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31.发明公开
公开(公告)号：EP4404298A1
公开(公告)日：2024-07-24
申请号：EP22870293.2
申请日：2022-09-15
申请人： L&F Co., Ltd.
发明人： CHANG, Gi Hwan , CHANG, Sung Kyun , SON, Hwa Young , HAN, Hyun Gyu , JO, Jae Joon , KIM, Han Ah , JEON, Seul Gi , KIM, Doe Hyoung
摘要： Disclosed are a novel one-body particle for cathode active materials including a core and a coating layer formed on at least a part of the core, wherein the coating layer contains Co and a structure-stabilizing element, the core is present as a non-aggregated primary particle, and the structure-stabilizing element has a bond dissociation energy (BDE) with oxygen (O) greater than a bond dissociation energy (BDE) of Co and oxygen (O), and a method of preparing a novel one-body powder containing the same.
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公开(公告)号：EP4403523A1
公开(公告)日：2024-07-24
申请号：EP23216723.9
申请日：2023-12-14
发明人： TABUSHI, Akihiro , WATANABE, Hiroki
CPC分类号： C01G53/006 , C01G53/50 , C01P2002/6020130101 , C01P2004/6120130101 , C01P2004/5120130101 , C01P2004/4520130101 , C01P2006/4020130101 , H01M4/505 , H01M10/0525 , H01M2004/02120130101 , H01M2004/02820130101
摘要： The present disclosure relates to: a positive electrode NCM-based active material (11) in which a crystallite size is 460 Å or more; a positive electrode (20) including the positive electrode NCM-based active material (11); and a battery (100) including the positive electrode (20). According to the present disclosure, there are provided: the positive electrode NCM (nickel-cobalt-manganese)-based active material (11) that can exhibit an improved low-temperature low-SOC output property as well as high thermal stability; the positive electrode (20) including the positive electrode NCM-based active material (11); and the battery (100) including the positive electrode (20).
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公开(公告)号：EP4402739A1
公开(公告)日：2024-07-24
申请号：EP22870535.6
申请日：2022-09-09
申请人： EMD Acquisition LLC
IPC分类号： H01M10/052 , H01M4/00 , H01M4/505 , H01M4/62
CPC分类号： Y02E60/10 , H01M4/505 , H01M2004/02820130101
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公开(公告)号：EP4401163A1
公开(公告)日：2024-07-17
申请号：EP23874081.5
申请日：2023-08-25
发明人： KIM, Myeongsoo , KIM, Taegon
IPC分类号： H01M4/131 , H01M4/36 , H01M4/525 , H01M4/505 , H01M10/0562 , H01M10/052 , H01M4/02
CPC分类号： Y02E60/10 , H01M4/02 , H01M10/052 , H01M4/36 , H01M4/505 , H01M4/525 , H01M10/0562 , H01M4/131
摘要： The present invention relates to a positive electrode for an all-solid-state battery, comprising a positive electrode active material, a sulfide-based solid electrolyte, a conductive material and a binder, wherein the sulfide-based solid electrolyte comprises a first sulfide-based solid electrolyte containing a bromine (Br) element and a second sulfide-based solid electrolyte not containing a bromine (Br) element, wherein the positive electrode active material comprises a core capable of reversible adsorption and release of lithium ions; and a coating layer formed on the surface of the core, where the coating layer comprises the first sulfide-based solid electrolyte, and an all-solid-state battery comprising the positive electrode.
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公开(公告)号：EP4397626A1
公开(公告)日：2024-07-10
申请号：EP23150141.2
申请日：2023-01-03
申请人： Umicore , Umicore Finland OY
CPC分类号： C01G53/006 , C01G53/04 , C01P2004/6120130101 , C01P2004/5120130101 , C01P2006/1220130101 , C01P2006/1420130101 , C01G53/42 , H01M4/525 , C01P2004/8420130101 , C01P2002/5420130101 , H01M4/505 , H01M4/366 , H01M2004/02820130101 , H01M10/0525
摘要： The present invention relates to a powderous material of hydroxide or oxyhydroxide of one or more metal elements for preparing positive electrode active material for batteries, wherein the one or more metal elements include at least one of Ni, Co and Mn, wherein the powderous material comprises particles having a core and a shell surrounding the core, wherein the core has a total area (Ac) and the shell has a total area (As) on a cross-section plane of the particle, wherein the shell has a void area percentage of at least 20% and at most 99% based on the total area of the shell (As), as determined based on cross-section SEM image analysis.
