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公开(公告)号：EP3188292A1
公开(公告)日：2017-07-05
申请号：EP15835510.7
申请日：2015-08-21
发明人： OHSAWA, Yasuhiko , SATOU, Hajime , AKAMA, Hiroshi , HORIE, Hideaki , MIZUNO, Yusuke , FUKUMOTO, Hiroshi , OKURA, Masatoshi , SHINDO, Yasuhiro , TSUDO, Yasuhiro
IPC分类号： H01M4/66 , H01M4/70 , H01M10/052
摘要： The present invention provides a means for improving the output performance of a battery.
An electrical connection structure of the present invention includes a current collector which includes a conductive resin layer containing a polymer material and a conductive filler and a conductive member which is in electrical contact with the conductive filler.摘要翻译： 本发明提供了用于改善电池的输出性能的手段。 本发明的电连接结构包括集电器，该集电器包括含有聚合物材料和导电填料的导电树脂层以及与导电填料电接触的导电构件。
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公开(公告)号：EP3188292B1
公开(公告)日：2020-04-08
申请号：EP15835510.7
申请日：2015-08-21
发明人： OHSAWA, Yasuhiko , SATOU, Hajime , AKAMA, Hiroshi , HORIE, Hideaki , MIZUNO, Yusuke , FUKUMOTO, Hiroshi , OKURA, Masatoshi , SHINDO, Yasuhiro , TSUDO, Yasuhiro
IPC分类号： H01M4/66 , H01M4/70 , H01M10/052
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公开(公告)号：EP3614464A1
公开(公告)日：2020-02-26
申请号：EP18788333.5
申请日：2018-04-20
发明人： SUENAGA, Takuya , KAWAKITA, Kenichi , KUSACHI, Yuki , OHSAWA, Yasuhiko , SATOU, Hajime , AKAMA, Hiroshi , HORIE, Hideaki
IPC分类号： H01M4/139 , H01M4/36 , H01M4/62 , H01M10/052 , H01M10/0566 , H01M10/0585
摘要： The present invention provides a method of producing an electrode active material molded body for a lithium-ion battery suitable for the production of a lithium-ion battery, and a method of producing a lithium-ion battery using the electrode active material molded body, wherein the methods can reduce the time, work, equipment, and the like required for the production. The present invention provides a method of producing an electrode composition molded body for a lithium-ion battery, including: a molding step of molding a composition containing an electrode active material for a lithium-ion battery and an electrolyte solution into an electrode active material molded body for a lithium-ion battery as an unbound product of the electrode active material for a lithium-ion battery, wherein the composition has an electrolyte solution content of 0.1 to 40 wt% based on the weight of the composition.
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4.发明授权ELECTRODE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AS WELL AS ELECTRODE AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY USING THE SAME 有权用于非水电解质二次电池的电极材料，以及使用该电极和非水电解质二次电池的电极材料
公开(公告)号：EP3057159B1
公开(公告)日：2017-06-14
申请号：EP14851710.5
申请日：2014-10-03
发明人： OHSAWA, Yasuhiko , HORIE, Hideaki , AKAMA, Hiroshi , KUSACHI, Yuki , MURAKAMI, Yuta , KAWAKITA, Kenichi , MIZUNO, Yusuke , TSUDO, Yasuhiro , SHINDO, Yasuhiro
CPC分类号： H01M4/366 , H01M4/0402 , H01M4/133 , H01M4/139 , H01M4/583 , H01M4/587 , H01M4/621 , H01M4/622 , H01M4/625 , H01M4/668 , H01M10/0525 , H01M2004/029 , H01M2220/20 , Y02E60/122 , Y02P70/54 , Y02T10/7011
摘要： To provide a means that can minimize an increase in the internal resistance of a non-aqueous electrolyte secondary battery. A core-shell-type electrode material is used as an electrode active material layer of a non-aqueous electrolyte secondary battery, the core-shell-type electrode material having a core part including an electrode active material and a shell part in which a conductive material is contained in a base material formed by a gel-forming polymer having a tensile elongation at break of 10% or more in a gel state.
摘要翻译： 提供可以使非水电解质二次电池的内部电阻增加最小化的手段。 核壳型电极材料被用作非水电解质二次电池的电极活性材料层，所述核壳型电极材料具有包含电极活性材料的核部分和其中导电材料 材料包含在由凝胶状态下的断裂拉伸伸长率为10％以上的凝胶形成性聚合物形成的基材中。
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公开(公告)号：EP3104445A1
公开(公告)日：2016-12-14
申请号：EP15746097.3
申请日：2015-01-26
发明人： KUSACHI, Yuki , OHSAWA, Yasuhiko , AKAMA, Hiroshi , HORIE, Hideaki , MURAKAMI, Yuta , KAWAKITA, Kenichi , MIZUNO, Yusuke , TSUDO, Yasuhiro , SHINDO, Yasuhiro
IPC分类号： H01M10/052 , H01M4/36 , H01M10/0566
CPC分类号： H01M2/1673 , H01M4/366 , H01M4/62 , H01M4/622 , H01M4/625 , H01M10/052 , H01M10/0525 , H01M2300/0025 , H01M2300/0085 , Y02T10/7011
摘要： To provide a non-aqueous electrolyte secondary battery with improved energy density.
