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1. 发明公开

EP3712915A1 NON-AQUEOUS LITHIUM-TYPE ELECTRICITY STORAGE ELEMENT 有权
公开(公告)号：EP3712915A1
公开(公告)日：2020-09-23
申请号：EP18879358.2
申请日：2018-11-13
申请人： ASAHI KASEI KABUSHIKI KAISHA
发明人： KIMURA, Yuima , UMETSU, Kazuteru , HIRAKAWA, Yuichiro , MORITA, Hitoshi , OKADA, Nobuhiro
IPC分类号： H01G11/06 , H01G11/24 , H01G11/26 , H01G11/30 , H01G11/46 , H01G11/54 , H01M4/13 , H01M4/133 , H01M4/36 , H01M4/38 , H01M4/485 , H01M4/505 , H01M4/525 , H01M4/58 , H01M4/587 , H01M4/62 , H01M4/64 , H01M10/052
摘要： Provided is a non-aqueous lithium-type electricity storage element which includes a positive electrode current collector having a positive electrode active material layer disposed thereon, wherein, in a solid-state 7 Li-NMR spectrum of the positive electrode active material layer, a signal area ratio a/b, which is the ratio of a signal area ratio of component A having a signal at least at -2 to 2.5 ppm to a signal area of component B having a signal at -6 to -2.5 ppm is 1.5 to 20.0.

2. 发明公开

EP3392896A1 NONAQUEOUS LITHIUM POWER STORAGE ELEMENT 有权转让
公开(公告)号：EP3392896A1
公开(公告)日：2018-10-24
申请号：EP17741566.8
申请日：2017-01-20
申请人： Asahi Kasei Kabushiki Kaisha
发明人： UMETSU, Kazuteru , OKADA, Nobuhiro , HIRAOKA, Koichi , HOSOKIBARA, Atsushi , SUETOMI, Taku
IPC分类号： H01G11/46 , H01G11/06 , H01M4/1393 , H01M10/052 , H01M10/0567 , H01M10/0585
摘要： Provided is a nonaqueous lithium power storage element that can suppress excessive decomposition of a lithium compound remaining in a positive electrode, can suppress gas generation at high voltages, and can suppress capacity declines during high-load charge/discharge cycling. The nonaqueous lithium power storage element according to the present embodiment has a positive electrode that contains a lithium compound other than an active material, a negative electrode, a separator, and a lithium ion-containing nonaqueous electrolyte, wherein in the elemental map provided by SEM-EDX of the surface of the positive electrode, the area overlap ratio U 1 of the fluorine map relative to the oxygen map, as provided by binarization based on the average value of the brightness values, is 40% to 99%.

3. 发明公开

EP3392893A1 NONAQUEOUS LITHIUM STORAGE ELEMENT 有权转让
公开(公告)号：EP3392893A1
公开(公告)日：2018-10-24
申请号：EP17741570.0
申请日：2017-01-20
申请人： Asahi Kasei Kabushiki Kaisha
发明人： UMETSU, Kazuteru , OKADA, Nobuhiro , KAMIJO, Takeshi
IPC分类号： H01G11/06 , H01G11/24 , H01G11/26 , H01G11/50 , H01G11/70 , H01M4/1393 , H01M10/052 , H01M10/0567 , H01M10/0585
CPC分类号： H01G11/06 , H01G11/24 , H01G11/26 , H01G11/34 , H01G11/50 , H01G11/70 , H01M4/1393 , H01M10/052 , H01M10/0567 , H01M10/0585 , Y02E60/13 , Y02T10/7022
摘要： A nonaqueous lithium storage element in which a nonporous positive electrode collector and a nonporous negative electrode collector are used, said storage element: having high output and high energy density without lowering electron conductivity in a positive electrode containing a lithium compound; having exceptional high-load charge and discharge cycle characteristics; adjusting the change in potential of a positive electrode active material layer coated on both surfaces of the nonporous positive electrode collector; and minimizing gas generated due to excess decomposition of the lithium compound remaining in the positive electrode under high temperature, high voltage conditions, wherein it is possible to suppress a rise in resistance by mitigating any uneven distribution of ions in an electrolytic solution in the high-load charge and discharge cycle, and suppress decomposition of the lithium compound in the positive electrode under high voltage conditions to inhibit gas generation, the expression 0.1 µm ≤ X 1 ≤ 10.0 µm being satisfied, where X 1 is the average particle diameter of the lithium compound in the storage element, and the expressions 2.0 µm ≤ Y 1 ≤ 20.0 µm, and X 1 1 being satisfied, where Y 1 is the average particle diameter of the positive electrode active material.

