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1. 发明授权

US08895184B2 Porous film, secondary battery electrodes, and lithium ion secondary battery 有权
标题翻译：多孔膜，二次电池电极和锂离子二次电池
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
IPC分类号： H01M4/02 , H01G9/04 , H01G9/02 , H01G11/38 , H01G11/46 , H01M2/16 , H01M4/13 , H01M10/052
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。

2. 发明申请

US20110129731A1 ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY 审中-公开
标题翻译：用于锂离子二次电池的电极
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
IPC分类号： H01M4/62 , H01M4/02 , B05D5/12 , B05D3/00
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。

3. 发明授权

US08940442B2 Porous film and secondary battery electrode 有权
标题翻译：多孔薄膜和二次电池电极
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
IPC分类号： H01M2/16 , B32B3/00 , B32B23/00 , B32B25/00 , C09K11/02 , C09K3/00 , C08J5/18 , H01M4/13
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。

4. 发明申请

US20110020709A1 POROUS FILM AND SECONDARY BATTERY ELECTRODE 有权
标题翻译：多孔电池和二次电池电极
公开(公告)号：US20110020709A1
公开(公告)日：2011-01-27
申请号：US12865299
申请日：2009-01-30
申请人： Mayumi Fukumine , Yasuhiro Wakizaka
发明人： Mayumi Fukumine , Yasuhiro Wakizaka
IPC分类号： H01M2/16 , H01M4/04 , H01M4/13 , H01M10/052 , C08J9/00
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。

5. 发明申请

US20110318630A1 SEPARATOR FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY 审中-公开
标题翻译：锂离子二次电池和锂离子二次电池分离器
公开(公告)号：US20110318630A1
公开(公告)日：2011-12-29
申请号：US13142158
申请日：2009-12-25
申请人： Yasuhiro Wakizaka , Mayumi Fukumine
发明人： Yasuhiro Wakizaka , Mayumi Fukumine
IPC分类号： H01M2/16 , B05D3/00 , B05D5/00
CPC分类号： H01M10/052 , H01M2/1653 , H01M2/166 , H01M10/0566
摘要： The invention intends to provide a separator for lithium ion secondary battery wherein the separator with porous film used for lithium ion secondary battery include binder, which is capable to contribute for improving film smoothness property of the separator and long term cycle property.The invention provides a separator for lithium ion secondary battery characterized in that; porous film including nonconductive particles and binder is laminated on organic separator, and said binder includes copolymer comprising monomer unit derived from (meth)acrylonitrile monomer unit and monomer unit derived from (meth)acrylic ester, and a lithium ion secondary battery comprising; a positive electrode, a negative electrode, an electrolyte solution, and said separator.
摘要翻译：本发明提供一种用于锂离子二次电池的隔膜，其中用于锂离子二次电池的隔膜具有粘合剂，其能够有助于提高隔膜的膜平滑性和长期循环性能。本发明提供一种锂离子二次电池用隔膜，其特征在于：包括非导电颗粒和粘合剂的多孔膜层压在有机隔膜上，所述粘合剂包括由（甲基）丙烯腈单体单元衍生的单体单元和衍生自（甲基）丙烯酸酯的单体单元的共聚物和锂离子二次电池，正电极，负极，电解质溶液和所述隔膜。

6. 发明授权

US09202631B2 Porous film and secondary battery electrode 有权
标题翻译：多孔薄膜和二次电池电极
公开(公告)号：US09202631B2
公开(公告)日：2015-12-01
申请号：US12935437
申请日：2009-03-31
申请人： Yasuhiro Wakizaka , Mayumi Fukumine
发明人： Yasuhiro Wakizaka , Mayumi Fukumine
IPC分类号： H01M2/16 , H01M10/0525 , H01G9/02 , H01G11/38 , C08J5/18
CPC分类号： H01G9/02 , C08J5/18 , C08J2301/02 , H01G11/38 , H01M2/1646 , H01M2/166 , H01M2/168 , H01M10/0525 , Y02E60/122 , Y02E60/13 , Y02P70/54
摘要： Provided is a porous film that can contribute to improving the cycle characteristics of an electric cell by improving binding characteristics, for a porous film provided on a surface of an electrode used in a secondary cell and the like. The porous film comprises a water-soluble polymer, an inorganic filler, and a water-insoluble particulate polymer including 0.5-40 mass % of a monomer unit having a hydrophilic group selected from the group consisting of carboxylic acid groups, hydroxyl groups, and sulfonate groups.
摘要翻译：提供了一种多孔膜，其可以通过提高结合特性，对于在二次电池中使用的电极的表面上提供的多孔膜等来改善电池的循环特性。多孔膜包括水溶性聚合物，无机填料和包含0.5-40质量％具有选自羧酸基，羟基和磺酸酯的亲水基团的单体单元的水不溶性颗粒聚合物团体

7. 发明申请

US20100112441A1 BINDER FOR SECONDARY BATTERY ELECTRODE, SECONDARY BATTERY ELECTRODE, AND SECONDARY BATTERY 审中-公开
标题翻译：用于二次电池电极，二次电池电极和二次电池的焊盘
公开(公告)号：US20100112441A1
公开(公告)日：2010-05-06
申请号：US12594133
申请日：2008-03-31
申请人： Mayumi Fukumine , Yasuhiro Wakizaka
发明人： Mayumi Fukumine , Yasuhiro Wakizaka
IPC分类号： H01M4/62
CPC分类号： H01M4/621 , C08F220/18 , C09D133/16 , H01M4/13 , H01M4/623 , C08F220/24
摘要： The present invention aims at improving binding continuity, rate property, cycle property and short circuit ratio by lowering a inner resistance of electrode in a secondary battery.A binder for secondary battery electrode according to the present invention is comprised a polymer having weight-average molecular weight of 5000 to 2500000 formed by polymerizing a monomer composition including fluorine atom containing monomer represented by following formula (I). (R1 is hydrogen or methyl group, R2 is hydrocarbon group having carbon number 6 to 18 containing fluorine atom).
摘要翻译：本发明旨在通过降低二次电池中电极的内部电阻来提高结合连续性，速率特性，循环特性和短路比。根据本发明的二次电池用电极用粘合剂包含通过聚合包含由下式（I）表示的含氟原子的单体的单体组合物形成的重均分子量为5000〜2500000的聚合物。（R1为氢或甲基，R2为含氟原子的碳数为6〜18的烃基）。

8. 发明授权

US08802289B2 Composition for electrode comprising an iron compound with carbon and a (meth)acrylate-nitrile copolymer 有权
标题翻译：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
申请人： Mayumi Fukumine , Mitsuhiro Mori , Masahiro Yamakawa , Hidekazu Mori
发明人： Mayumi Fukumine , Mitsuhiro Mori , Masahiro Yamakawa , Hidekazu Mori
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。

9. 发明授权

US08182944B2 Composite particles for electrochemical element electrode 有权
标题翻译：电化学元件电极用复合颗粒
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。

10. 发明申请

US20120264014A1 COMPOSITE PARTICLES FOR ELECTROCHEMICAL ELEMENT ELECTRODE 有权
标题翻译：电化学元素电极的复合颗粒
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
IPC分类号： B29C67/02 , H01B1/00 , H01G9/058 , H01M4/64
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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