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公开(公告)号：EP4350800A1
公开(公告)日：2024-04-10
申请号：EP22815741.8
申请日：2022-04-19
申请人： Panasonic Intellectual Property Management Co., Ltd. , Panasonic Intellectual Property Management Co., Ltd.
IPC分类号： H01M4/13 , H01M4/36 , H01M4/525 , H01M4/62 , H01M10/052 , H01M10/0562
摘要： A coated active material 110 includes a positive electrode active material 101 and a coating layer 104 coating at least a portion of a surface of the positive electrode active material 101. The coating layer 104 includes a first coating layer 102, which contains a first solid electrolyte, and a second coating layer 103, which contains a base material. The first coating layer 102 is located outside of the second coating layer 103. The first solid electrolyte contains Li, M, and X, where M is at least one selected from the group consisting of metalloid elements and metal elements other than Li, and X is at least one selected from the group consisting of F, Cl, Br, and I. A ratio of a specific surface area of the coated active material 110 to a specific surface area of the positive electrode active material 101 coated with the second coating layer 103 is less than or equal to 42%.
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公开(公告)号：EP4350801A1
公开(公告)日：2024-04-10
申请号：EP22815781.4
申请日：2022-05-06
发明人： NAGAO, Kenji , SUGIMOTO, Yuta , HASHIMOTO, Kazuya , SASAKI, Izuru
IPC分类号： H01M4/13 , H01M4/36 , H01M4/525 , H01M10/052 , H01M10/0562
摘要： A coated active material 110 includes a positive electrode active material 101 and a coating layer 104 coating at least a portion of a surface of the positive electrode active material 101. The coating layer 104 includes a first coating layer 102 and a second coating layer 103. The first coating layer 102 is located outside of the second coating layer 103. A percentage of change in specific surface area from a specific surface area of the positive electrode active material 101 coated with the second coating layer 103 to a specific surface area of the coated active material 110 is greater than or equal to -62.8% and less than or equal to +3.79%.
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公开(公告)号：EP3745522A1
公开(公告)日：2020-12-02
申请号：EP18902279.1
申请日：2018-11-14
IPC分类号： H01M10/0585 , C01F17/00 , C01G25/00 , H01B1/06 , H01M4/131 , H01M4/505 , H01M4/525 , H01M4/62 , H01M10/052 , H01M10/0562 , H01M10/0565
摘要： Provided is a battery (1000) comprising a cathode (201), an anode (202), and an electrolyte layer (100). The electrolyte layer (100) includes a first electrolyte layer (101) and a second electrolyte layer (102). The first electrolyte layer (101) includes a first solid electrolyte material. The second electrolyte layer (102) includes a second solid electrolyte material which is different from the first solid electrolyte material. The first solid electrolyte material includes lithium, at least one kind selected from the group consisting of metalloid elements and metal elements other than lithium, and at least one kind selected from the group consisting of chlorine and bromine. The first solid electrolyte material does not include sulfur.
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公开(公告)号：EP3419102A1
公开(公告)日：2018-12-26
申请号：EP18177889.5
申请日：2018-06-15
发明人： TSUTSUI, Yasutaka , SUGIMOTO, Yuta
IPC分类号： H01M10/42
摘要： A battery module includes a first liquid battery (10) and a first solid battery (20, 22). The first liquid battery is a unit cell. The first solid battery is a unit cell that has a larger volume than a volume of the first liquid battery.
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公开(公告)号：EP4404296A1
公开(公告)日：2024-07-24
申请号：EP22867137.6
申请日：2022-08-08
发明人： SUGIMOTO, Yuta , HASHIMOTO, Kazuya
IPC分类号： H01M4/36 , C01G23/00 , H01M4/62 , H01M10/052 , H01M10/0562 , H01M10/0565
CPC分类号： Y02E60/10 , C01G23/00 , H01M4/36 , H01M4/62 , H01M10/0562 , H01M10/0565 , H01M10/052
摘要： A coated active material 130 of the present disclosure includes: an active material 110; and a coating layer 111 including a first solid electrolyte, the coating layer 111 coating at least a portion of a surface of the active material 110. The first solid electrolyte includes Li, Ti, M, and F, the M is at least one selected from the group consisting of Ca, Mg, Al, Y, and Zr, and a ratio of a specific surface area of the coated active material 130 to a specific surface area of the active material 110 is smaller than 123%.
