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公开(公告)号：US09553337B2
公开(公告)日：2017-01-24
申请号：US14555852
申请日：2014-11-28
发明人： Je Hyun Chae , Won Sang Koh , Seung Ok Lee , Dai In Park , Jeong Soo Kim , Sai Bhavaraju , Mathew Richard Robins , Alexis L. Eccleston , Ashok V. Joshi
CPC分类号： H01M10/399 , H01M4/381 , H01M2300/0054
摘要： Provided is a sodium secondary battery capable of operating at a low temperature. More particularly, the sodium secondary battery according to the present invention includes: an anode containing sodium; a cathode containing a transition metal and an alkali metal halide; and a sodium ion conductive solid electrolyte provided between the anode and the cathode, wherein the cathode is impregnated in a molten salt electrolyte containing a sodium.metal halogen salt including at least two kinds of halogens.
摘要翻译： 提供能够在低温下操作的钠二次电池。 更具体地，根据本发明的钠二次电池包括：含钠的阳极; 含有过渡金属和碱金属卤化物的阴极; 以及设置在阳极和阴极之间的钠离子传导性固体电解质，其中阴极浸渍在包含至少两种卤素的钠金属卤素盐的熔融盐电解质中。
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公开(公告)号：US20150147619A1
公开(公告)日：2015-05-28
申请号：US14555852
申请日：2014-11-28
发明人： Je Hyun Chae , Won Sang Koh , Seung Ok Lee , Dai In Park , Jeong Soo Kim , Sai Bhavaraju , Mathew Richard Robins , Alexis L. Eccleston , Ashok V. Joshi
IPC分类号： H01M10/39
CPC分类号： H01M10/399 , H01M4/381 , H01M2300/0054
摘要： Provided is a sodium secondary battery capable of operating at a low temperature. More particularly, the sodium secondary battery according to the present invention includes: an anode containing sodium; a cathode containing a transition metal and an alkali metal halide; and a sodium ion conductive solid electrolyte provided between the anode and the cathode, wherein the cathode is impregnated in a molten salt electrolyte containing a sodium.metal halogen salt including at least two kinds of halogens.
摘要翻译： 提供能够在低温下操作的钠二次电池。 更具体地，根据本发明的钠二次电池包括：含钠的阳极; 含有过渡金属和碱金属卤化物的阴极; 以及设置在阳极和阴极之间的钠离子传导性固体电解质，其中阴极浸渍在包含至少两种卤素的钠金属卤素盐的熔融盐电解质中。
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公开(公告)号：US10218034B2
公开(公告)日：2019-02-26
申请号：US14923020
申请日：2015-10-26
发明人： Seung Ok Lee , Won Sang Koh , Jeong Soo Kim , Dai In Park , Je Hyun Chae , Nam Soon Choi , Jun Yeong Jang
IPC分类号： H01M10/39 , H01M10/054 , H01M10/0567 , H01M4/38
摘要： Provided are an electrolyte for a sodium secondary battery and a sodium secondary battery using the same. More particularly, the sodium secondary battery includes an anode containing sodium, a cathode containing a transition metal, and a sodium ion conductive solid electrolyte provided between the anode and the cathode, wherein the cathode is impregnated in an electrolyte containing a molten sodium salt and an electrolyte additive, the electrolyte additive including an inorganic sodium salt.
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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
发明人： Dai In Park , Seung Ok Lee , Jeong Soo Kim , Hyung Keun Lee
IPC分类号： H01M10/39
摘要： 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.
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公开(公告)号：US09780380B2
公开(公告)日：2017-10-03
申请号：US14224410
申请日：2014-03-25
发明人： Je Hyun Chae , Jeong Soo Kim , Won Sang Koh , Seung Ok Lee , Young Shol Kim
IPC分类号： H01M4/66 , H01M10/054 , H01M4/78 , H01M4/62
CPC分类号： H01M4/667 , H01M4/62 , H01M4/668 , H01M4/78 , H01M10/054
摘要： Provided is a current collector including a laminate in which a conductive substrate and an insulator are laminated, wherein the insulator is a porous insulator formed with an open pore channel penetrating through the insulator. The current collector may be used as a current collector for an electrode of a secondary battery and stably maintain capacity of the secondary battery at the time of repeating charge and discharge cycles.
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6.发明授权公开(公告)号：US11973179B2
公开(公告)日：2024-04-30
申请号：US17481535
申请日：2021-09-22
发明人： Sang Bok Kim , Jik Soo Kim , Jeong Bae Yoon , Seung Ok Lee , Ji Hoon Choi
IPC分类号： H01M10/0525 , H01M4/04 , H01M4/38 , H01M4/525 , H01M4/02
CPC分类号： H01M10/0525 , H01M4/0471 , H01M4/382 , H01M2004/028 , H01M4/525
摘要： A method of manufacturing a cathode active material for a lithium secondary battery according to embodiments of the present invention includes performing a first heat treatment on a first mixture of a transition metal precursor and a lithium precursor at a first calcination temperature to obtain a preliminary lithium-transition metal composite oxide particle; and performing a second heat treatment on a second mixture obtained by adding the lithium precursor to the preliminary lithium-transition metal composite oxide particle at a second calcination temperature which is lower than the first calcination temperature to form a lithium-transition metal composite oxide particle.
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7.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
发明人： Dai In Park , Seung Ok Lee , Jeong Soo Kim , Hyung Keun Lee
IPC分类号： H01M10/39
CPC分类号： H01M10/399 , H01M10/39 , H01M2300/002 , H01M2300/0048
摘要： 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.
摘要翻译： 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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