专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

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。

4. 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。

5. 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。

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

US08349490B2 Electrode for nonaqueous electrolyte secondary battery showing small variability in battery properties and nonaqueous electrolyte secondary battery using the same 有权
标题翻译：用于非水电解质二次电池的电极显示出电池性能的差异性和使用其的非水电解质二次电池
公开(公告)号：US08349490B2
公开(公告)日：2013-01-08
申请号：US12440702
申请日：2007-09-11
申请人： Fumio Takano , Yasuhiro Wakizaka
发明人： Fumio Takano , Yasuhiro Wakizaka
IPC分类号： H01M4/60
CPC分类号： H01M4/13 , H01M4/139 , H01M4/621 , H01M4/622 , H01M10/052
摘要： The present invention is directed to an electrode for a nonaqueous electrolyte secondary battery and a nonaqueous electrolyte secondary battery using the same. The nonaqueous electrolyte secondary battery electrode includes an electrode material mixture and a current collector. The electrode material mixture includes an active material and a polymer. The thickness change rate of the electrode material mixture is −3 to 10% when immersing in an electrolyte at 60° C. for 72 hours.
摘要翻译：本发明涉及一种非水电解质二次电池用电极及使用其的非水电解质二次电池。非水电解质二次电池电极包括电极材料混合物和集电体。电极材料混合物包括活性材料和聚合物。当在60℃的电解液中浸渍72小时时，电极材料混合物的厚度变化率为-3〜10％。

9. 发明授权

US08277977B2 Binder composition, slurry for electrodes, electrode and nonaqueous electrolyte secondary battery 有权
标题翻译：粘合剂组合物，电极浆料，电极和非水电解质二次电池
公开(公告)号：US08277977B2
公开(公告)日：2012-10-02
申请号：US12523241
申请日：2008-01-16
申请人： Fumiaki Tsuchiya , Yasuhiro Wakizaka
发明人： Fumiaki Tsuchiya , Yasuhiro Wakizaka
IPC分类号： H01M4/13
CPC分类号： H01M4/621 , H01M4/131 , H01M4/622 , H01M10/0525 , H01M2004/021
摘要： The present invention aims at providing slurry for electrodes having advantageous homogeneity and stability, an electrode having advantageous homogeneous thickness and density, and further, a nonaqueous electrolyte secondary battery having small variability in battery properties.In the present invention, slurry for electrodes is produced by using the binder composition used for manufacturing a nonaqueous electrolyte secondary battery wherein polymers for binding active materials are dissolved or dispersed in organic solvent or water, and a total sum of content ratios of monomer and oligomer is 300 ppm or less.
摘要翻译：本发明的目的在于提供具有均匀性和稳定性优异的电极用浆料，具有均匀的厚度和密度均匀的电极，以及电池特性变化小的非水电解质二次电池。在本发明中，通过使用用于制造非水电解质二次电池的粘合剂组合物制造电极用浆料，其中活性物质结合用聚合物溶解或分散在有机溶剂或水中，单体和低聚物的含量比例总和为300ppm以下。

10. 发明申请

US20120107690A1 ELECTRODE FOR SECONDARY BATTERY, SLURRY FOR SECONDARY BATTERY ELECTRODE, AND SECONDARY BATTERY 有权
标题翻译：用于二次电池的电极，用于二次电池电极的浆料和二次电池
公开(公告)号：US20120107690A1
公开(公告)日：2012-05-03
申请号：US13381030
申请日：2010-06-30
申请人： Yasuhiro Wakizaka , Kei Kobayashi , Toshiyuki Sekine
发明人： Yasuhiro Wakizaka , Kei Kobayashi , Toshiyuki Sekine
IPC分类号： H01M4/62 , H01B1/20
CPC分类号： H01M4/13 , H01G11/38 , H01M4/242 , H01M4/32 , H01M4/621 , H01M4/622 , H01M10/0525 , Y02E60/122 , Y02E60/124 , Y02E60/13
摘要： A secondary battery electrode which suppresses decrease in capacity and lithium deposition at low temperatures is provided. An electrode for a secondary battery includes an electrode active material layer containing a polymer having a cationic group, an anion corresponding to the cationic group, and an electrode active material, and the cation density in the polymer is 0.1 to 15 meq/g.
摘要翻译：提供抑制低温容量下降和锂沉积的二次电池电极。二次电池用电极包括含有阳离子基团的聚合物的电极活性物质层，与阳离子基团相当的阴离子和电极活性物质，聚合物中的阳离子密度为0.1〜15meq / g。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式