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公开(公告)号：EP4350802A1
公开(公告)日：2024-04-10
申请号：EP22815782.2
申请日：2022-05-06
发明人： NAGAO, Kenji , SUGIMOTO, Yuta , HASHIMOTO, Kazuya , SASAKI, Izuru
IPC分类号： H01M4/13 , H01M4/36 , H01M4/525 , H01M4/62 , H01M10/052 , H01M10/0562
摘要： At least one selected from the group consisting of the following conditions is satisfied: a condition that a percentage of change from a cumulative value S 1 to a cumulative value S 2 is greater than or equal to -78.0% and less than or equal to -15.0%; and a condition that a percentage of change from a value S 3 to a value S 4 is greater than or equal to -77.0% and less than or equal to -12.0%, where the cumulative value S 1 is a value representing a sum of differential pore volumes dV/dD over a range of pore diameters of 2 nm to 100 nm of a positive electrode active material 101 coated with a second coating layer 103, the cumulative value S 2 is a value representing a sum of the differential pore volumes dV/dD over a range of pore diameters of 2 nm to 100 nm of a coated active material 110, the value S 3 is a value of the differential pore volume dV/dD at a pore diameter of 3 nm of the positive electrode active material 101 coated with the second coating layer 103, and the value S 4 is a value of the differential pore volume dV/dD at a pore diameter of 3 nm of the coated active material 110.
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公开(公告)号：EP4349786A1
公开(公告)日：2024-04-10
申请号：EP22811070.6
申请日：2022-04-19
IPC分类号： C01G35/02 , H01M4/139 , H01M4/62 , H01M10/0562 , H01M10/0585
摘要： A positive electrode material 1000 includes a positive electrode active material 110, a solid electrolyte 100, and an organic solvent 111. The solid electrolyte 100 contains Li, M, O, and X. M is at least one selected from the group consisting of Ta and Nb. X is at least one selected from the group consisting of F, Cl, Br, and I. The organic solvent 111 has a boiling point of less than or equal to 212°C.
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公开(公告)号：EP3745519A1
公开(公告)日：2020-12-02
申请号：EP18902210.6
申请日：2018-12-12
IPC分类号： H01M10/0562 , C01B25/14 , C01F17/00 , C01G25/04 , H01M4/133 , H01M4/62 , H01M10/052
摘要： Provided is a battery in which the internal resistance is further decreased. The present disclosure provides a battery, comprising a positive electrode, a negative electrode, and an electrolyte layer provided between the positive electrode and the negative electrode. The electrolyte layer includes a first solid electrolyte material. The first solid electrolyte material includes Li, M, and X, and does not include sulfur. M is at least one selected from the group consisting of metalloid elements and metal elements other than Li. X is at least one selected from the group consisting of Cl, Br, and I. The negative electrode includes a negative electrode active material and a sulfide solid electrolyte.
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公开(公告)号：EP3745499A1
公开(公告)日：2020-12-02
申请号：EP18902206.4
申请日：2018-11-26
IPC分类号： H01M4/13 , C01F17/00 , C01G53/00 , H01M4/131 , H01M4/36 , H01M4/505 , H01M4/525 , H01M4/62 , H01M10/052 , H01M10/0562
摘要： Provided is a cathode material including a cathode active material; a coating layer which coats at least a part of a surface of the cathode active material, and which includes a first solid electrolyte material; and a second solid electrolyte material. The first solid electrolyte material includes Li, M, and X; however, does not include sulfur. M includes at least one element selected from the group consisting of metalloid elements and metal elements other than Li. X includes at least one element selected from the group consisting of Cl and Br.
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公开(公告)号：EP4404291A1
公开(公告)日：2024-07-24
申请号：EP22867091.5
申请日：2022-07-21
发明人： SUGIMOTO, Yuta , HASHIMOTO, Kazuya
IPC分类号： H01M4/13 , C01B25/14 , C01G23/00 , C01G53/00 , H01M4/36 , H01M4/62 , H01M10/052 , H01M10/0562
CPC分类号： Y02E60/10 , C01B25/14 , C01G23/00 , C01G53/00 , H01M4/13 , H01M4/36 , H01M4/62 , H01M10/0562 , H01M10/052
摘要： A positive electrode material 10 includes a positive electrode active material 101, a coating layer 102, and a second solid electrolyte 105. The coating layer 102 contains a first solid electrolyte and coats at least a portion of a surface of the positive electrode active material 101. The first solid electrolyte contains Li, Ti, M, and X, where M is at least one selected from the group consisting of metalloid elements and metal elements other than Li or Ti, and X is at least one selected from the group consisting of F, Cl, Br, and I. The second solid electrolyte 105 is in indirect contact with the positive electrode active material 101 with the coating layer 102 disposed between the second solid electrolyte 105 and the positive electrode active material 101. A ratio of a volume of the first solid electrolyte to a total volume of the first solid electrolyte and the second solid electrolyte 105 is greater than or equal to 4% and less than or equal to 45%.
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