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公开(公告)号：US07939600B2
公开(公告)日：2011-05-10
申请号：US10576676
申请日：2004-10-21
IPC分类号： C08F220/12 , C08F134/02
CPC分类号： H01G9/058 , H01G11/38 , Y02E60/13 , Y02T10/7022
摘要： Provided are a binder for an electric double layer capacitor electrode which gives an electrode having a high electrode density and a high binding force and which comprises a polymer that can give a polymer film having a tensile stress of 2 MPa or less when the film is elongated at the ratio of 100% and having the elongation at break of 450% or more; a binder composition for an electric double layer capacitor electrode and a slurry composition for an electric double layer capacitor electrode which each comprises the binder; an electrode produced by use of the slurry composition; and an electric double layer capacitor which has the electrode so as to exhibit a large electrostatic capacity and a small internal resistance.
摘要翻译： 提供一种用于双电层电容器电极的粘合剂，其给出具有高电极密度和高粘结力的电极，并且包括当膜伸长时可以产生拉伸应力为2MPa或更小的聚合物膜的聚合物 100％，断裂伸长率为450％以上; 用于双电层电容器电极的粘结剂组合物和用于双电层电容器电极的浆料组合物，其各自包含粘合剂; 通过使用该浆料组合物生产的电极; 以及具有电极以显示大的静电电容和小的内阻的双电层电容器。
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公开(公告)号：US20070274023A1
公开(公告)日：2007-11-29
申请号：US10576676
申请日：2004-10-21
CPC分类号： H01G9/058 , H01G11/38 , Y02E60/13 , Y02T10/7022
摘要： Provided are a binder for an electric double layer capacitor electrode which gives an electrode having a high electrode density and a high binding force and which comprises a polymer that can give a polymer film having a tensile stress of 2 MPa or less when the film is elongated at the ratio of 100% and having the elongation at break of 450% or more; a binder composition for an electric double layer capacitor electrode and a slurry composition for an electric double layer capacitor electrode which each comprises the binder; an electrode produced by use of the slurry composition; and an electric double layer capacitor which has the electrode so as to exhibit a large electrostatic capacity and a small internal resistance.
摘要翻译： 提供一种用于双电层电容器电极的粘合剂，其给出具有高电极密度和高粘结力的电极，并且包括当膜伸长时可以产生拉伸应力为2MPa或更小的聚合物膜的聚合物 100％，断裂伸长率为450％以上; 用于双电层电容器电极的粘结剂组合物和用于双电层电容器电极的浆料组合物，其各自包含粘合剂; 通过使用该浆料组合物生产的电极; 以及具有电极以显示大的静电电容和小的内阻的双电层电容器。
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3.发明授权Composition for electrode comprising an iron compound with carbon and a (meth)acrylate-nitrile copolymer 有权包含具有碳和（甲基）丙烯酸酯 - 腈共聚物的铁化合物的电极的组合物公开(公告)号：US08802289B2
公开(公告)日：2014-08-12
申请号：US11664880
申请日：2005-10-05
IPC分类号： H01M4/60 , H01M4/13 , H01M4/136 , H01M4/58 , H01M4/04 , H01M4/1397 , H01M4/62 , H01M10/052 , H01M4/36 , H01M10/054
CPC分类号： H01M10/052 , H01M4/0404 , H01M4/136 , H01M4/1397 , H01M4/364 , H01M4/5825 , H01M4/622 , H01M10/054 , Y02E60/122 , Y02P70/54 , Y02T10/7011
摘要： Disclosed is a composition for electrode comprising (i) a positive electrode active material comprising an iron compound and carbon, and (ii) a copolymer (P) prepared by copolymerization of acrylic acid esters and/or methacrylic acid esters, with an α,β-unsaturated nitrile compound. Also disclosed is an electrode comprised of an active material layer made of the composition for electrode, and a collector. This electrode can be produced by mixing the positive electrode active material, the copolymer (P), a solvent and an optional thickener, by a mixer to prepare an electrode composition slurry with solid content of 40-90% by weight, coating a collector with the electrode composition slurry, and then, removing the solvent from the thus-formed coating. Further disclosed a battery provided with the electrode.
