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1. 发明授权

EP2892097B1 CURRENT COLLECTOR FOR BATTERY AND BATTERY USING SAME 有权
公开(公告)号：EP2892097B1
公开(公告)日：2018-06-06
申请号：EP13832626.9
申请日：2013-08-29
申请人： Kaneka Corporation , Nissan Motor Company, Limited
发明人： OKU Satoshi , KATO Yusuke , WAKI Akiko , KIKUCHI Takashi , ITO Takashi , KOJIMA Masahiro , KANO Gentaro , INOUE Shiho , TANAKA Yasuyuki , WAKI Norihisa , MUROYA Yuji , MIYATAKE Kazuki , SHIMOIDA Yoshio , WAKABAYASHI Keisuke , MATSUNO Tomohisa , ISHIMOTO Seiji
IPC分类号： H01M4/66 , B32B15/085 , B32B18/00 , B32B27/18 , C23C14/14 , H01B5/02 , H01M10/04 , B32B15/08 , B32B15/088 , B32B15/092 , B32B27/28 , B32B27/30 , B32B27/36 , B32B7/02 , H01M10/052 , H01M10/0525
CPC分类号： H01M4/668 , B32B7/02 , B32B15/08 , B32B15/085 , B32B15/088 , B32B15/092 , B32B27/18 , B32B27/281 , B32B27/283 , B32B27/288 , B32B27/306 , B32B27/36 , B32B27/365 , B32B2264/105 , B32B2264/108 , B32B2307/202 , B32B2457/10 , H01M4/661 , H01M4/667 , H01M10/052 , H01M10/0525
摘要： A current collector for a battery comprising: (1) a layer (1) formed from an electrically conductive material including a polymer material 1 including at least one compound selected from the group consisting of following (a) to (d), and electrically conductive particles 1, (a) a polymer compound having an alicyclic structure, (b) a saturated hydrocarbon polymer compound having a hydroxyl group, (c) a phenoxy resin and an epoxy resin, and (d) an amine having an amine equivalent of 120 g/eq or less and an epoxy resin (provided that, a blending ratio of the epoxy resin and the amine is 1.0 or more in terms of a ratio of the number of active hydrogen atoms in the amine to the number of functional groups in the epoxy resin); (2) a layer (2) which is formed on at least one surface of the layer (1), and which is a metal thin film layer or the layer (2) formed from an electrically conductive material including a polymer material 2 and an electrically conductive carbon particles 2; and (3) a layer (3) formed from an electrically conductive material including a polymer material 3 and electrically conductive particles has a stability to an equilibrium potential environment in a negative electrode, a low electric resistance, a blocking property to a solvent in an electrolytic solution, and a blocking property to a component in an electrolyte. In addition, the current collector for a battery has a high capacity retention rate, and thus a battery durability is improved. When the current collector is used, it is possible to obtain a battery which realizes both of weight reduction and long-term reliability.

