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

US08435672B2 Lithium ion secondary battery 有权
标题翻译：锂离子二次电池
公开(公告)号：US08435672B2
公开(公告)日：2013-05-07
申请号：US11785622
申请日：2007-04-19
申请人： Yutaka Bannai , Tatsuji Numata , Ryuichi Kasahara
发明人： Yutaka Bannai , Tatsuji Numata , Ryuichi Kasahara
IPC分类号： H01M10/0525 , H01M4/133
CPC分类号： H01M4/133 , H01M2/0222 , H01M4/505 , H01M10/0525 , H01M2004/021 , H01M2004/027 , Y02T10/7011
摘要： The invention provides a lithium ion secondary battery comprising a positive electrode, a negative electrode and an electrolysis solution containing an aprotic solvent having an electrolyte dissolved in it, wherein the negative electrodes uses an amorphous carbon material as a negative electrode active material. The amorphous carbon material has (A) an average particle diameter (median size) of 7 μm to 20 μm inclusive as measured by a laser diffraction scattering method and (B) a particle size distribution as measured by a laser diffraction scattering method, in which distribution the ratio of particles of less than 3 μm in diameter is 1% by mass to 10% mass inclusive, and is free of an electrical conducting material.
摘要翻译：本发明提供一种锂离子二次电池，其包含正极，负极和含有溶解有电解质的非质子溶剂的电解液，其中所述负极使用无定形碳材料作为负极活性物质。无定形碳材料通过激光衍射散射法测定的（A）平均粒径（中值粒径）为7μm〜20μm，其中，（B）通过激光衍射散射法测定的粒度分布，其中分布直径小于3μm的颗粒的比例为1质量％至10质量％，并且不含导电材料。

2. 发明申请

US20100173201A1 LITHIUM SECONDARY BATTERY 审中-公开
标题翻译：锂二次电池
公开(公告)号：US20100173201A1
公开(公告)日：2010-07-08
申请号：US12725756
申请日：2010-03-17
申请人： Takehiro NOGUCHI , Masaaki MATSUU , Ryuichi KASAHARA , Tatsuji NUMATA , Yutaka BANNAI
发明人： Takehiro NOGUCHI , Masaaki MATSUU , Ryuichi KASAHARA , Tatsuji NUMATA , Yutaka BANNAI
IPC分类号： H01M4/00
CPC分类号： H01M4/505 , H01M4/485 , H01M4/525
摘要： An objective of the present invention is to provide a lithium secondary battery which can achieve a higher capacity and a longer life without reduction in a lower voltage in the battery. In the present invention, a compound represented by general formula (I) described below is used as a cathode active material, and a compound represented by general formula (II) described below is used as an anode active material; Lia1(Nix1Mn2-x1-y1M1y1)O4 (I) wherein the M1 is at least one of Ti, Si, Mg and Al, the a1 satisfies 0≦a1≦1, the x1 satisfies 0.4≦x1≦0.6, and the y1 satisfies 0≦y1≦0.4; and Lia2M21-y2M3y2Oz2 (II) wherein the M2 is at least one of Si and Sn; the M3 is at least one of Fe, Ni and Cu, the a2 satisfies 0≦a2≦5, the y2 satisfies 0≦y2
摘要翻译：本发明的目的是提供一种可以在不降低电池中的较低电压的情况下实现更高容量和更长寿命的锂二次电池。在本发明中，将下述通式（I）表示的化合物用作正极活性物质，将下述通式（II）表示的化合物用作负极活性物质; Lia（Nix1Mn2-x1-y1M1y1）O4（I）其中M1是Ti，Si，Mg和Al中的至少一种，a1满足0＆nlE; a1＆nlE; 1，x1满足0.4＆nlE; x1＆nlE; 0.6，y1 满足0＆nlE; y1＆nlE; 0.4; 和Lia2M21-y2M3y2Oz2（II），其中M2是Si和Sn中的至少一种; M3是Fe，Ni和Cu中的至少一种，a2满足0＆nlE; a2＆nlE; 5，y2满足0＆nlE; y2 <0.3，z2满足0