A non-aqueous electrolyte secondary battery comprising a positive electrode having a positive electrode active material layer, a negative electrode having a negative electrode active material layer, and an electrolyte layer having an electrolyte solution containing a non-aqueous solvent, wherein at least one of the positive electrode active material layer and the negative electrode active material layer contains an electrode material for a non-aqueous electrolyte secondary battery having a core part including an electrode active material and a shell part including a conductive material in a base material formed by a gel-forming polymer having a liquid absorption rate with respect to the electrolyte solution of 10 to 200%.摘要翻译： 提供能量密度提高的非水电解质二次电池。 1。一种非水电解质二次电池，其包含具有正极活性物质层的正极，具有负极活性物质层的负极和具有含有非水溶剂的电解液的电解质层，其中， 正极活性物质层和负极活性物质层含有非水电解质二次电池用电极材料，该非水电解质二次电池用电极材料具有包含电极活性物质的核部分和在由凝胶形成的基材中包含导电材料的壳部分 形成相对于电解质溶液的液体吸收率为10至200％的聚合物。
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6.发明公开ELECTRODE FOR LITHIUM-ION CELL, LITHIUM-ION CELL, AND METHOD FOR MANUFACTURING ELECTRODE FOR LITHIUM-ION CELL 审中-公开电极的锂离子电池，锂离子电池及其制备方法电极的锂离子电池
公开(公告)号：EP3086387A1
公开(公告)日：2016-10-26
申请号：EP14871738.2
申请日：2014-12-12
发明人： MIZUNO, Yusuke , SHINDO, Yasuhiro , TSUDO, Yasuhiro , KAWAKITA, Kenichi , KUSACHI, Yuki , OHSAWA, Yasuhiko , SATOU, Hajime , AKAMA, Hiroshi , HORIE, Hideaki
IPC分类号： H01M4/13 , H01M4/139 , H01M4/36 , H01M4/525 , H01M4/58 , H01M4/62 , H01M10/0566 , H01M10/058
CPC分类号： H01M4/131 , H01M2/1673 , H01M4/0404 , H01M4/0416 , H01M4/043 , H01M4/0471 , H01M4/13 , H01M4/133 , H01M4/139 , H01M4/1391 , H01M4/1393 , H01M4/366 , H01M4/483 , H01M4/485 , H01M4/583 , H01M4/624 , H01M4/625 , H01M4/661 , H01M4/663 , H01M4/667 , H01M4/806 , H01M4/808 , H01M10/0525 , H01M2004/021 , Y02T10/7011
摘要： The present invention aims to provide an electrode for lithium ion batteries which exhibits excellent electrical conductivity even if its thickness is large. The electrode for lithium ion batteries of the present invention includes a first main surface to be located adjacent to a separator of a lithium ion battery and a second main surface to be located adjacent to a current collector of the lithium ion battery. The electrode has a thickness of 150 to 5000 µm. The electrode contains, between the first main surface and the second main surface, a conductive member (A) made of an electronically conductive material and a large number of active material particles (B). At least part of the conductive member (A) forms a conductive path that electrically connects the first main surface to the second main surface. The conductive path is in contact with the active material particles (B) around the conductive path.
摘要翻译： 本发明旨在提供到电极的锂离子电池其表现出，即使其厚度较大优异的导电性。 对于本发明的锂离子电池的电极包括第一主表面被定位成邻近所述的锂离子电池的隔膜和第二主表面被定位相邻于锂离子电池的集电体。 所述电极的厚度为150至5000微米。 所述电极包含，第一主表面和第二主表面之间，由电子导电材料制成的导电构件（A）和大量活性物质颗粒（B）的。 在导电构件（A）的至少一部分形成的导电路径没有电的第一主表面连接到所述第二主表面上。 导电路径与周围的导电路径中的活性物质颗粒（B）接触。
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7.发明公开
公开(公告)号：EP3057159A1
公开(公告)日：2016-08-17
申请号：EP14851710.5
申请日：2014-10-03
发明人： OHSAWA, Yasuhiko , HORIE, Hideaki , AKAMA, Hiroshi , KUSACHI, Yuki , MURAKAMI, Yuta , KAWAKITA, Kenichi , MIZUNO, Yusuke , TSUDO, Yasuhiro , SHINDO, Yasuhiro
IPC分类号： H01M4/587 , H01M4/13 , H01M4/36 , H01M4/62 , H01M4/66 , H01M10/052 , H01M10/0565 , H01M10/0566 , H01M10/0568 , H01M10/0585
CPC分类号： H01M4/366 , H01M4/0402 , H01M4/133 , H01M4/139 , H01M4/583 , H01M4/587 , H01M4/621 , H01M4/622 , H01M4/625 , H01M4/668 , H01M10/0525 , H01M2004/029 , H01M2220/20 , Y02E60/122 , Y02P70/54 , Y02T10/7011
摘要： To provide a means that can minimize an increase in the internal resistance of a non-aqueous electrolyte secondary battery.