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公开(公告)号：EP3513448B1
公开(公告)日：2024-07-10
申请号：EP17765185.8
申请日：2017-09-12
IPC分类号： H01M4/505 , H01M4/525 , H01M4/58 , H01M10/0525 , H01M10/0567 , H01M10/0568 , H01M10/0569
CPC分类号： H01M4/505 , H01M4/525 , H01M4/5825 , H01M10/0525 , H01M10/0567 , H01M10/0568 , H01M10/0569 , H01M2300/003420130101 , Y02E60/10
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37.发明公开
公开(公告)号：EP4394979A1
公开(公告)日：2024-07-03
申请号：EP23788585.0
申请日：2023-04-12
发明人： HWANG, Sunwook , HAN, Hyeaeun , KIM, Dong Kyu
IPC分类号： H01M10/0565 , H01M10/056 , H01M10/42 , H01M10/052 , H01M4/525 , H01M4/505
CPC分类号： H01M10/0565 , H01M10/052 , H01M4/505 , H01M10/056 , H01M4/525 , H01M10/42 , Y02E60/10
摘要： Disclosed is an electrolyte for a lithium secondary battery of forming a cationic polymer backbone to minimize the movement of anions, thereby accelerating cations, and improving additional lithium-ion transfer capability and mechanical properties by including an oxide-based ceramic, and a lithium secondary battery comprising the same. The electrolyte for a lithium secondary battery comprises a polymer electrolyte containing a hydrocarbon-based polymer compound containing a cationic functional group; a flame-retardant liquid electrolyte; and a cross-linking agent.
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公开(公告)号：EP4394942A1
公开(公告)日：2024-07-03
申请号：EP22945367.5
申请日：2022-06-10
发明人： CHENG, Shiyang , SHITABA, Jumpei , LANG, Ye , LU, Yuhao
摘要： This application provides a positive electrode material, including a lithium transition metal oxide. As tested by X-ray diffractometry, a full width at half maximum FWHM(101) of a (101) crystal plane diffraction peak and a full width at half maximum FWHM(104) of a (104) crystal plane diffraction peak of the positive electrode material satisfy: FWHM(101)/FWHM(104) ≤ 0.7. This application further provides an electrochemical device and an electronic device that includes the positive electrode material. The positive electrode material is of excellent structural stability under high temperature and high voltage, and is of excellent kinetic performance under high-rate charging and discharging conditions.
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39.发明公开
公开(公告)号：EP4394907A1
公开(公告)日：2024-07-03
申请号：EP22307066.5
申请日：2022-12-30
申请人： Automotive Cells Company SE , SAFT
发明人： Ben Ali, Imed Eddine , Zier, Martin
CPC分类号： H01M4/0435 , H01M4/0416 , H01M4/505 , H01M4/525 , H01M4/583 , H01M4/625
摘要： The invention relates to a method for manufacturing a dry electrode for batteries, said method comprising the preparation of a primary film of electrode materials blend which is then calendered and the formed calendered film is laminated on the surfaces of a current collector.
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公开(公告)号：EP4391106A1
公开(公告)日：2024-06-26
申请号：EP23212406.5
申请日：2023-11-27
发明人： Son, Inhyuk , Kapylou, Andrei , Mah, Sangkook , Jo, Sungnim , Shim, Kyueun
IPC分类号： H01M4/131 , H01M4/133 , H01M4/136 , H01M4/36 , H01M4/505 , H01M4/525 , H01M4/58 , H01M4/587 , H01M4/62 , H01M10/0525
CPC分类号： H01M10/0525 , H01M4/505 , H01M4/525 , H01M4/131 , H01M4/136 , H01M4/133 , H01M4/364 , H01M4/366 , H01M4/582 , H01M4/587 , H01M4/625 , H01M4/622
摘要： A composite cathode active material, a method of preparing the composite cathode active material, and a cathode and a lithium battery each including the composite cathode active material are provided. The composite cathode active material includes a core including a lithium transition metal oxide and a shell on the surface of the core, wherein the shell comprises a conductive carbon-based composite including a first metal oxide represented by formula MaOb (0
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