3. 发明申请

US20100173200A1 LITHIUM SECONDARY BATTERY 审中-公开
标题翻译：锂二次电池
公开(公告)号：US20100173200A1
公开(公告)日：2010-07-08
申请号：US12725723
申请日：2010-03-17
申请人： Takehiro NOGUCHI , Masaaki MATSUU , Ryuichi KASAHARA , Tatsuji NUMATA , Yutaka BANNAI
发明人： Takehiro NOGUCHI , Masaaki MATSUU , Ryuichi KASAHARA , Tatsuji NUMATA , Yutaka BANNAI
IPC分类号： H01M4/00
CPC分类号： H01M4/505 , H01M4/485 , H01M4/525
摘要： An objective of the present invention is to provide a lithium secondary battery which can achieve a higher capacity and a longer life without reduction in a lower voltage in the battery. In the present invention, a compound represented by general formula (I) described below is used as a cathode active material, and a compound represented by general formula (II) described below is used as an anode active material; Lia1(Nix1Mn2-x1-y1M1y1)O4 (I) wherein the M1 is at least one of Ti, Si, Mg and Al, the a1 satisfies 0≦a1≦1, the x1 satisfies 0.4≦x1≦0.6, and the y1 satisfies 0≦y1≦0.4; and Lia2M21-y2M3y2Oz2 (II) wherein the M2 is at least one of Si and Sn; the M3 is at least one of Fe, Ni and Cu, the a2 satisfies 0≦a2≦5, the y2 satisfies 0≦y2≦0.3, and the z2 satisfies 0≦z2≦2.
摘要翻译：本发明的目的是提供一种可以在不降低电池中的较低电压的情况下实现更高容量和更长寿命的锂二次电池。在本发明中，将下述通式（I）表示的化合物用作正极活性物质，将下述通式（II）表示的化合物用作负极活性物质; Lia（Nix1Mn2-x1-y1M1y1）O4（I）其中M1是Ti，Si，Mg和Al中的至少一种，a1满足0＆nlE; a1＆nlE; 1，x1满足0.4＆nlE; x1＆nlE; 0.6，y1 满足0＆nlE; y1＆nlE; 0.4; 和Lia2M21-y2M3y2Oz2（II），其中M2是Si和Sn中的至少一种; M3是Fe，Ni和Cu中的至少一种，a2满足0＆nlE; a2＆nlE; 5，y2满足0＆nlE; y2＆nlE; 0.3，z2满足0＆nlE; z2＆nlE; 2。

4. 发明授权

US06235433B1 High molecular gel electrolyte and secondary battery using the same 有权
标题翻译：高分子凝胶电解质和二次电池使用相同
公开(公告)号：US06235433B1
公开(公告)日：2001-05-22
申请号：US09217078
申请日：1998-12-21
申请人： Kosuke Amano , Yutaka Bannai , Hiroshi Yageta , Masaharu Satoh , Etsuo Hasegawa
发明人： Kosuke Amano , Yutaka Bannai , Hiroshi Yageta , Masaharu Satoh , Etsuo Hasegawa
IPC分类号： H01M1040
CPC分类号： H01M10/052 , H01M6/181 , H01M10/0565
摘要： A secondary battery has a positive electrode, an electrolyte, and a negative electrode. The electrolyte is made up of a high molecular gel electrolyte comprising a matrix polymer and an electrolyte solution included in the matrix polymer. The electrolyte solution is formed by dissolving an ionic compound in a nonaqueous organic solvent. The matrix polymer forms a high molecular network by dispersing (i) a compound containing at least two polymerizable functional groups, (ii) compound having a polymerizable functional group and containing one of a carbonyl group, an amido group, and an oxyalkylene group, and (iii) a vinylidene fluoride polymer and polymerizing them.
摘要翻译：二次电池具有正极，电解质和负极。电解质由包含基质聚合物的高分子凝胶电解质和包含在基质聚合物中的电解质溶液组成。电解质溶液通过将离子化合物溶解在非水有机溶剂中而形成。基质聚合物通过分散（i）含有至少两个可聚合官能团的化合物，（ii）具有可聚合官能团并含有羰基，酰胺基和氧化烯基之一的化合物，形成高分子网络，以及（iii）偏二氟乙烯聚合物并使其聚合。