A core-shell-type electrode material is used as an electrode active material layer of a non-aqueous electrolyte secondary battery, the core-shell-type electrode material having a core part including an electrode active material and a shell part in which a conductive material is contained in a base material formed by a gel-forming polymer having a tensile elongation at break of 10% or more in a gel state.摘要翻译： 以提供bedeutet，DASS可以最大限度地减少在非水电解质二次电池的内部电阻增加。 核 - 壳型电极材料在非水电解质二次电池的电极活性材料层用作具有芯部，其包括电极活性材料和一壳部的芯 - 壳型电极材料，其中导电 材料被包含在由具有在凝胶状态的10％或更高的断裂拉伸伸长率的形成凝胶的聚合物形成的基材。
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公开(公告)号：EP3872898A1
公开(公告)日：2021-09-01
申请号：EP19877312.9
申请日：2019-10-21
发明人： KUSANO, Ryosuke , TSUDO, Yasuhiro , MARUYAMA, Yasuji , ONISHI, Kazuaki , OHSAWA, Yasuhiko , KUSACHI, Yuki , SATOU, Hajime , AKAMA, Hiroshi , HORIE, Hideaki
摘要： The present invention aims to provide a method for producing a pinhole-free thin resin current collector for negative electrodes. The method for producing a sheet-shaped resin current collector for negative electrodes of the present invention includes stacking three or more layers of melts of conductive resin compositions each containing a polyolefin and a conductive filler to obtain a multilayered body, wherein the polyolefin contained in each of the conductive resin compositions that form the respective layers of the multilayered body has a melt mass flow rate of 15 to 70 g/10 min as measured at a temperature of 230°C and a load of 2.16 kg in accordance with JIS K7210-1:2014.
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公开(公告)号：EP3614470A1
公开(公告)日：2020-02-26
申请号：EP18787461.5
申请日：2018-04-20
发明人： OHTA, Tomoya , NASU, Kotaro , KAWAKITA, Kenichi , SUENAGA, Takuya , MORI, Yusuke , OHSAWA, Yasuhiko , KUSACHI, Yuki , SATOU, Hajime , AKAMA, Hiroshi , HORIE, Hideaki
摘要： The present invention provides a viscous adhesive capable of retaining the shape of an electrode and allowing for production of an electrode for a lithium-ion battery having a structure in which the energy density of the electrode does not decrease. The present invention relates to a viscous adhesive for a lithium-ion electrode which allows active materials to adhere to each other in a lithium-ion electrode, the viscous adhesive having a glass transition temperature of 60°C or lower, a solubility parameter of 8 to 13 (cal/cm 3 ) 1/2 , and a storage shear modulus and a loss shear modulus of 2.0 × 10 3 to 5.0 × 10 7 Pa as measured in a frequency range of 10 -1 to 10 1 Hz at 20°C, wherein the viscous adhesive is an acrylic polymer essentially containing a constituent unit derived from a (meth)acrylic acid alkyl ester monomer, the proportion of the (meth)acrylic acid alkyl ester monomer in monomers constituting the viscous adhesive is 50 wt% or more based on the total monomer weight, and the proportion of a fluorine-containing monomer is less than 3 wt% based on the total monomer weight.
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公开(公告)号：EP3699988A1
公开(公告)日：2020-08-26
申请号：EP18868942.6
申请日：2018-10-15
发明人： KUSANO, Ryosuke , IKEDA, Yoshihiro , TSUDO, Yasuhiro , OHSAWA, Yasuhiko , KUSACHI, Yuki , SATOU, Hajime , AKAMA, Hiroshi , HORIE, Hideaki
IPC分类号： H01M4/66
摘要： To provide means for improving the cycle characteristics in a lithium ion battery.
A resin current collector includes a polyolefin resin, and a conductive carbon filler. The total surface area of the conductive carbon filler contained in 1 g of the resin current collector is 7.0 m 2 or more and 10.5 m 2 or less.
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