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1.发明申请公开(公告)号：US20200220218A1
公开(公告)日：2020-07-09
申请号：US16722114
申请日：2019-12-20
发明人： Yoonsok Kang , Myongchun Koh , Jihyun Jang , Insun Park , Jinah Seo , Yeonji Chung
IPC分类号： H01M10/0567 , H01M10/0525 , H01M10/0569 , H01M10/0568 , C07F7/08
摘要： An electrolyte and a lithium secondary battery including the same. The electrolyte includes a lithium salt; an organic solvent; and at least one siloxane compound represented by Formula 1 or Formula 2, wherein an amount of the at least one siloxane compound is about 0.05 wt % to about 20 wt % based on a total weight of the electrolyte. In Formulae 1 and 2, group substituents and number indices are as defined in the specification.
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2.发明授权公开(公告)号：US11695154B2
公开(公告)日：2023-07-04
申请号：US16722114
申请日：2019-12-20
发明人： Yoonsok Kang , Myongchun Koh , Jihyun Jang , Insun Park , Jinah Seo , Yeonji Chung
IPC分类号： H01M10/0525 , H01M10/0567 , H01M10/0568 , C07F7/08 , H01M10/0569
CPC分类号： H01M10/0567 , C07F7/0836 , H01M10/0525 , H01M10/0568 , H01M10/0569 , H01M2300/0028
摘要： An electrolyte and a lithium secondary battery including the same. The electrolyte includes a lithium salt; an organic solvent; and at least one siloxane compound represented by Formula 1 or Formula 2, wherein an amount of the at least one siloxane compound is about 0.05 wt % to about 20 wt % based on a total weight of the electrolyte.
In Formulae 1 and 2, group substituents and number indices are as defined in the specification.-
公开(公告)号：US10727536B2
公开(公告)日：2020-07-28
申请号：US16152498
申请日：2018-10-05
发明人： Insun Park , Myongchun Koh , Dongyoung Kim , Eunha Park , Jihyun Jang , Yeonji Chung
IPC分类号： H01M10/0569 , H01M10/0525 , H01M10/04 , H01M4/1315 , H01M10/0567
摘要： An organic electrolyte solution includes a lithium salt; an organic solvent; and a fluorine-containing phosphate compound represented by Formula 1: wherein, in Formula 1, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, and R15 are each independently a hydrogen atom, a fluorine atom, a C1-C5 alkyl group substituted or not substituted with a halogen atom, a C4-C10 cycloalkyl group substituted or not substituted with a halogen atom, a C6-C10 aryl group substituted or not substituted with a halogen atom, a C2-C10 heteroaryl group substituted or not substituted with a halogen atom, or a C2-C10 alkenyl group substituted or not substituted with a halogen atom, at least one of R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, or R15 is a fluorine atom, and at least one phenyl group does not have a fluorine atom.
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公开(公告)号：US11637310B2
公开(公告)日：2023-04-25
申请号：US16101927
申请日：2018-08-13
发明人： Myongchun Koh , Insun Park , Jihyun Jang , Yeonji Chung
IPC分类号： H01M4/505 , H01M4/525 , H01M10/0567 , H01M10/0525 , H01M10/0565 , H01M10/0569 , H01M4/02
摘要： A lithium secondary battery includes: a positive electrode; a negative electrode; and an electrolyte between the positive electrode and the negative electrode, wherein the positive electrode includes a positive active material represented by Formula 1, and the electrolyte includes a lithium salt, a non-aqueous solvent, and a sulfone compound represented by Formula 2.
wherein, in Formula 1, 0.9≤x≤1.2, 0.7≤y≤0.98, 0≤z-
5.发明申请公开(公告)号：US20200161705A1
公开(公告)日：2020-05-21
申请号：US16683325
申请日：2019-11-14
发明人： Jinah Seo , Myongchun KOH , Insun Park , Jihyun Jang
IPC分类号： H01M10/0567 , H01M4/131 , H01M4/133 , H01M4/134 , H01M4/36 , H01M4/505 , H01M4/525 , H01M4/38 , H01M4/587 , H01M4/62 , H01M10/0525 , H01M10/0569
摘要： An electrolyte including: a lithium salt; an organic solvent; a sulfone compound represented by Formula 1; and a phosphate compound represented by Formula 2 wherein definitions of R11, R12, R21, R22, and R23 in Formulae 1 and 2 are provided in the detailed description of the present disclosure.
