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1.发明申请公开(公告)号：US20150288035A1
公开(公告)日：2015-10-08
申请号：US14677667
申请日：2015-04-02
Applicant: SK Innovation Co., Ltd.
Inventor： SeungOk Lee , Dai In Park , JeongSoo Kim , JeHyun Chae , WonSang Koh
CPC classification number: H01M10/399 , H01M4/38 , H01M4/381 , H01M2300/0054 , H01M2300/0057
Abstract: Provided are an electrolyte for a sodium secondary battery, and a sodium secondary battery employing the same, and more particularly, a sodium secondary battery including an anode containing sodium, a cathode containing a transition metal, and a sodium ion conductive solid electrolyte provided between the anode and the cathode. The cathode is impregnated with a mixed salt electrolyte containing a molten sodium salt and an electrolyte additive, and the electrolyte additive contains a non-halogen sodium salt and a metal halide compound simultaneously.
Abstract translation: 本发明提供一种钠二次电池用电解质和使用该二次电池的钠二次电池，更具体地说，包括含有钠阳极，含有过渡金属的阴极和钠离子导电固体电解质的钠二次电池， 阳极和阴极。 阴极用含有熔融钠盐和电解质添加剂的混合盐电解液浸渍，电解质添加剂同时含有非卤素钠盐和金属卤化物。
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2.发明申请
公开(公告)号：US20220059874A1
公开(公告)日：2022-02-24
申请号：US17520831
申请日：2021-11-08
Applicant: SK Innovation Co., Ltd.
Inventor： Inhaeng Cho , Dai In Park , Jinhaek Yang
IPC: H01M10/0569 , H01M10/0567 , H01M4/505 , H01M4/525 , H01M4/36 , H01M10/0525
Abstract: The present invention relates to an electrolytic solution for a lithium secondary battery, and a lithium secondary battery comprising the same. The lithium secondary battery according to the present invention employs the electrolytic solution for a lithium secondary battery, containing a difluorophosphite compound, according to the present invention, and thus has improved characteristics.
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3.发明申请
公开(公告)号：US20200185774A1
公开(公告)日：2020-06-11
申请号：US16703917
申请日：2019-12-05
Applicant: SK Innovation Co., Ltd.
Inventor： In Haeng Cho , Hyo Shin Kwak , Joo Hyun Lee , Dai In Park
IPC: H01M10/0567 , H01M10/0569 , H01M10/0525 , H01M4/505 , H01M4/525 , C07F9/146
Abstract: Provided are an electrolyte for a secondary battery including a lithium salt, a nonaqueous organic solvent, and a difluorophosphite olefin compound, and a lithium secondary battery including the same.
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4.发明申请Electrolyte for Sodium Secondary Battery and Sodium Secondary Battery Using the Same 审中-公开钠二次电池用电解液和钠二次电池
公开(公告)号：US20160240890A1
公开(公告)日：2016-08-18
申请号：US15041323
申请日：2016-02-11
Applicant: SK Innovation Co., Ltd.
Inventor： Dai In Park , Seung Ok Lee , Jeong Soo Kim , Hyung Keun Lee
IPC: H01M10/39
CPC classification number: H01M10/399 , H01M10/39 , H01M2300/002 , H01M2300/0048
Abstract: Provided are an electrolyte for a sodium secondary battery, and a sodium secondary battery using the same, and the sodium secondary battery using the electrolyte for a sodium secondary battery according to the present invention may have an excellent cycle characteristic, charge-discharge capacity, and stability, thereby making it possible to be operated without deterioration at a low temperature for a long time.
Abstract translation: 提供了一种钠二次电池用电解液和使用该二次电池的钠二次电池，使用本发明的钠二次电池用电解质的钠二次电池可以具有良好的循环特性，充放电能力， 稳定性，从而可以在低温下长期运行而不劣化。
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5.发明授权
公开(公告)号：US11335953B2
公开(公告)日：2022-05-17
申请号：US16703917
申请日：2019-12-05
Applicant: SK Innovation Co., Ltd.