4. 发明授权

EP3392895B1 NONAQUEOUS LITHIUM POWER STORAGE ELEMENT 有权转让
公开(公告)号：EP3392895B1
公开(公告)日：2020-03-11
申请号：EP17741575.9
申请日：2017-01-20
申请人： Asahi Kasei Kabushiki Kaisha
发明人： KUSUZAKA, Keita , UMETSU, Kazuteru , OKADA, Nobuhiro , KAMIJO, Takeshi , HOSOKIBARA, Atsushi , MATSUSHITA, Tadashi
IPC分类号： H01G11/24 , H01G11/06 , H01G11/34 , H01G11/46 , H01G11/50 , H01M4/1393 , H01M10/052 , H01M10/0567 , H01M10/0585 , H01M10/0525 , H01M10/42 , H01G11/60 , H01G11/62

5. 发明授权

EP3392892B1 NONAQUEOUS LITHIUM-TYPE POWER STORAGE ELEMENT 有权转让
公开(公告)号：EP3392892B1
公开(公告)日：2020-03-11
申请号：EP17741568.4
申请日：2017-01-20
申请人： Asahi Kasei Kabushiki Kaisha
发明人： KIMURA, Yuima , UMETSU, Kazuteru , MORITA, Hitoshi , OKADA, Nobuhiro , HIRAKAWA, Yuichiro , YAMAHATA, Yusuke
IPC分类号： H01G11/06 , H01G11/24 , H01G11/28 , H01G11/84 , H01M4/1393 , H01M10/052 , H01M10/0567 , H01M10/0585 , H01G11/34 , H01G11/50 , H01G11/86 , H01M10/0525

6. 发明授权

EP3392896B1 NONAQUEOUS LITHIUM POWER STORAGE ELEMENT 有权转让
公开(公告)号：EP3392896B1
公开(公告)日：2020-01-08
申请号：EP17741566.8
申请日：2017-01-20
申请人： Asahi Kasei Kabushiki Kaisha
发明人： UMETSU, Kazuteru , OKADA, Nobuhiro , HIRAOKA, Koichi , HOSOKIBARA, Atsushi , SUETOMI, Taku
IPC分类号： H01G11/06 , H01G11/24 , H01G11/38 , H01G11/50 , H01G11/84 , H01M4/1393 , H01M10/052 , H01M10/0567 , H01M10/0585 , H01M4/58 , H01M10/0525 , H01M10/0568 , H01M10/0569 , H01M4/02 , H01G11/26 , H01G11/60 , H01G11/62 , H02J9/00

