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公开(公告)号：US20240363944A1
公开(公告)日：2024-10-31
申请号：US18764373
申请日：2024-07-05
申请人： SK On Co., Ltd.
发明人： Seo Roh RHEE , Seung Hoon JU , Sol San SON , Ha Chul JEONG , Yang Kyu CHOI , Ha Neul CHOI
IPC分类号： H01M50/244 , H01M50/209 , H01M50/342
CPC分类号： H01M50/244 , H01M50/209 , H01M50/3425 , H01M2200/10 , H01M2200/20
摘要： A battery module includes: a plurality of secondary battery cells; and a housing unit having an internal space in which the plurality of secondary battery cells are accommodated and including a plate member extending a flame or gas path.
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2.发明授权公开(公告)号：US12129270B2
公开(公告)日：2024-10-29
申请号：US18502094
申请日：2023-11-06
申请人： SK On Co., Ltd.
发明人： Myoung Lae Kim , Chanwoo Kim , Yu Na Shim , Jaechan Ryu , Cholho Lee , Han Sol Lee
IPC分类号： C07F5/02 , H01M10/0567
CPC分类号： C07F5/022 , H01M10/0567 , H01M2300/0037
摘要： Provided are a novel boron-containing compound and an electrolyte solution additive for a secondary battery including the same. The electrolyte solution for a secondary battery provided in one embodiment includes the novel boron-containing compound, thereby suppressing the decomposition of an electrolyte solution to improve the capacity and the life characteristics of a battery.
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公开(公告)号：US20240356128A1
公开(公告)日：2024-10-24
申请号：US18761327
申请日：2024-07-02
申请人： SK On Co., Ltd.
发明人： Seung Hun LEE , Seo Roh RHEE
IPC分类号： H01M50/209 , H01M10/613 , H01M10/647 , H01M10/6554 , H01M50/244 , H01M50/264 , H01M50/507
CPC分类号： H01M50/209 , H01M10/613 , H01M10/647 , H01M10/6554 , H01M50/244 , H01M50/264 , H01M50/507
摘要： A battery pack, may include: a plurality of cell stacks including a plurality of battery cells; a pack housing accommodating the plurality of cell stacks; a fixing bracket disposed between the plurality of cell stacks and the pack housing and between the plurality of cell stacks; and a fastening member fastening the fixing bracket to the pack housing, wherein the fixing bracket may be disposed to contact the plurality of battery cells on an upper side of the plurality of cell stacks.
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4.发明公开公开(公告)号：US20240356011A1
公开(公告)日：2024-10-24
申请号：US18757500
申请日：2024-06-28
申请人： SK ON CO., LTD.
发明人： Mi Jung NOH , Jik Soo KIM , Sang Bok KIM , Ji Hoon CHOI , Kook Hyun HAN
CPC分类号： H01M4/366 , C01G53/50 , H01M4/485 , H01M4/525 , H01M10/0525 , C01P2004/01 , C01P2004/03 , C01P2004/62 , C01P2004/64 , C01P2004/84 , C01P2006/40 , H01M2004/028
摘要： A cathode active material for a lithium secondary battery includes a lithium-aluminum-titanium oxide formed on a surface of a lithium metal oxide particle having a specific formula. The cathode active material may have an improved structural stability even in a high temperature condition.
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公开(公告)号：US20240354934A1
公开(公告)日：2024-10-24
申请号：US18636289
申请日：2024-04-16
申请人： SK ON CO., LTD.
发明人： Ung Bae PARK , Do Young KIM
CPC分类号： G06T7/001 , G06T7/13 , G06T7/60 , G06T2207/30108 , G06T2207/30204
摘要： A master jig and an equipment diagnosis method using the same are disclosed. The master jig may include a case and a marking member coupled to an outer surface of the case. The equipment diagnosis method may include a step of moving the master jig inserted into a transfer device in one direction, a step in which an optical system photographs an outer surface of the master jig to acquire an image of the master jig, and a step in which a controller analyzes the image of the master jig to diagnose a state of the optical system.
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公开(公告)号：US20240347851A1
公开(公告)日：2024-10-17
申请号：US18634341
申请日：2024-04-12
申请人： SK On Co., Ltd.
