metal anode.
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公开(公告)号:US20170092975A1
公开(公告)日:2017-03-30
申请号:US15272947
申请日:2016-09-22
发明人: Mokwon Kim , Joonhee Kim , Dongmin Im , Kyounghwan Choi , Yoonchul Son , Intaek Han
IPC分类号: H01M8/1041 , H01M8/1086 , H01M12/08
CPC分类号: H01M8/1055 , H01M4/382 , H01M8/1093 , H01M12/08 , Y02E60/128 , Y02P70/56
摘要: A composite electrolyte film includes a composite electrolyte layer including: a first domain including a plurality of two-dimensional nanostructures, and a second domain which is disposed in an interstitial space between neighboring two-dimensional nanostructures of the plurality of two-dimensional nanostructures, wherein the plurality of two-dimensional nanostructures includes a first electrolyte.
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