专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

21. 发明申请

US20150221951A1 LITHIUM SECONDARY BATTERY 有权
标题翻译：锂二次电池
公开(公告)号：US20150221951A1
公开(公告)日：2015-08-06
申请号：US14426799
申请日：2012-09-10
申请人： Tatsuya Hashimoto , Keisuke Ohara , Yuji Yokoyama , Yusuke Fukumoto
发明人： Tatsuya Hashimoto , Keisuke Ohara , Yuji Yokoyama , Yusuke Fukumoto
IPC分类号： H01M4/62 , H01M10/052
CPC分类号： H01M4/62 , H01M4/13 , H01M4/139 , H01M4/621 , H01M4/622 , H01M10/052 , H01M2220/20 , Y02E60/122 , Y02T10/7011
摘要： This invention provides a lithium secondary battery that comprises a positive electrode comprising a positive electrode active material layer and a negative electrode comprising a negative electrode active material layer. The positive electrode active material layer and the negative electrode active material layer are placed to face each other. The negative electrode active material layer has an area A comprising a non-positive-electrode-facing portion that does not face the positive electrode active material layer. The area A comprises a negative electrode active material, a hot-melt binder and a temperature-sensitive thickener. The hot-melt binder has a melting point and the temperature-sensitive thickener has a gelation temperature both in a range of 45° C. to 100° C.
摘要翻译：本发明提供一种锂二次电池，其包括正极，其包括正极活性物质层和包含负极活性物质层的负极。将正极活性物质层和负极活性物质层配置成彼此相对。负极活性物质层具有包含不与正极活性物质层相对的非正极对向部的区域A. 区域A包括负极活性材料，热熔粘合剂和温度敏感增稠剂。热熔粘合剂具有熔点，并且温度敏感性增稠剂的凝胶化温度均在45℃至100℃的范围内。

22. 发明授权

US08367245B2 Non-aqueous electrolyte secondary battery 失效
标题翻译：非水电解质二次电池
公开(公告)号：US08367245B2
公开(公告)日：2013-02-05
申请号：US11520571
申请日：2006-09-14
申请人： Yusuke Fukumoto , Kaoru Inoue
发明人： Yusuke Fukumoto , Kaoru Inoue
IPC分类号： H01M6/10
CPC分类号： H01M2/166 , H01M4/13 , H01M10/0525 , H01M10/0587 , H01M2004/021
摘要： A non-aqueous electrolyte secondary battery having a high negative electrode energy density, good safety and high discharge characteristics is provided without damaging manufacturing facilities. The non-aqueous electrolyte secondary battery includes a positive electrode, a negative electrode, a porous heat-resistant layer interposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte. The negative electrode comprises a negative electrode current collector and a negative electrode mixture layer on a surface of the negative electrode current collector, and the negative electrode mixture layer has an active material density of 1.5 g/ml to 1.8 g/ml. The porous heat-resistant layer is carried on the negative electrode, and the porous heat-resistant layer comprises magnesium oxide particles having a mean particle size of 0.5 μm to 2 μm.
摘要翻译：提供具有高的负极能量密度，良好的安全性和高放电特性的非水电解质二次电池，而不损坏制造设备。非水电解质二次电池包括正极，负极，介于正极和负极之间的多孔耐热层和非水电解质。负极包含负极集电体的负极集电体和负极混合层，负极复合层的活性物质密度为1.5g / ml〜1.8g / ml。多孔耐热层承载在负极上，多孔耐热层包括平均粒径为0.5μm至2μm的氧化镁颗粒。