2. 发明公开

EP2892097A1 CURRENT COLLECTOR FOR BATTERY AND BATTERY USING SAME 有权
标题翻译：电池充电器电池电池
公开(公告)号：EP2892097A1
公开(公告)日：2015-07-08
申请号：EP13832626.9
申请日：2013-08-29
申请人： Kaneka Corporation , Nissan Motor Company, Limited
发明人： OKU Satoshi , KATO Yusuke , WAKI Akiko , KIKUCHI Takashi , ITO Takashi , KOJIMA Masahiro , KANO Gentaro , INOUE Shiho , TANAKA Yasuyuki , WAKI Norihisa , MUROYA Yuji , MIYATAKE Kazuki , SHIMOIDA Yoshio , WAKABAYASHI Keisuke , MATSUNO Tomohisa , ISHIMOTO Seiji
IPC分类号： H01M4/66 , B32B15/085 , B32B18/00 , B32B27/18 , C23C14/14 , H01B5/02 , H01M10/04
CPC分类号： H01M4/668 , B32B7/02 , B32B15/08 , B32B15/085 , B32B15/088 , B32B15/092 , B32B27/18 , B32B27/281 , B32B27/283 , B32B27/288 , B32B27/306 , B32B27/36 , B32B27/365 , B32B2264/105 , B32B2264/108 , B32B2307/202 , B32B2457/10 , H01M4/661 , H01M4/667 , H01M10/052 , H01M10/0525
摘要： A current collector for a battery comprising: (1) a layer (1) formed from an electrically conductive material including a polymer material 1 including at least one compound selected from the group consisting of following (a) to (d), and electrically conductive particles 1, (a) a polymer compound having an alicyclic structure, (b) a saturated hydrocarbon polymer compound having a hydroxyl group, (c) a phenoxy resin and an epoxy resin, and (d) an amine having an amine equivalent of 120 g/eq or less and an epoxy resin (provided that, a blending ratio of the epoxy resin and the amine is 1.0 or more in terms of a ratio of the number of active hydrogen atoms in the amine to the number of functional groups in the epoxy resin); (2) a layer (2) which is formed on at least one surface of the layer (1), and which is a metal thin film layer or the layer (2) formed from an electrically conductive material including a polymer material 2 and an electrically conductive carbon particles 2; and (3) a layer (3) formed from an electrically conductive material including a polymer material 3 and electrically conductive particles has a stability to an equilibrium potential environment in a negative electrode, a low electric resistance, a blocking property to a solvent in an electrolytic solution, and a blocking property to a component in an electrolyte. In addition, the current collector for a battery has a high capacity retention rate, and thus a battery durability is improved. When the current collector is used, it is possible to obtain a battery which realizes both of weight reduction and long-term reliability.
摘要翻译：一种用于电池的集流器，包括：（1）由导电材料形成的层（1），所述导电材料包括聚合物材料1，所述聚合物材料1包括选自以下（a）至（d）中的至少一种化合物和导电颗粒1，（a）具有脂环结构的高分子化合物，（b）具有羟基的饱和烃高分子化合物，（c）苯氧基树脂和环氧树脂，和（d）胺当量为120 g / eq以下和环氧树脂（前提是环氧树脂和胺的配合比以胺的活性氢原子数与该官能团的数目的比例为1.0以上环氧树脂）; （2）形成在层（1）的至少一个表面上并且是金属薄膜层的层（2）或由包含聚合物材料2和导电材料2的导电材料形成的层（2）导电碳颗粒2; 和（3）由包含聚合物材料3和导电颗粒的导电材料形成的层（3）具有对负极中的平衡势环境的稳定性，低电阻，对溶剂中的溶剂的粘合性电解液，以及电解质中的成分的阻塞性。此外，电池用集电体具有高的容量保持率，从而提高了电池的耐久性。当使用集电器时，可以获得实现重量减轻和长期可靠性两者的电池。

3. 发明授权

EP2716448B1 MULTILAYER CONDUCTIVE FILM, CURRENT COLLECTOR USING SAME, BATTERY AND BIPOLAR BATTERY 有权
公开(公告)号：EP2716448B1
公开(公告)日：2018-10-17
申请号：EP12788921.0
申请日：2012-05-22
申请人： Kaneka Corporation , NISSAN MOTOR CO., LTD.
发明人： KATO Yusuke , KOJIMA Masahiro , MUKAI Ryutaro , KUSAKABE Masato , OGINO Hiroyuki , KIKUCHI Takashi , ITO Takashi , OKU Satoshi , WAKI Akiko , INOUE Shiho , MUROYA Yuji , WAKI Norihisa , TANAKA Yasuyuki , IBUKA Shigeo , SHIMOIDA Yoshio
IPC分类号： H01M4/66 , H01M10/0525 , B32B27/08 , B32B27/20 , B32B27/32 , C08J7/04 , C08K3/04 , H01M4/02 , B32B27/28
CPC分类号： H01M4/668 , B32B27/08 , B32B27/20 , B32B27/281 , B32B27/325 , B32B2264/10 , B32B2264/105 , B32B2307/202 , B32B2307/206 , B32B2457/10 , C08G2261/3324 , C08G2261/418 , C08J7/047 , C08J2379/08 , C08J2465/00 , C08K3/04 , C08K2201/001 , H01M4/661 , H01M4/663 , H01M4/666 , H01M4/667 , H01M10/0525 , H01M2004/029 , Y02E60/122 , C08L65/00
摘要： A multilayer conductive film includes a layer 1 including a conductive material containing a polymer material 1 having an alicyclic structure and conductive particles 1 and a layer 2 including a material having durability against positive electrode potential. The multilayer conductive film has stability in an equilibrium potential environment in a negative electrode and stability in an equilibrium potential environment in a positive electrode, has low electric resistance per unit area in the thickness direction, and has excellent barrier properties for a solvent of an electrolytic solution. A battery including a current collector employing the multilayer conductive film can achieve both weight reduction and durability.