摘要翻译： 公开了一种用于电极的组合物，其包含（i）包含铁化合物和碳的正极活性物质，和（ii）通过丙烯酸酯和/或甲基丙烯酸酯与α和bgr的共聚制备的共聚物（P） ;不饱和腈化合物。 还公开了由用于电极组合物制成的活性材料层和集电体的电极。 该电极可以通过混合正极活性物质，共聚物（P），溶剂和任选的增稠剂混合来制备，以制备固体含量为40-90重量％的电极组合物浆料， 电极组合物浆料，然后从这样形成的涂层中除去溶剂。 还公开了一种设置有电极的电池。
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公开(公告)号：US20080096109A1
公开(公告)日：2008-04-24
申请号：US11664880
申请日：2005-10-05
CPC分类号： H01M10/052 , H01M4/0404 , H01M4/136 , H01M4/1397 , H01M4/364 , H01M4/5825 , H01M4/622 , H01M10/054 , Y02E60/122 , Y02P70/54 , Y02T10/7011
摘要： Disclosed is a composition for electrode comprising (i) a positive electrode active material comprising an iron compound and carbon, and (ii) a copolymer (P) prepared by copolymerization of acrylic acid esters and/or methacrylic acid esters, with an α,β-unsaturated nitrile compound. Also disclosed is an electrode comprised of an active material layer made of the composition for electrode, and a collector. This electrode can be produced by mixing the positive electrode active material, the copolymer (P), a solvent and an optional thickener, by a mixer to prepare an electrode composition slurry with solid content of 40-90% by weight, coating a collector with the electrode composition slurry, and then, removing the solvent from the thus-formed coating. Further disclosed a battery provided with the electrode.
摘要翻译： 公开了一种用于电极的组合物，其包含（i）包含铁化合物和碳的正极活性物质，和（ii）通过丙烯酸酯和/或甲基丙烯酸酯与α，β共聚合制备的共聚物（P） 不饱和腈化合物。 还公开了由用于电极组合物制成的活性材料层和集电体的电极。 该电极可以通过混合正极活性物质，共聚物（P），溶剂和任选的增稠剂混合来制备，以制备固体含量为40-90重量％的电极组合物浆料， 电极组合物浆料，然后从这样形成的涂层中除去溶剂。 还公开了一种设置有电极的电池。
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5.发明授权公开(公告)号：US08895184B2
公开(公告)日：2014-11-25
申请号：US13061379
申请日：2009-08-27
申请人： Yasuhiro Wakizaka , Mayumi Fukumine
发明人： Yasuhiro Wakizaka , Mayumi Fukumine
CPC分类号： H01G9/058 , H01G9/02 , H01G11/38 , H01G11/46 , H01M2/166 , H01M4/13 , H01M10/052 , Y02E60/122 , Y02E60/13 , Y02P70/54
摘要： In regards with the porous film provided on the surface of the electrode used for the secondary battery or so, the present invention provides the porous film which can contribute to reduce the adhered material to the roll during the roll winding of the electrode. The secondary battery electrode formed by adhering; the porous film comprising the inorganic filler and the binder, and styrene and the polymer having the glass transition temperature of 15° C. or less as said binder, the porous film slurry comprising the inorganic filler, the polymer having the glass transition temperature of 15° C. or less and the solvent, and the electrode composite layer comprising the binder and the electrode active material, to the current collector, and said porous film is provided on the surface of the electrode composite layer.
摘要翻译： 关于设置在用于二次电池等的电极的表面上的多孔膜，本发明提供了可以有助于在电极的卷绕期间减少粘附到辊上的多孔膜。 通过粘附形成的二次电池电极; 包含无机填料和粘合剂的多孔膜，以及作为所述粘合剂的玻璃化转变温度为15℃以下的苯乙烯和聚合物，所述多孔膜浆料包含无机填料，所述聚合物的玻璃化转变温度为15 ℃以下，并且在电极复合层的表面上设置溶剂和包含粘合剂和电极活性物质的电极复合层到集电体和所述多孔膜。
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公开(公告)号：US08182944B2
公开(公告)日：2012-05-22
申请号：US11919347
申请日：2006-04-26
申请人： Fumiaki Tsuchiya , Mayumi Fukumine
发明人： Fumiaki Tsuchiya , Mayumi Fukumine
IPC分类号： H01M4/13
CPC分类号： H01M10/0525 , H01G11/38 , H01G11/42 , H01M4/02 , H01M4/04 , H01M4/13 , H01M4/139 , H01M4/364 , H01M4/621 , H01M4/624 , H01M2004/021 , Y02E60/13 , Y02T10/7011 , Y02T10/7022 , Y10T29/49108
摘要： The present invention provides a method of producing composite particle for high density electrochemical element electrodes in electrochemical elements having low internal resistance and high capacitance.Slurry containing an electric conductive material and a binder is obtained, and the slurry is sprayed to a fluidized electrode active material to carry out fluidized-granulation, and further particles obtained by the fluidized-granulation are rolling-fluidized granulated, and thereby, composite particle for electrochemical element electrode, containing electrode active materials, electric conductive materials, and binders, and being structured of an outer layer portion (outer shell portion) and an inner layer portion (core portion), where the outer shell portion and the core portion are made by bonding the electrode active material and the electric conductive material by the binder, and the weight average particle diameter of the electrode active material and the electric conductive material which form the outer shell portion is smaller than the weight average particle diameter of the electrode active material and the electric conductive material which form the core portion are obtained.