23. 发明授权

US08211574B2 Lithium ion secondary battery 有权
标题翻译：锂离子二次电池
公开(公告)号：US08211574B2
公开(公告)日：2012-07-03
申请号：US10568536
申请日：2004-09-13
申请人： Kohei Suzuki , Tsumoru Ohata , Junji Nakajima , Akiko Fujino , Shigeo Ikuta , Tetsuya Hayashi , Yusuke Fukumoto , Shinji Kasamatsu
发明人： Kohei Suzuki , Tsumoru Ohata , Junji Nakajima , Akiko Fujino , Shigeo Ikuta , Tetsuya Hayashi , Yusuke Fukumoto , Shinji Kasamatsu
IPC分类号： H01M4/68
CPC分类号： H01M2/166 , H01M2/1673 , H01M2/168 , H01M2/18 , H01M4/133 , H01M4/134 , H01M4/621 , H01M10/052 , H01M10/0525 , H01M10/4235
摘要： A lithium ion secondary battery includes a positive electrode capable of absorbing and desorbing lithium ion, a negative electrode capable of absorbing and desorbing lithium ion, a porous film interposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte, the porous film being adhered to a surface of at least the negative electrode. The porous film includes an inorganic filler and a first binder: The content of the first binder in the porous film is 1.5 to 8 parts by weight per 100 parts by weight of the filler: The first binder includes a first rubber including an acrylonitrile unit: The first rubber is water-insoluble and has a decomposition temperature of 250° C. or higher. The negative electrode includes a negative electrode active material capable of absorbing and desorbing lithium ion and a second binder, and the second binder includes a second rubber particle and a water-soluble polymer.
摘要翻译：锂离子二次电池包括能够吸收和解吸锂离子的正极，能够吸收和解吸锂离子的负极，介于正极和负极之间的多孔膜和非水电解质，多孔膜至少粘附在至少负极的表面上。多孔膜包括无机填料和第一粘合剂：多孔膜中的第一粘合剂的含量相对于100重量份的填料为1.5〜8重量份。第一粘合剂包括含有丙烯腈单元的第一橡胶：第一橡胶是水不溶性的，分解温度为250℃以上。负极包括能够吸收和解吸锂离子的负极活性物质和第二粘合剂，第二粘合剂包括第二橡胶颗粒和水溶性聚合物。

24. 发明申请

US20100190063A1 METHOD AND APPARATUS FOR MANUFACTURING MEMBER FOR SECONDARY BATTERY AND SECONDARY BATTERY USING THE SAME 审中-公开
标题翻译：用于制造二次电池和二次电池组件的方法和装置
公开(公告)号：US20100190063A1
公开(公告)日：2010-07-29
申请号：US11916170
申请日：2007-06-18
申请人： Yusuke Fukumoto , Tetsuya Hayashi , Kazunori Kubota
发明人： Yusuke Fukumoto , Tetsuya Hayashi , Kazunori Kubota
IPC分类号： H01M10/02 , H01M10/04
CPC分类号： H01M4/0404 , H01M2/1653 , H01M4/0409 , H01M4/624 , H01M10/052
摘要： At least (i) dispersing and mixing inorganic oxide filler, solvent and binder so as to produce a coating paint; (ii) supplying the coating paint to a gravure coater; and (iii) coating the coating paint to member via a gravure roll are included. The (i) or (ii) includes allowing the coating paint to stand still and removing an aggregate and a precipitate of inorganic oxide filler.
摘要翻译：至少（i）分散和混合无机氧化物填料，溶剂和粘合剂以产生涂料; （ii）向凹版涂布机供应涂料; 并且（iii）通过凹版辊涂覆涂料到构件。（i）或（ii）包括允许涂料静置并除去骨料和无机氧化物填料的沉淀物。