7. 发明公开

EP3392897A1 NONAQUEOUS LITHIUM-TYPE POWER STORAGE ELEMENT 有权转让
公开(公告)号：EP3392897A1
公开(公告)日：2018-10-24
申请号：EP17741574.2
申请日：2017-01-20
申请人： Asahi Kasei Kabushiki Kaisha
发明人： KAMIJO, Takeshi , KUSUZAKA, Keita , UMETSU, Kazuteru , MURAKAMI, Kimiya , OKADA, Nobuhiro
IPC分类号： H01G11/46 , H01G11/06 , H01M4/1393 , H01M10/052 , H01M10/0567 , H01M10/0585
摘要： A nonaqueous lithium-type power storage element contains a nonaqueous electrolytic solution that contains a positive electrode, a negative electrode, a separator, and a lithium ion. The negative electrode has a negative electrode active material layer containing a negative electrode active material, said layer being provided on one surface or both surfaces of the negative electrode collector. The positive electrode has a positive electrode collector and a positive electrode active material layer containing a positive electrode active material provided on one surface or both surfaces of the positive electrode collector. The expression 1.04 ≤ b/a ≤ 5.56 obtains, where, in the solid 7 Li-NMR spectrum of the positive electrode active material layer, "a" is the peak area at -40 ppm to 40 ppm obtained by measuring with a repeated standby time of 10 seconds, and "b" is the peak area at -40 ppm to 40 ppm obtained by measuring with a repeated standby time of 3,000 seconds.

8. 发明公开

EP3352188A1 NONAQUEOUS LITHIUM-TYPE POWER STORAGE ELEMENT 有权转让
公开(公告)号：EP3352188A1
公开(公告)日：2018-07-25
申请号：EP17741567.6
申请日：2017-01-20
申请人： Asahi Kasei Kabushiki Kaisha
发明人： UMETSU, Kazuteru , HIRAKAWA, Yuichiro , KIMURA, Yuima , MORITA, Hitoshi , OKADA, Nobuhiro
IPC分类号： H01G11/30 , H01G11/06 , H01G11/24 , H01G11/64 , H01M4/1393 , H01M10/052 , H01M10/0567 , H01M10/0585
摘要： Provided is a nonaqueous lithium-type power storage element in which a lithium compound is included in positive electrode, wherein energy loss due to voltage decrease under high temperatures and high voltages is reduced, and the high-load charge and discharge cycle characteristics are exceptional. A nonaqueous lithium-type power storage element has a positive electrode containing a lithium compound other than a positive electrode active material, a negative electrode, a separator, and a nonaqueous electrolytic solution containing a lithium ion, wherein: the positive electrode has a positive electrode collector, and a positive electrode active material layer that contains a positive electrode active material and is provided on one surface or both surfaces of the positive electrode collector; the negative electrode has a negative electrode collector, and a negative electrode active material layer that contains a negative electrode active material and is provided on one surface or both surfaces of the negative electrode collector; the relationship 2≤C≤300 is satisfied, where C (ppm) is the concentration of elemental Na and/or K in the positive electrode active material; and the relationship 1.0≤D≤15, 10≤E≤100, 0.2≤C/D≤38, and 0.1≤C/E≤7.2 are satisfied, where D (g/m 2 ) is the basis weight of the lithium compound, exclusive of the positive electrode active material, contained in the positive electrode active material layer on one surface of the positive electrode; and E (g/m 2 ) is the basis weight of the positive electrode active material, contained in the positive electrode active material layer on one surface of the cathode.