发明人： Jin Woo SON , Dong Min KIM , Chae Won NA , Hyo Seong AN
IPC分类号： H01M50/383 , H01M50/211 , H01M50/24 , H01M50/271 , H01M50/342 , H01M50/375 , H01M50/507
CPC分类号： H01M50/383 , H01M50/211 , H01M50/24 , H01M50/271 , H01M50/3425 , H01M50/375 , H01M50/507
摘要： A battery device includes a cell assembly; a case accommodating the cell assembly; and at least one venting portion in the case to discharge gas generated from the cell assembly to the outside of the case; wherein the at least one venting portion includes a hole cover surrounded by a first region formed by cutting a surface of the case and a second region connected to a surface of the case, and a sealing member covering the first region, wherein the hole cover is lifted from a surface of the case and comprises a venting hole in the at least one venting portion, and wherein the sealing member seals the first region to prevent gas from flowing through the first region in a state in which the hole cover covers the venting hole.
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7.发明公开公开(公告)号：US20240347710A1
公开(公告)日：2024-10-17
申请号：US18751715
申请日：2024-06-24
申请人： SK On Co., Ltd
发明人： Gi Hyeon Moon , Jong Hyuk Lee , Mi Ryeong Lee , Hee Gyoung Kang
CPC分类号： H01M4/366 , H01M4/133 , H01M4/583 , H01M4/62 , H01M10/052 , H01M2004/021 , H01M2004/027 , H01M2004/028
摘要： An electrode for a lithium secondary battery includes an electrode current collector, an electrode active material layer formed on at least one surface of the electrode current collector and including electrode active material particles, and a lithium salt-containing coating formed on at least portions of surfaces of the electrode active material particles or at least a portion of the surface of the electrode active material layer. The electrode for a lithium secondary battery may have a predetermined surface roughness.
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8.发明公开公开(公告)号：US20240332687A1
公开(公告)日：2024-10-03
申请号：US18589435
申请日：2024-02-28
申请人： SK ON CO., LTD.
发明人： Eun Soo CHO , Jae Gyu BYUN
IPC分类号： H01M50/186 , H01M10/04 , H01M50/105 , H01M50/119 , H01M50/124 , H01M50/178
CPC分类号： H01M50/186 , H01M10/0404 , H01M50/105 , H01M50/119 , H01M50/1243 , H01M50/178
摘要： A battery cell includes an electrode assembly; a pouch including an accommodation portion accommodating the electrode assembly and a sealing portion sealing at least a portion of the accommodation portion; and an electrode lead connected to the electrode assembly. The sealing portion includes a first sealing portion surrounding at least a portion of the electrode lead, and a second sealing portion extending from the first sealing portion and including at least a portion folded with respect to a folding line. The pouch includes a metal layer forming an exterior of the pouch, an insulating resin layer disposed below the metal layer, and a deformed region extending from the insulating resin layer. The folding line is disposed between the electrode assembly and the deformed region.
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公开(公告)号：US20240332511A1
公开(公告)日：2024-10-03
申请号：US18738082
申请日：2024-06-10
申请人： SK ON CO., LTD.
发明人： So Hyun PARK , Hee Gyoung KANG , Hae Suk HWANG , Chan Young JEON
IPC分类号： H01M4/36 , H01M4/02 , H01M10/0525
CPC分类号： H01M4/366 , H01M10/0525 , H01M2004/021 , H01M2004/027
摘要： An anode for a lithium secondary battery includes an anode current collector, and an anode active material layer formed on the anode current collector. The anode active material layer including a lower anode active material layer formed on the anode current collector and an upper anode active material layer formed on the lower anode active material layer. Each of the lower anode active material layer and the upper anode active material layer includes a first anode active material and a second anode active material having a hardness less than that of the first anode active material. A total intrusion amount of mercury to pores having a diameter of 3 nm to 10 μm in the anode active material layer measured by a mercury porosimeter is 0.27 ml/g or more.
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公开(公告)号：US20240322395A1
公开(公告)日：2024-09-26
申请号：US18422388
申请日：2024-01-25
申请人： SK ON CO., LTD.
发明人： Hyun Seok KIM
IPC分类号： H01M50/516 , B23K26/211 , B23K26/322 , B23K101/34 , H01M50/211 , H01M50/503 , H01M50/526 , H01M50/562
CPC分类号： H01M50/516 , B23K26/211 , B23K26/322 , H01M50/211 , H01M50/503 , H01M50/526 , H01M50/562 , B23K2101/34
摘要： Battery modules are disclosed. In an embodiment, a battery module includes a battery cell including an electrode lead; a busbar including a slit accommodating the electrode lead; a first coating layer covering at least a portion of the busbar, and a bonding member disposed between the electrode lead and the busbar and electrically connecting the electrode lead to the busbar.
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