Inventor： In Haeng Cho , Hyo Shin Kwak , Joo Hyun Lee , Dai In Park
IPC: H01M10/0567 , H01M10/0569 , H01M10/0525 , H01M4/505 , H01M4/525 , C07F9/146 , H01M4/02
Abstract: Provided are an electrolyte for a secondary battery including a lithium salt, a nonaqueous organic solvent, and a difluorophosphite olefin compound, and a lithium secondary battery including the same.
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公开(公告)号：US20210313621A1
公开(公告)日：2021-10-07
申请号：US17220088
申请日：2021-04-01
Applicant: SK Innovation Co., Ltd.
Inventor： Dai In Park , Myoung Lae Kim , Sung Jin Kim , Yu Na Shim , Joo Hyun Lee , In Haeng Cho
IPC: H01M10/0567 , H01M10/0569 , H01M4/525 , H01M10/0525 , C07F9/113
Abstract: A non-aqueous electrolyte solution according to an embodiment of the present invention includes a non-aqueous organic solvent, a lithium salt and a phosphonate-based additive having a predetermined chemical structure. Surface damage and side reactions of the cathode active material can be suppressed by the phosphonate-based additive. According to an embodiment of the present invention, a lithium secondary battery including the non-aqueous electrolyte solution is provided.
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7.发明申请
公开(公告)号：US20210273261A1
公开(公告)日：2021-09-02
申请号：US17186152
申请日：2021-02-26
Applicant: SK Innovation Co., Ltd.
Inventor： Sung Jin Kim , Dai In Park , Myoung Lae Kim , Joo Hyun Lee
IPC: H01M10/0567 , H01M10/0525 , H01M10/0568 , H01M10/0569
Abstract: An electrolyte for a lithium secondary battery according to embodiments of the present invention includes an organic solvent, a lithium salt, and an additive including a cyclic ether-sulfate-based compound. Thereby, cycle characteristics and high-temperature stability of the lithium secondary battery may be improved.
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8.发明授权
公开(公告)号：US10608283B2
公开(公告)日：2020-03-31
申请号：US15895274
申请日：2018-02-13
Applicant: SK Innovation Co., Ltd.
Inventor： Dai In Park , Jin Sung Kim , Cheol Woo Kim , Kwang Kuk Lee
IPC: H01M10/0567 , H01M10/0525
Abstract: Provided are an electrolyte for a lithium secondary battery and a lithium secondary battery including the same, wherein the electrolyte for a lithium secondary battery of the present invention may improve DC-IR characteristic and battery storage characteristic, and may improve high-temperature stability, low-temperature characteristic, and lifespan characteristic to thereby be effectively used for manufacturing a secondary battery.
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公开(公告)号：US20200044279A1
公开(公告)日：2020-02-06
申请号：US16526013
申请日：2019-07-30
Applicant: SK Innovation Co., Ltd.
Inventor： Dai In Park , Hyo Shin Kwak , Myoung Lae Kim , In Haeng Cho
IPC: H01M10/0525 , H01M10/0567 , H01M10/0569 , H01M4/38 , H01M4/583 , H01M4/134 , H01M4/133
Abstract: Provided is a lithium secondary battery including an anode including a silicon-based anode active material; a cathode; and an electrolyte, the electrolyte including a lithium salt, a non-aqueous organic solvent, and a conjugated diene compound.
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公开(公告)号：US10256510B2
公开(公告)日：2019-04-09
申请号：US15041323
申请日：2016-02-11
Applicant: SK Innovation Co., Ltd.
Inventor： Dai In Park , Seung Ok Lee , Jeong Soo Kim , Hyung Keun Lee
IPC: H01M10/39
Abstract: Provided are an electrolyte for a sodium secondary battery, and a sodium secondary battery using the same, and the sodium secondary battery using the electrolyte for a sodium secondary battery according to the present invention may have an excellent cycle characteristic, charge-discharge capacity, and stability, thereby making it possible to be operated without deterioration at a low temperature for a long time.