25. 发明授权

US07638230B2 Lithium ion secondary battery 失效
标题翻译：锂离子二次电池
公开(公告)号：US07638230B2
公开(公告)日：2009-12-29
申请号：US11213874
申请日：2005-08-30
申请人： Hideaki Fujita , Tsuyoshi Hatanaka , Tetsuya Hayashi , Akira Nagasaki , Yusuke Fukumoto , Kohei Suzuki
发明人： Hideaki Fujita , Tsuyoshi Hatanaka , Tetsuya Hayashi , Akira Nagasaki , Yusuke Fukumoto , Kohei Suzuki
IPC分类号： H01M6/10
CPC分类号： H01M10/0525 , H01M4/131 , H01M4/133 , H01M10/0431 , H01M10/0587 , H01M2200/00
摘要： A lithium ion secondary battery including: an electrode group including a belt-like positive electrode and a belt-like negative electrode that are wound with a separator interposed therebetween; and a can with a bottom for accommodating the electrode group, wherein the positive electrode has a positive electrode current collector and a positive electrode mixture layer carried on the positive electrode current collector, the negative electrode has a negative electrode current collector and a negative electrode mixture layer carried on the negative electrode current collector, and a porous heat-resistant layer is partially provided between the separator and at least one of the positive electrode mixture layer and the negative electrode mixture layer. Since a porous heat-resistant layer is thus placed, a high performance lithium ion secondary battery capable of efficiently preventing internal short circuit due to overheating while preventing decrease in battery characteristics can be provided.
摘要翻译： 1.一种锂离子二次电池，其特征在于，包括：带状的正极和带状的负极的电极组，其间夹有隔板; 以及具有用于容纳电极组的底部的罐，其中所述正极具有在正极集电体上承载的正极集电体和正极合剂层，负极具有负极集电体和负极混合物层叠在负极集电体上，多孔耐热层部分地设置在隔膜与至少一方的正极复合层和负极混合层之间。由于这样放置了多孔耐热层，所以可以提供能够有效地防止由于过热导致的内部短路同时防止电池特性降低的高性能锂离子二次电池。

26. 发明申请

US20060188785A1 Nonaqueous electrolyte secondary battery 有权
标题翻译：非水电解质二次电池
公开(公告)号：US20060188785A1
公开(公告)日：2006-08-24
申请号：US10562438
申请日：2005-03-22
申请人： Kaoru Inoue , Kiyomi Kato , Kohei Suzuki , Shigeo Ikuta , Yusuke Fukumoto , Tetsuya Hayashi
发明人： Kaoru Inoue , Kiyomi Kato , Kohei Suzuki , Shigeo Ikuta , Yusuke Fukumoto , Tetsuya Hayashi
IPC分类号： H01M2/16
CPC分类号： H01M2/1673 , H01M2/1653 , H01M2/168 , H01M2/1686 , H01M4/131 , H01M4/133 , H01M10/0525 , H01M10/4235
摘要： A non-aqueous electrolyte secondary battery including: a positive electrode; a negative electrode; a separator interposed between the positive electrode and the negative electrode; a non-aqueous electrolyte; and a porous insulating film adhered to a surface of at least one selected from the group consisting of the positive electrode and the negative electrode, the porous insulating film including an inorganic oxide filler and a film binder, wherein the ratio R of actual volume to apparent volume of the separator is not less than 0.4 and not greater than 0.7, and wherein the ratio R and a porosity P of the porous insulating film satisfy the relational formula: −0.10≦R−P≦0.30.
摘要翻译：一种非水电解质二次电池，包括：正极; 负极; 夹在正极和负极之间的隔膜; 非水电解质; 以及粘附到从由正极和负极组成的组中选择的至少一个的表面的多孔绝缘膜，所述多孔绝缘膜包括无机氧化物填料和膜粘合剂，其中实际体积与表观的比率R 隔板的体积不小于0.4且不大于0.7，并且其中多孔绝缘膜的比率R和孔隙率P满足关系式：-0.10 <= RP <= 0.30。