4. 发明公开

EP2634220A1 PROCESS FOR PRODUCTION OF ELECTRICALLY CONDUCTIVE POLYIMIDE FILM 有权
标题翻译： VERFAHREN ZUR HERSTELLUNG EINES ELEKTRISCH LEITENDEN POLYIMIDFILMS
公开(公告)号：EP2634220A1
公开(公告)日：2013-09-04
申请号：EP11836435.5
申请日：2011-10-28
申请人： Kaneka Corporation
发明人： OKU Satoshi , YANAGIDA Masami , KATO Yusuke , KOJIMA Masahiro , ITO Takashi
IPC分类号： C08L79/08 , C08G73/10 , C08J5/18 , C08K3/04
CPC分类号： H01B1/24 , C08G73/1021 , C08G73/1042 , C08G73/105 , C08G73/1067 , C08G73/1071 , C08J5/18 , C08J2379/08 , C09D179/08 , C08K3/04
摘要： A polyamic acid that includes a polyamic acid (A) obtained by reacting a tetracarboxylic anhydride containing 3,3',4,4'-biphenyltetracarboxylic dianhydride with a diamine compound containing 4,4'-oxydianiline, a conductivity-imparting agent (B), and an imidization accelerator (C) and in which the conductivity-imparting agent is dispersed is used as a coating liquid; the coating liquid is applied onto a support; the obtained coating film is dried and imidized; and an electrically conductive polyimide film having a desired electric resistivity and good mechanical properties is consequently produced with good productivity.
摘要翻译：包含通过使含有3,3'，4,4'-联苯四羧酸二酐的四羧酸酐与含有4,4'-氧二苯胺的二胺化合物，导电性赋予剂（B））反应得到的聚酰胺酸（A）和酰亚胺化促进剂（C），其中导电性赋予剂分散在其中作为涂布液; 将涂布液施加到载体上; 将所得涂膜干燥并酰亚胺化; 因此以良好的生产率生产具有所需电阻率和良好机械性能的导电聚酰亚胺膜。

5. 发明公开

EP2716448A1 MULTILAYER CONDUCTIVE FILM, CURRENT COLLECTOR USING SAME, BATTERY AND BIPOLAR BATTERY 有权
标题翻译： MEHRSCHICHTIGE LEITENDE FOLIE，STROMABNEHMER DAMIT，BATTERIE UND BIPOLARE BATTERIE
公开(公告)号：EP2716448A1
公开(公告)日：2014-04-09
申请号：EP12788921.0
申请日：2012-05-22
申请人： Kaneka Corporation , Nissan Motor Co., Ltd
发明人： KATO Yusuke , KOJIMA Masahiro , MUKAI Ryutaro , KUSAKABE Masato , OGINO Hiroyuki , KIKUCHI Takashi , ITO Takashi , OKU Satoshi , WAKI Akiko , INOUE Shiho , MUROYA Yuji , WAKI Norihisa , TANAKA Yasuyuki , IBUKA Shigeo , SHIMOIDA Yoshio
IPC分类号： B32B27/18 , B32B27/00 , C08K3/04 , C08L45/00 , C08L65/00 , H01M2/10 , H01M4/66 , H01M10/0525 , H01M10/0585
CPC分类号： H01M4/668 , B32B27/08 , B32B27/20 , B32B27/281 , B32B27/325 , B32B2264/10 , B32B2264/105 , B32B2307/202 , B32B2307/206 , B32B2457/10 , C08G2261/3324 , C08G2261/418 , C08J7/047 , C08J2379/08 , C08J2465/00 , C08K3/04 , C08K2201/001 , H01M4/661 , H01M4/663 , H01M4/666 , H01M4/667 , H01M10/0525 , H01M2004/029 , Y02E60/122 , C08L65/00
摘要： A multilayer conductive film includes a layer 1 including a conductive material containing a polymer material 1 having an alicyclic structure and conductive particles 1 and a layer 2 including a material having durability against positive electrode potential. The multilayer conductive film has stability in an equilibrium potential environment in a negative electrode and stability in an equilibrium potential environment in a positive electrode, has low electric resistance per unit area in the thickness direction, and has excellent barrier properties for a solvent of an electrolytic solution. A battery including a current collector employing the multilayer conductive film can achieve both weight reduction and durability.
摘要翻译：多层导电膜包括包含含有脂环结构的聚合物材料1和导电颗粒1的导电材料的层1和包含具有耐电极性的材料的层2。多层导电膜在负极中的平衡势环境中具有稳定性，并且在正极中的平衡势环境中的稳定性，在厚度方向上的每单位面积的电阻低，并且对于电解质的溶剂具有优异的阻隔性解。包括使用多层导电膜的集电体的电池可以实现重量减轻和耐久性。

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