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公开(公告)号：US11637323B2
公开(公告)日：2023-04-25
申请号：US16601744
申请日：2019-10-15
发明人： Jihyun Jang , Myongchun Koh , Jinah Seo
IPC分类号： H01M10/0569 , H01M10/0567 , H01M10/0568 , H01M4/36 , H01M4/38 , H01M4/505 , H01M4/525 , H01M10/0525 , H01M4/587
摘要： A lithium battery including: a cathode; an anode; and an electrolyte between the cathode and the anode, wherein the electrolyte includes a lithium salt and a non-aqueous solvent including ethylene carbonate (EC), an amount of the EC per 100 parts by volume of the non-aqueous solvent is about 5 parts by volume to about 15 parts by volume, and wherein the cathode includes a cathode active material represented by Formula 1, LixNiyM1-yO2-zAz Formula 1 wherein, in Formula 1, 0.9≤x≤1.2, 0.7≤y≤0.98, and 0≤z≤0.2, M is Al, Mg, Mn, Co, Fe, Cr, V, Ti, Cu, B, Ca, Zn, Zr, Nb, Mo, Sr, Sb, W, Bi, or a combination thereof, and A is an element having an oxidation number of −1 or −2, wherein each element of M is independently present in an amount of 0
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公开(公告)号：US10665897B2
公开(公告)日：2020-05-26
申请号：US15796752
申请日：2017-10-28
发明人： Myongchun Koh , Yoonsok Kang , Eunha Park , Insun Park , Jihyun Jang
IPC分类号： H01M10/056 , H01M10/0567 , H01M10/0562 , H01M4/505 , H01M4/131 , H01M4/133 , H01M4/38 , H01M10/052 , H01M10/0569 , C07F9/145 , H01M4/36 , H01M10/0568 , H01M4/587 , H01M4/134 , C07F9/142 , H01M10/0525 , H01M4/525 , H01M10/0564 , C07F9/141 , H01M4/02
摘要： A lithium secondary battery includes a positive electrode; a negative electrode; and an electrolyte disposed between the positive electrode and the negative electrode, wherein the positive electrode includes a positive active material represented by Formula 1, and the electrolyte includes a lithium salt; a non-aqueous solvent; and a phosphite compound represented by Formula 2, wherein the phosphite compound is present in amount of about 0.1 wt % to about 5 wt % based on a total weight of the electrolyte: LixNiyM1-yO2-zAz Formula 1 wherein, in Formula 1, 0.9≤x≤1.2, 0.7≤y≤0.98, and 0≤z
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公开(公告)号：US20190058213A1
公开(公告)日：2019-02-21
申请号：US16101927
申请日：2018-08-13
发明人： Myongchun Koh , Insun Park , Jihyun Jang , Yeonji Chung
IPC分类号： H01M10/0525 , H01M10/0569 , H01M10/0567 , H01M10/0565 , H01M4/525 , H01M4/505
摘要： A lithium secondary battery includes: a positive electrode; a negative electrode; and an electrolyte between the positive electrode and the negative electrode, wherein the positive electrode includes a positive active material represented by Formula 1, and the electrolyte includes a lithium salt, a non-aqueous solvent, and a sulfone compound represented by Formula 2. wherein, in Formula 1, 0.9≤x≤1.2, 0.7≤y≤0.98, 0≤z
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公开(公告)号：US20180053967A1
公开(公告)日：2018-02-22
申请号：US15796752
申请日：2017-10-28
发明人： Myongchun Koh , Yoonsok Kang , Eunha Park , Insun Park , Jihyun Jang
IPC分类号： H01M10/0562 , H01M4/505 , H01M4/131 , H01M10/052 , H01M4/133 , H01M4/38
摘要： A lithium secondary battery includes a positive electrode; a negative electrode; and an electrolyte disposed between the positive electrode and the negative electrode, wherein the positive electrode includes a positive active material represented by Formula 1, and the electrolyte includes a lithium salt; a non-aqueous solvent; and a phosphite compound represented by Formula 2, wherein the phosphite compound is present in amount of about 0.1 wt % to about 5 wt % based on a total weight of the electrolyte: LixNiyM1-yO2-zAz Formula 1 wherein, in Formula 1, 0.9≦x≦1.2, 0.7≦y≦0.98, and 0≦z
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