27. 发明授权

US07575606B2 Method for producing lithium ion secondary battery 有权
标题翻译：锂离子二次电池的制造方法
公开(公告)号：US07575606B2
公开(公告)日：2009-08-18
申请号：US10550149
申请日：2005-02-17
申请人： Yusuke Fukumoto , Tsumoru Ohata , Tetsuya Hayashi
发明人： Yusuke Fukumoto , Tsumoru Ohata , Tetsuya Hayashi
IPC分类号： H01M10/04
CPC分类号： H01M4/364 , B05C1/0826 , H01M4/0404 , H01M4/0414 , H01M4/131 , H01M4/133 , H01M4/139 , H01M4/1391 , H01M4/366 , H01M4/525 , H01M4/621 , H01M10/0525 , H01M10/058 , H01M10/0587 , H01M2300/004 , Y10T29/49108 , Y10T29/49115
摘要： A method for producing lithium ion secondary batteries includes the steps of: (A) preparing an electrode sheet with lead-forming parts, (B) intermittently forming porous insulating layers containing an inorganic oxide filler and a binder on a surface of the electrode sheet excluding the lead-forming parts, (C) connecting a lead to each of the lead-forming parts, and (D) fabricating batteries by using the electrode sheet to which the leads are connected. The step B includes: the step of applying a slurry containing the inorganic oxide filler and the binder to the outer surface of a gravure roll, and transferring the slurry applied to the outer surface of the gravure roll on a surface of the electrode sheet that is being transported by a plurality of guide rolls excluding the lead-forming part; and the step of moving at least one selected from the gravure roll and the guide rolls to make the electrode sheet away from the gravure roll in the lead-forming part.
摘要翻译：一种锂离子二次电池的制造方法包括以下步骤：（A）制备具有铅成形部的电极片，（B）在电极片的表面上间歇地形成含有无机氧化物填充剂和粘合剂的多孔绝缘层，引线形成部分，（C）将引线连接到每个引线形成部分，以及（D）通过使用引线连接的电极片来制造电池。步骤B包括：将含有无机氧化物填料和粘合剂的浆料涂布到凹版辊的外表面，并将施加到凹版辊外表面上的浆料转印到电极片的表面上的步骤通过除了铅成形部分之外的多个导辊传送; 以及移动从凹版辊和引导辊中选择的至少一种的步骤，以使电极片远离引线形成部分中的凹版辊。

28. 发明授权

US07402184B2 Secondary battery and method for producing the same 有权
标题翻译：二次电池及其制造方法
公开(公告)号：US07402184B2
公开(公告)日：2008-07-22
申请号：US11655164
申请日：2007-01-19
申请人： Shigeo Ikuta , Yusuke Fukumoto
发明人： Shigeo Ikuta , Yusuke Fukumoto
IPC分类号： H01M2/16 , H01M10/04
CPC分类号： H01M4/24 , H01M2/164 , H01M4/02 , H01M4/04 , H01M4/131 , H01M4/133 , H01M4/48 , H01M10/04 , H01M10/052 , H01M10/0525 , H01M10/24 , H01M2004/021 , Y10T29/49115
摘要： In a secondary battery including a positive electrode, a negative electrode and a porous film bonded to the surface of at least one of the positive electrode and the negative electrode, the porous film includes ceramic particles and a binder, and the ceramic particles include polycrystalline particles obtained by mechanically crushing a fired material comprising a ceramic that is directly synthesized from a ceramic precursor. The porous film has a porosity of 40 to 80%, for example. The porous film can be formed by a method including the steps of: obtaining a fired material comprising a ceramic from a ceramic precursor; obtaining ceramic particles by mechanically crushing the fired material of the ceramic; obtaining a slurry including the ceramic particles and a binder; and applying the slurry onto the surface of an electrode, followed by drying.
摘要翻译：在包含正极，负极和与正极和负极中的至少一个的表面接合的多孔膜的二次电池中，多孔膜包括陶瓷颗粒和粘合剂，陶瓷颗粒包括多晶颗粒通过机械粉碎包含由陶瓷前体直接合成的陶瓷的烧制材料获得。多孔膜的孔隙率例如为40〜80％。多孔膜可以通过以下方法形成：包括以下步骤：从陶瓷前体获得包含陶瓷的烧制材料; 通过机械破碎陶瓷烧制材料获得陶瓷颗粒; 得到包含陶瓷颗粒和粘合剂的浆料; 并将浆料施加到电极的表面上，然后干燥。