5. 发明授权

US08034475B2 Anode for secondary battery and secondary battery using the same 有权
标题翻译：二次电池阳极和二次电池使用相同
公开(公告)号：US08034475B2
公开(公告)日：2011-10-11
申请号：US12801396
申请日：2010-06-07
申请人： Hironori Yamamoto , Yutaka Bannai , Mariko Miyachi , Jiro Iriyama , Hidemasa Kawai , Masato Shirakata
发明人： Hironori Yamamoto , Yutaka Bannai , Mariko Miyachi , Jiro Iriyama , Hidemasa Kawai , Masato Shirakata
IPC分类号： H01M4/02 , H01M4/38 , H01M4/48
CPC分类号： H01M4/13 , H01M4/131 , H01M4/364 , H01M4/366 , H01M4/38 , H01M4/386 , H01M4/387 , H01M4/405 , H01M4/505 , H01M4/525 , H01M4/587 , H01M10/052 , H01M10/0525 , H01M2004/021 , H01M2004/027
摘要： A secondary battery includes an anode for a secondary battery, a cathode which absorbs and discharges lithium ions, and an electrolyte which is placed between the anode for the secondary battery and the cathode. The anode for the secondary battery includes an anode active material layer which absorbs and discharges lithium ions, the anode active material layer including a first layer including carbon as a chief ingredient, and a second layer including at least one first element having a theoretical capacity greater than a theoretical capacity of graphite, and at least one second element which has a theoretical capacity equal to or less than the theoretical capacity of graphite. The second layer includes particles, and the particles include the first element and the second element.
摘要翻译：二次电池包括用于二次电池的阳极，吸收和排出锂离子的阴极以及放置在二次电池和阴极的阳极之间的电解质。用于二次电池的阳极包括吸收和排出锂离子的负极活性物质层，所述负极活性物质层包括以碳为主要成分的第一层，以及包含至少一个理论容量较大的第一元素的第二层比石墨的理论容量以及理论容量等于或小于石墨的理论容量的至少一个第二元素。第二层包括颗粒，并且颗粒包括第一元素和第二元素。

6. 发明授权

US07045248B2 Secondary battery having radical compound electrode 失效
公开(公告)号：US07045248B2
公开(公告)日：2006-05-16
申请号：US09963530
申请日：2001-09-27
申请人： Yutaka Bannai , Kentaro Nakahara , Yukiko Morioka , Shigeyuki Iwasa , Masaharu Satoh
发明人： Yutaka Bannai , Kentaro Nakahara , Yukiko Morioka , Shigeyuki Iwasa , Masaharu Satoh
IPC分类号： H01M4/60
CPC分类号： H01M4/137 , H01M4/60 , H01M4/602 , H01M10/052
摘要： In a secondary battery comprising a positive electrode, a negative electrode and an electrolyte therebetween, active material of one of the positive electrode and the negative electrode includes a compound having boron radicals or sulfur radicals.

7. 发明授权

US06558438B1 Method for producing a pressurized package for a film packed battery 有权
标题翻译：一种用于生产用于薄膜包装电池的加压包装的方法
公开(公告)号：US06558438B1
公开(公告)日：2003-05-06
申请号：US09620816
申请日：2000-07-21
申请人： Masaharu Satoh , Norihide Ohyama , Masato Shirakata , Tomokazu Kumeuchi , Hiroshi Yageta , Ryuichi Shimizu , Yutaka Bannai
发明人： Masaharu Satoh , Norihide Ohyama , Masato Shirakata , Tomokazu Kumeuchi , Hiroshi Yageta , Ryuichi Shimizu , Yutaka Bannai
IPC分类号： H01M610
CPC分类号： H01M10/0587 , H01M6/10 , H01M6/181 , H01M10/0413 , H01M10/0436 , H01M10/0468 , H01M10/0525 , H01M10/054 , H01M10/0565 , H01M10/44 , H01M10/446 , Y10T29/49108
摘要： In a film packed battery, a battery power source comprising, at least, a cathode, an anode, an electrolyte, and a separator is packed with a film. In a method for producing film packed battery, a pre-charging step for charging the film packed battery while pressure is applied, for example, by sandwiching it between two flat plates is included at least once.
摘要翻译：在薄膜封装电池中，至少包括阴极，阳极，电解质和隔膜的电池电源装满薄膜。在制造薄膜包装电池的方法中，例如通过将薄膜包装电池夹在两个平板之间来对薄膜包装电池进行充电的预充电步骤至少包括一次。