摘要翻译： 本发明提供一种生产高密度电化学元件电极的复合颗粒的方法，所述电化学元件具有低内阻和高电容。 得到含有导电性材料和粘合剂的浆料，将该浆料喷射到流化电极活性物质进行流化造粒，通过流化造粒得到的其他粒子进行轧制流化造粒，由此形成复合粒子 用于电化学元件电极，含有电极活性材料，导电材料和粘合剂，并且由外层部分（外壳部分）和内层部分（芯部分）构成，其中外壳部分和芯部分是 通过粘合剂粘合电极活性材料和导电材料而制成，并且形成外壳部分的电极活性材料和导电材料的重均粒径小于电极活性物质的重均粒径 获得形成芯部的材料和导电材料 d。
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公开(公告)号：US20110129731A1
公开(公告)日：2011-06-02
申请号：US13057651
申请日：2009-08-04
申请人： Yasuhiro Wakizaka , Mayumi Fukumine
发明人： Yasuhiro Wakizaka , Mayumi Fukumine
CPC分类号： H01M4/0435 , H01M4/139 , H01M4/62 , H01M10/052 , H01M10/058
摘要： Disclosed is an electrode for a lithium-ion secondary battery in which a porous membrane containing an oxide particle having a particle size of 5 nm or more to 100 nm or less is layered on an electrode active material layer; a slurry for a porous membrane comprising an oxide particle having a particle size of 5 nm or more to 100 nm or less, a polymer having a glass-transition temperature of 15° C. or less and a solvent; and a lithium-ion secondary battery comprising a positive electrode, a negative electrode and an electrolyte solution in which at least one of the positive electrode and negative electrode is the electrode of the present invention. The purpose is to provide a porous membrane able to contribute to reduction of an attached matter to a roll when being wound up due to improved retention of inorganic filler on the surface part of the porous membrane for a porous protective membrane provided on the surface of an electrode used for a secondary battery and the like.
摘要翻译： 公开了一种锂离子二次电池用电极，其中含有粒径为5nm以上至100nm以下的氧化物粒子的多孔膜层叠在电极活性物质层上， 用于多孔膜的浆料，其包含粒径为5nm以上至100nm以下的氧化物粒子，玻璃化转变温度为15℃以下的聚合物和溶剂; 以及包含正极，负极和电解质溶液的锂离子二次电池，其中正极和负极中的至少一个是本发明的电极。 目的是提供一种多孔膜，其能够在被卷起时有助于将附着物减少到卷，因为无机填料在多孔膜的表面部分上的改进的保留性，用于设置在 用于二次电池的电极等。
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公开(公告)号：US08940442B2
公开(公告)日：2015-01-27
申请号：US12865299
申请日：2009-01-30
申请人： Mayumi Fukumine , Yasuhiro Wakizaka
发明人： Mayumi Fukumine , Yasuhiro Wakizaka
CPC分类号： H01M2/1653 , C08J5/18 , C08J2301/02 , H01M2/162 , H01M2/1646 , H01M4/13 , Y02E60/122 , Y02P70/54 , Y10T428/24554
摘要： The present invention is intended for providing a porous film having excellent film uniformity, and is capable to contribute for improving cyclic and rate properties, which is provided on a surface of electrode used for a secondary battery and the like.The porous film of the present invention is characterized by including water soluble polymer having an average polymerization degree of 500 to 2500, an inorganic filler and water soluble particulate polymer. In the present invention particularly, it is preferable that said water soluble polymer is thickening polysaccharides, further said water-insoluble polymer is preferably selected from the group consisting of semisynthetic cellulose polymer, sodium salt and ammonium salt thereof.