29. 发明授权

US07144659B2 Negative electrode and lithium ion secondary battery using the same 有权
标题翻译：负极和锂离子二次电池使用相同
公开(公告)号：US07144659B2
公开(公告)日：2006-12-05
申请号：US10614023
申请日：2003-07-08
申请人： Yusuke Fukumoto , Yasuhiko Hina , Kaoru Inoue , Tsuyoshi Iwakura
发明人： Yusuke Fukumoto , Yasuhiko Hina , Kaoru Inoue , Tsuyoshi Iwakura
IPC分类号： H01M4/48
CPC分类号： H01M4/133 , H01B1/04 , H01M4/02 , H01M4/1393 , H01M4/364 , H01M4/485 , H01M4/505 , H01M4/525 , H01M4/587 , H01M10/0525 , H01M2004/021 , H01M2004/027
摘要： A negative electrode for a lithium ion secondary battery comprising a material mixture layer comprising a carbonaceous material comprising a spherical natural graphite and a graphitized carbon fiber, wherein the material mixture layer has a carbon density of not less than 1.6 g/cm3; the spherical natural graphite has: (1) an interplanar spacing d002 between the (002) planes determined by an X-ray diffraction pattern of 0.3354 to 0.3357 nm, (2) a mean particle circularity of not less than 0.86, and (3) a mean particle size of 5 to 20 μm; the graphitized carbon fiber has: (1) a mean fiber length of 20 to 200 μm, and (2) a mean aspect ratio of 2 to 10; and the amount of the graphitized carbon fiber is 50 to 90% by weight of whole of the carbonaceous material.
摘要翻译：一种锂离子二次电池用负极，其特征在于，包括含有球状天然石墨和石墨化碳纤维的碳质材料的混合物层，其特征在于，所述材料混合层的碳密度为1.6g / cm 3以上 ; 球形天然石墨具有：（1）通过0.3354〜0.3357nm的X射线衍射图确定的（002）面之间的面间距d 002，（2）平均粒子圆形度不为小于0.86，（3）平均粒径为5〜20μm; 石墨化碳纤维具有：（1）平均纤维长度为20〜200μm，（2）平均纵横比为2〜10; 并且石墨化碳纤维的量为全部含碳材料的50〜90重量％。

30. 发明授权

US07052803B2 Lithium rechargeable battery 有权
标题翻译：锂可充电电池
公开(公告)号：US07052803B2
公开(公告)日：2006-05-30
申请号：US10620687
申请日：2003-07-17
申请人： Fumio Kato , Takafumi Oura , Yusuke Fukumoto , Norihiro Yamamoto , Shozo Fujiwara
发明人： Fumio Kato , Takafumi Oura , Yusuke Fukumoto , Norihiro Yamamoto , Shozo Fujiwara
IPC分类号： H01M4/58 , H01M4/62 , H01M4/66
CPC分类号： H01M4/133 , H01M2/0217 , H01M2/0285 , H01M2/0287 , H01M4/364 , H01M4/587 , H01M4/621 , H01M4/661 , H01M6/10 , H01M10/0525 , H01M2004/021
摘要： The present invention provides a lithium rechargeable battery including a negative electrode comprising a copper core material, to which is fixed an active material made by mixing artificial graphite particles A obtained by kneading and granulating a base material of pulverized bulk mesophase pitch with pitch in a softened state and/or thermosetting resin, carbonizing the resulting granules at 700 to 1,500° C. and graphitizing the carbonized granules at 2,500 to 3,000° C. with spherical graphite particles B having a high mean circularity, with a view to inhibiting the deterioration in battery capacity through the repeated charge/discharge cycles, which occurs remarkably in a high energy density lithium rechargeable battery, and providing excellent discharge characteristic and safety.
摘要翻译：本发明提供一种锂可再充电电池，其包括含有铜芯材料的负极，固定有活性物质，该活性物质通过将通过捏合和粉碎粉碎的体相中间相沥青的基料与在软化的块状中间相沥青中的沥青混合而得到的人造石墨颗粒A 状态和/或热固性树脂，将所得颗粒在700至1500℃下碳化，并将碳化颗粒石墨化为2,500至3,000℃，具有高平均圆形度的球形石墨颗粒B，以便抑制电池的劣化通过重复的充电/放电循环的容量，其在高能量密度的锂可再充电电池中显着发生，并且提供优异的放电特性和安全性。

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