8. 发明授权

US06503656B1 Method for production of battery 有权
标题翻译：电池生产方法
公开(公告)号：US06503656B1
公开(公告)日：2003-01-07
申请号：US09598704
申请日：2000-06-21
申请人： Yutaka Bannai , Hiroshi Yageta , Masaharu Satoh , Etsuo Hasegawa , Masato Shirakata
发明人： Yutaka Bannai , Hiroshi Yageta , Masaharu Satoh , Etsuo Hasegawa , Masato Shirakata
IPC分类号： H01M208
CPC分类号： H01M2/08 , H01M2/0207 , H01M2/0275 , H01M2/0287 , Y10T29/4911
摘要： A battery with a laminated film as a casing encapsulating the battery power source is manufactured by the steps of: heat sealing the sealing area of the laminated film, whereby encapsulating the battery power source in the laminated film; and irradiating, with an electron beam, a portion of the heat sealed area, thereby the irradiated area crosses, in the direction along the peripheries of the heat sealed area, the overlapping areas of the heat sealed area and the leading electrodes projecting toward outside from the positive electrode and the negative electrode. According to this method, produced is a battery having a high peeling strength at the position of terminals of leading electrodes without sacrificing battery properties and therefore having high reliability and safety.
摘要翻译：通过以下步骤制造具有层压膜作为封装电池电源的壳体的电池：热封层叠膜的密封区域，从而将电池电源封装在层压膜中; 并且用电子束照射热封区域的一部分，由此照射区域沿着热封区域周围的方向与热封区域的重叠区域和向外突出的引导电极正极和负极。根据该方法，制造的是在引线电极的端子位置具有高的剥离强度的电池，而不会牺牲电池性能，因此具有高的可靠性和安全性。

9. 发明授权

US07642011B2 Secondary battery with a radical compound active material 有权
标题翻译：具有自由基复合活性物质的二次电池
公开(公告)号：US07642011B2
公开(公告)日：2010-01-05
申请号：US11065365
申请日：2005-02-25
申请人： Kentaro Nakahara , Masaharu Satoh , Shigeyuki Iwasa , Hiroshi Yageta , Yutaka Bannai , Yukiko Morioka , Etsuo Hasegawa
发明人： Kentaro Nakahara , Masaharu Satoh , Shigeyuki Iwasa , Hiroshi Yageta , Yutaka Bannai , Yukiko Morioka , Etsuo Hasegawa
IPC分类号： H01M4/02 , H01M4/58
CPC分类号： H01M4/13 , H01M4/137 , H01M4/60 , H01M4/602 , H01M4/606 , H01M4/608 , H01M10/05 , H01M10/052 , H01M10/0565
摘要： A radical compound may be used as an active material for an anode layer 2 to provide a novel stable secondary battery with a higher energy density and a larger capacity. The radical compound used has, for example, a spin concentration of 1021 spins/g or more.
摘要翻译：可以使用自由基化合物作为阳极层2的活性材料，以提供具有更高能量密度和更大容量的新型稳定二次电池。所使用的自由基化合物例如具有1021转/克以上的自旋浓度。

10. 发明申请

US20050089757A1 Nonaqueous electrolyte cell 有权
标题翻译：非水电解质电池
公开(公告)号：US20050089757A1
公开(公告)日：2005-04-28
申请号：US10503956
申请日：2003-04-09
申请人： Yutaka Bannai , Hironori Yamamoto , Mariko Miyachi , Ikiko Yamazaki , Koji Utsugi , Jiro Iriyama , Tamaki Miura , Mitsuhiro Mori , Hidemasa Kawai
发明人： Yutaka Bannai , Hironori Yamamoto , Mariko Miyachi , Ikiko Yamazaki , Koji Utsugi , Jiro Iriyama , Tamaki Miura , Mitsuhiro Mori , Hidemasa Kawai
IPC分类号： H01M4/13 , H01M4/133 , H01M4/134 , H01M4/136 , H01M4/139 , H01M4/1395 , H01M4/1397 , H01M4/38 , H01M4/40 , H01M4/485 , H01M4/56 , H01M4/58 , H01M4/587 , H01M10/05 , H01M10/052 , H01M10/0568 , H01M10/0569 , H01M10/44
CPC分类号： H01M4/13 , H01M4/133 , H01M4/134 , H01M4/505 , H01M10/0525 , H01M10/0568 , H01M10/0569 , H01M2004/027
摘要： An anode with a multi-layer structure including a first layer (21) having carbon as a main component, and a second layer (22) having lithium-ion conductivity and including a material as a main component thereof which can insert and extract lithium ions, or a multi-layer structure including a third layer (23) containing lithium in addition to the first layer and the second layer, and a lithium secondary battery including the same. The lithium secondary battery can be provided in which the battery capacity is substantially enhanced in the voltage range where the battery is actually used while maintaining the higher charge-discharge efficiency and the excellent cycle performance.
摘要翻译：一种具有多层结构的阳极，包括以碳为主要成分的第一层（21）和具有锂离子传导性的第二层（22），并且包括可以插入和提取锂离子的材料作为其主要成分或包括除了第一层和第二层之外还含有锂的第三层（23）的多层结构，以及包含该第二层的锂二次电池。可以提供其中在实际使用电池的电压范围内电池容量显着提高的锂二次电池，同时保持较高的充电 - 放电效率和优异的循环性能。

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