9. 发明公开

EP3168849A1 NONAQUEOUS LITHIUM-TYPE POWER STORAGE ELEMENT 有权
标题翻译：非水锂电蓄电元件
公开(公告)号：EP3168849A1
公开(公告)日：2017-05-17
申请号：EP15818609.8
申请日：2015-07-08
申请人： Asahi Kasei Kabushiki Kaisha
发明人： OKADA, Nobuhiro , KIMURA, Yuima , YAMAHATA, Yusuke , SAITO, Osamu , NIIMURA, Kensuke , TAKAMI, Hidefumi
IPC分类号： H01G11/32 , H01G11/06 , H01G11/24 , H01G11/50 , H01G11/60 , H01G11/62
CPC分类号： H01M4/587 , H01G11/06 , H01G11/24 , H01G11/32 , H01G11/50 , H01G11/52 , H01G11/60 , H01G11/62 , H01M4/133 , H01M4/366 , H01M10/0525 , H01M10/056 , H01M10/0567 , H01M10/0568 , H01M10/0569 , H01M2004/021 , H01M2004/027 , H01M2300/0025 , H01M2300/0037 , Y02E60/13 , Y02T10/7011 , Y02T10/7022
摘要： A non-aqueous lithium-type power storage element obtained by a non-aqueous liquid electrolyte and an electrode laminate having a negative electrode body, a positive electrode body, and a separator being accommodated in an exterior body, wherein: the negative electrode body contains a negative electrode current collector and a negative electrode active material including a carbon material capable of occluding and releasing lithium ions; the negative electrode active material is selected from composite porous materials in which a carbonaceous material is caused to adhere to activated carbon and composite porous materials in which a carbonaceous material is caused to adhere to carbon black, and is doped with lithium ions at 530-2500 mAh/g per unit weight of the composite porous material; the non-aqueous electrolytic solution contains 0.5 mol/L or more of a lithium salt; and an extract obtained by extracting a negative electrode active material layer using water contains (a)SO 3 2- ions and/or (b)SO 4 2- ions in a range of 3.0 × 10 -8 to 5.0 × 10 -6 mol/m 2 per unit surface area of the negative electrode active material layer.
摘要翻译：一种由非水电解液和电极层叠体构成的非水系锂系蓄电元件，其特征在于，在外装体内收纳负极体，正极体和隔板，所述负极体含有负极集电体和包含能够吸藏和释放锂离子的碳材料的负极活性材料; 负极活性材料选自其中使含碳材料粘附到活性炭的复合多孔材料和其中使碳质材料粘附到炭黑并在530-2500下掺杂锂离子的复合多孔材料单位重量的复合多孔材料的mAh / g; 非水电解液含有0.5mol / L以上的锂盐; 使用水提取负极活性物质层而得到的提取物含有每单位3.0×10 -8〜5.0×10 -6 mol / m 2的（a）SO 32 - 离子和/或（b）SO 4 2-离子负极活性物质层的表面积。

10. 发明公开

EP2950319A1 LITHIUM ION CAPACITOR 有权转让
标题翻译：锂离子电容器
公开(公告)号：EP2950319A1
公开(公告)日：2015-12-02
申请号：EP14743981.4
申请日：2014-01-21
申请人： Asahi Kasei Kabushiki Kaisha
发明人： OKADA, Nobuhiro , SAITO, Osamu , NIIMURA, Kensuke
IPC分类号： H01G11/52 , H01G11/24
CPC分类号： H01G11/06 , H01G11/24 , H01G11/26 , H01G11/34 , H01G11/52 , H01M2/166 , H01M2/1686 , Y02E60/13 , Y02T10/7022
摘要： Provided is a lithium ion capacitor that is capable, during internal short circuiting, of suppressing an increase in capacitor temperature and controlling the onset of gasification, smoking and ignition, and of having preferably both low resistance (i.e., high output density) and high cycle characteristics. The lithium ion capacitor comprises an electrode laminated body stored in a casing together with a non-aqueous electrolytic solution containing a lithium ion-containing electrolyte; wherein the electrode laminated body is laminated so that a negative electrode collector having a negative electrode active material comprised of a carbon material, and a positive electrode body having a positive electrode active material face each other through a laminated separator where a polyolefin porous membrane and an insulating porous membrane are laminated; and characterized in that the insulating porous membrane is in contact with the negative electrode body.
摘要翻译：提供一种锂离子电容器，其在内部短路期间能够抑制电容器温度的增加并且控制气化，吸烟和点火的开始，并且优选具有低电阻（即，高输出密度）和高循环特点。锂离子电容器包括与含有含锂离子电解质的非水电解液一起存储在壳体中的电极层叠体，其中，所述电极层叠体被层叠成使得具有由碳材料构成的负极活性材料的负极集电体和具有正极活性材料的正极体通过层压隔板彼此面对，其中聚烯烃多孔膜和绝缘多孔膜被层压; 并且其特征在于绝缘多孔膜与负电极体接触。

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