摘要翻译： 本发明旨在提供具有优异的膜均匀性的多孔膜，并且能够有助于提高在用于二次电池等的电极的表面上的循环和速率特性。 本发明的多孔膜的特征在于包含平均聚合度为500〜2500的水溶性聚合物，无机填料和水溶性粒状聚合物。 在本发明中，特别优选所述水溶性聚合物为增稠多糖，所述水不溶性聚合物优选选自半合成纤维素聚合物，钠盐及其铵盐。
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公开(公告)号：US20120264014A1
公开(公告)日：2012-10-18
申请号：US13453975
申请日：2012-04-23
申请人： Fumiaki TSUCHIYA , Mayumi Fukumine
发明人： Fumiaki TSUCHIYA , Mayumi Fukumine
CPC分类号： H01M10/0525 , H01G11/38 , H01G11/42 , H01M4/02 , H01M4/04 , H01M4/13 , H01M4/139 , H01M4/364 , H01M4/621 , H01M4/624 , H01M2004/021 , Y02E60/13 , Y02T10/7011 , Y02T10/7022 , Y10T29/49108
摘要： The present invention provides a method of producing a composite particle for high density electrochemical element electrodes in electrochemical elements having low internal resistance and high capacitance. Slurry containing an electric conductive material and a binder is obtained, and the slurry is sprayed to a fluidized electrode active material to carry out fluidized-granulation, and further particles obtained by the fluidized-granulation are rolling-fluidized granulated, and thereby, composite particle for electrochemical element electrode, containing electrode active materials, electric conductive materials, and binders, and being structured of an outer layer portion (outer shell portion) and an inner layer portion (core portion) are obtained.
摘要翻译： 本发明提供了一种在具有低内阻和高电容的电化学元件中制备用于高密度电化学元件电极的复合颗粒的方法。 得到含有导电性材料和粘合剂的浆料，将该浆料喷射到流化电极活性物质进行流化造粒，通过流化造粒得到的其他粒子进行轧制流化造粒，由此形成复合粒子 用于电化学元件电极，含有电极活性材料，导电材料和粘合剂，并且由外层部分（外壳部分）和内层部分（芯部分）构成。
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公开(公告)号：US08119289B2
公开(公告)日：2012-02-21
申请号：US11919482
申请日：2006-04-28
IPC分类号： H01M4/13
CPC分类号： H01M4/0404 , H01G11/24 , H01G11/28 , H01G11/38 , H01G11/50 , H01G11/86 , H01M4/02 , H01M4/131 , H01M4/133 , H01M4/1391 , H01M4/1393 , H01M4/364 , H01M10/0525 , H01M2004/021 , Y02E60/13 , Y02T10/7011 , Y02T10/7022
摘要： An electrochemical element electrode for obtaining electrochemical elements having both low internal resistance and high capacitance, and a secondary battery and an electric double layer capacitor using the electrode are provided.An electrochemical element electrode which is made by forming an active material layer on a collector, and the active material layer is formed by press-molding composite particles with high strength at moderate pressure not to crush the composite particles under pressure, while the structures of the composite particles being maintained, to bond the composite particles together, wherein the composite particles comprise an electrode active material, an electric conductive material, a dispersible binder and a soluble resin, in which the electrode active material and the electric conductive material are bonded by the dispersible binder. By use of this electrode, an electric double layer capacitor or a secondary battery is obtained.
摘要翻译： 提供一种用于获得具有低内阻和高电容的电化学元件的电化学元件电极，以及使用该电极的二次电池和双电层电容器。 通过在集电体上形成活性物质层而制成的电化学元件电极，活性物质层通过在中等压力下以高强度压制成型复合颗粒而不是在压力下压碎复合颗粒而形成， 保持复合颗粒，将复合颗粒结合在一起，其中复合颗粒包括电极活性材料，导电材料，可分散粘合剂和可溶性树脂，其中电极活性材料和导电材料通过 可分散粘合剂。 通过使用该电极，获得双电层电容器或二次电池。
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